tag:blogger.com,1999:blog-90157934843092823862012-02-15T23:25:14.865-08:00তথ্য প্রযুক্তির জানা অজানা কিছু অত্যন্ত গুরুত্বপূর্ণ বিষয়ের খুঁটিনাটিMd.Shahadat Hossain Arnobhttp://www.blogger.com/profile/15780240534212865763noreply@blogger.comBlogger11100tag:blogger.com,1999:blog-9015793484309282386.post-45534646604568164022010-05-12T07:15:00.000-07:002010-05-12T07:19:52.893-07:00<meta equiv="Content-Type" content="text/html; charset=utf-8"><meta name="ProgId" content="Word.Document"><meta name="Generator" content="Microsoft Word 12"><meta name="Originator" content="Microsoft Word 12"><link rel="File-List" href="file:///C:%5CDOCUME%7E1%5CMIZAN%5CLOCALS%7E1%5CTemp%5Cmsohtmlclip1%5C01%5Cclip_filelist.xml"><link rel="Edit-Time-Data" href="file:///C:%5CDOCUME%7E1%5CMIZAN%5CLOCALS%7E1%5CTemp%5Cmsohtmlclip1%5C01%5Cclip_editdata.mso"><!--[if !mso]> <style> v\:* {behavior:url(#default#VML);} o\:* {behavior:url(#default#VML);} w\:* {behavior:url(#default#VML);} .shape {behavior:url(#default#VML);} 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>অজানা</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:18;" > </span></b><b><span style=";font-family:Vrinda;font-size:18;" >কিছু</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:18;" > </span></b><b><span style=";font-family:Vrinda;font-size:18;" >অত্যন্ত</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:18;" > </span></b><b><span style=";font-family:Vrinda;font-size:18;" >গুরুত্বপূর্ণ</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:18;" > </span></b><b><span style=";font-family:Vrinda;font-size:18;" >বিষয়ের</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:18;" > </span></b><b><span style=";font-family:Vrinda;font-size:18;" >খুঁটিনাটি</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:18;" > <o:p></o:p></span></b></p> <p class="MsoNormal" style=""><b style=""><span style=";font-family:SutonnyMJ;font-size:18;" ><o:p> </o:p></span></b></p> <p class="MsoNormal" style=""><b><span style=";font-family:Vrinda;font-size:14;" >তথ্য</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >প্রযুক্তিকে</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >যারা</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >ভালোবাসে</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >তাদের</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >কাছে</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >প্রযুক্তির</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >নতুন</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >কিংবা</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >পুরাতন</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >যেকোন</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >ধরনের</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >সংবাদই</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >অত্যনত্ম</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >গুরুত্বপূর্ণ</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >এবং</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >আনন্দের</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > <span style=""> </span></span></b><b><span style=";font-family:Vrinda;font-size:14;" >ঠিক</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >তেমনি</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >প্রযুক্তির</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >কিছু</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >জানা</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >অজানা</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >অত্যনত্ম</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >গুরুত্বপূর্ণ</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >বিষয়ের</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >খুঁটিনাটি</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >এ</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >সংখ্যায়</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >প্রকাশ</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >করা</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >হলো</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:SutonnyMJ;font-size:14;" >-</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" ><o:p></o:p></span></b></p> <p class="MsoNormal" style="text-align: justify; line-height: 14pt;"><b style=""><span style="font-family:SutonnyMJ;"><o:p> </o:p></span></b></p> <p class="MsoNormal" style="text-align: justify; line-height: 14pt;"><b style=""><span style="font-family:SutonnyMJ;"><o:p> </o:p></span></b></p> <p class="MsoNormal" style="text-align: justify; line-height: 14pt;"><!--[if gte vml 1]><v:shapetype id="_x0000_t75" coordsize="21600,21600" spt="75" preferrelative="t" path="m@4@5l@4@11@9@11@9@5xe" filled="f" stroked="f"> <v:stroke joinstyle="miter"> <v:formulas> <v:f eqn="if lineDrawn pixelLineWidth 0"> <v:f eqn="sum @0 1 0"> <v:f eqn="sum 0 0 @1"> <v:f eqn="prod @2 1 2"> <v:f eqn="prod @3 21600 pixelWidth"> <v:f eqn="prod @3 21600 pixelHeight"> <v:f eqn="sum @0 0 1"> <v:f eqn="prod @6 1 2"> <v:f eqn="prod @7 21600 pixelWidth"> <v:f eqn="sum @8 21600 0"> <v:f eqn="prod @7 21600 pixelHeight"> <v:f eqn="sum @10 21600 0"> </v:formulas> <v:path extrusionok="f" gradientshapeok="t" connecttype="rect"> <o:lock ext="edit" aspectratio="t"> </v:shapetype><v:shape id="Picture_x0020_1" spid="_x0000_s1026" type="#_x0000_t75" style="'position:absolute;left:0;text-align:left;margin-left:403.35pt;" wrapcoords="-460 0 -460 21327 21600 21327 21600 0 -460 0"> <v:imagedata src="file:///C:\DOCUME~1\MIZAN\LOCALS~1\Temp\msohtmlclip1\01\clip_image001.jpg" title="Ada_Lovelace"> <w:wrap type="tight"> </v:shape><![endif]--><!--[if !vml]--><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://4.bp.blogspot.com/_l9ARghPlbKs/S-q4XxJIMkI/AAAAAAAAABM/aXVu0hYT1mA/s1600/Ada_Lovelace.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 79px; height: 111px;" src="http://4.bp.blogspot.com/_l9ARghPlbKs/S-q4XxJIMkI/AAAAAAAAABM/aXVu0hYT1mA/s320/Ada_Lovelace.jpg" alt="" id="BLOGGER_PHOTO_ID_5470387415863013954" border="0" /></a><br /><!--[endif]--><b style=""><span style="font-family:SutonnyMJ;"><o:p></o:p></span></b></p> <p class="MsoNormal" style="margin-left: 0.5in; text-align: justify; line-height: 8pt;"><span style=";font-family:SutonnyMJ;font-size:10;" ><o:p> </o:p></span></p> <p class="MsoNormal" style="margin-left: 0.25in; text-align: justify; text-indent: -0.25in; line-height: 15pt;"><b style=""><span style="font-family:SutonnyMJ;"><span style=""> </span></span></b><b><span style=";font-family:Vrinda;font-size:14;" >বিশ্বের</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >প্রথম</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >কম্পিউটার</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >প্রোগ্রামার</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > <o:p></o:p></span></b></p> <p class="MsoNormal" style="margin-left: 0.25in; text-align: justify; text-indent: -0.25in; line-height: 15pt;"><span style="font-family:SutonnyMJ;"><span style=""> </span></span><span style="font-family:Vrinda;">সর্বপ্রথম</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">কম্পিউটার</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">প্রোগ্রাামার</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ছিলেন</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">একজন</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">নারী।</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">তার</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">নাম</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">কি</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">জানেন</span><span style="font-family:SutonnyMJ;">?</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">অগাস্টা</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">এডা।</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">তিনি</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ছিলেন</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">কালজয়ী</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ইংলিশ</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">কবি</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">বায়রনের</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">কণ্যা।</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">তার</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">সম্মানার্থে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">১৯৮০</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">সালে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">মার্কিন</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">যুক্তরাষ্ট্রের</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">প্রতিরক্ষা</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">মন্ত্রণালয়</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">কম্পিউটারের</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">একটি</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ভাষাকে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">এডা</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">নামকরণ</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">করেন।</span><span style="font-family:SutonnyMJ;"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-left: 0.25in; text-align: justify; text-indent: -0.25in; line-height: 12pt;"><span style=";font-family:SutonnyMJ;font-size:10;" ><o:p> </o:p></span></p> <p class="MsoNormal" style="margin-left: 0.25in; text-align: justify; text-indent: -0.25in; line-height: 15pt;"><b style=""><span style="font-family:SutonnyMJ;"><span style=""> </span></span></b><b><span style=";font-family:Vrinda;font-size:14;" >বিশ্বের</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >প্রথম</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >ল্যাপটপ</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > <o:p></o:p></span></b></p> <p class="MsoNormal" style="margin-left: 0.25in; text-align: justify; text-indent: -0.25in; line-height: 15pt;"><span style="font-family:SutonnyMJ;"><span style=""> </span></span><span style="font-family:Vrinda;">বিশ্বের</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">প্রথম</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ল্যাপটপ</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:SutonnyMJ;">‘</span><span style="font-family:Vrinda;">আইবিএম</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">৫১১</span><span style="font-family:SutonnyMJ;">’</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">১৯৭৫</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">সালে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">বাজারে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ছাড়া</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">হয়।</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">১৬</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">বিট</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">প্রসেসর</span><span style="font-family:SutonnyMJ;">,</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">৬৪</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">কিলোবাইট</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">র</span><span style=";font-family:&quot;;" >‌</span><span style="font-family:Vrinda;">্যাম</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">এবং</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">৫</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ইঞ্চি</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">সিআরটি</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">মনিটর</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">যুক্ত</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ল্যাপটপটির</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ওজন</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ছিল</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">২৫</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">কেজি।</span><span style="font-family:SutonnyMJ;"> <o:p></o:p></span></p> <p class="MsoNormal" style="margin-left: 0.25in; text-align: justify; text-indent: -0.25in; line-height: 12pt;"><span style=";font-family:SutonnyMJ;font-size:10;" ><o:p> </o:p></span></p> <p class="MsoNormal" style="margin-left: 0.25in; text-align: justify; text-indent: -0.25in; line-height: 15pt;"><b style=""><span style="font-family:SutonnyMJ;"><span style=""> </span></span></b><b><span style=";font-family:Vrinda;font-size:14;" >বিশ্বের</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >প্রথম</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >কম্পিউটার</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >গেম</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > <o:p></o:p></span></b></p> <p class="MsoNormal" style="margin-left: 0.25in; text-align: justify; text-indent: -0.25in; line-height: 15pt;"><span style="font-family:SutonnyMJ;"><span style=""> </span></span><span style="font-family:Vrinda;">কম্পিউটার</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">গেইমের</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">প্রাথমিক</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ফরমেট</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ছিল</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ভিডিও</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">গেইম</span><span style="font-family:SutonnyMJ;">,</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">সে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">হিসেবে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ক্যাথড</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">রে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">টিউব</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">অ্যঅমিউজমেন্ট</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ডিভাইসই</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ছিল</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">১৯৪৭</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">সালের</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">২৫</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">জানুয়ারি</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">প্রথম</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">পেটেন্ট</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">কাইল্ড</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">কম্পিউটার</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">গেইম।</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">তবে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">কম্পিউটারে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">নয়</span><span style="font-family:SutonnyMJ;">,</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">একটি</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">অ্যানালগ</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ডিভাইসের</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">স্ক্রিনে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">বিভিন্ন</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">টার্গেট</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">পয়েন্টে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">মিসাইল</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">নিক্ষেপ</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">করা</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">নিয়েই</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">প্লট</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">করা</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">হয়েছিল</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">গেইমটি।</span><span style="font-family:SutonnyMJ;"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-left: 0.25in; text-align: justify; text-indent: -0.25in; line-height: 12pt;"><span style=";font-family:SutonnyMJ;font-size:10;" ><o:p> </o:p></span></p> <p class="MsoNormal" style="margin-left: 0.25in; text-align: justify; text-indent: -0.25in; line-height: 15pt;"><b style=""><span style="font-family:SutonnyMJ;"><span style=""> </span></span></b><b><span style=";font-family:Vrinda;font-size:14;" >বিশ্বের</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >প্রথম</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >হার্ডডিস্ক</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > <o:p></o:p></span></b></p> <p class="MsoNormal" style="margin-left: 0.25in; text-align: justify; text-indent: -0.25in; line-height: 15pt;"><span style="font-family:SutonnyMJ;"><span style=""> </span></span><span style="font-family:Vrinda;">হার্ডডিস্ক</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ড্রাইভ</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">প্রথম</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ব্যবহার</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">করা</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">হয়েছিল</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">১৯৫৬</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">সালে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">আইবিএমের</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:SutonnyMJ;">‘</span><span style="font-family:Vrinda;">৩০৫</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">রোম্যাক</span><span style="font-family:SutonnyMJ;">’</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">কম্পিউটারে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">৬০</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ইঞ্জি</span><span style="font-family:SutonnyMJ;"> j¤^v, </span><span style="font-family:Vrinda;">৬৮</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ইঞ্চি</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">চওড়া</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">এবং</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">২৯</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ইঞ্চি</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">পুরু</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">বিশালাকৃতির</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">হার্ডডিস্কটির</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ক্ষমতা</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ছিল</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">মাত্র</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">৫</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">কিলোবাইট।</span><span style="font-family:SutonnyMJ;"> <o:p></o:p></span></p> <p class="MsoNormal" style="margin-left: 0.25in; text-align: justify; text-indent: -0.25in; line-height: 12pt;"><span style=";font-family:SutonnyMJ;font-size:10;" ><o:p> </o:p></span></p> <p class="MsoNormal" style="margin-left: 0.25in; text-align: justify; text-indent: -0.25in; line-height: 15pt;"><b style=""><span style="font-family:SutonnyMJ;"><span style=""> </span></span></b><b><span style=";font-family:Vrinda;font-size:14;" >বিশ্বের</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >প্রথম</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >সফলভাবে</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >তৈরিকৃত</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >সিডি</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > <o:p></o:p></span></b></p> <p class="MsoNormal" style="margin-left: 0.25in; text-align: justify; text-indent: -0.25in; line-height: 15pt;"><span style="font-family:SutonnyMJ;"><span style=""> </span></span><span style="font-family:Vrinda;">ফিলিপস</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">সর্বপ্রথম</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">সিডি</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">বা</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">কম্প্যাক্ট</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ডিস্কের</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">প্রোটোটাইপ</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">প্রদর্শন</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">করলেও</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">এটি</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">প্রথম</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">সফলভাবে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">তৈরি</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">করতে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">সক্ষম</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">হয়</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">জাপানি</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">প্রতিষ্ঠান</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">সনি।</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">সনির</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">তৈরি</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">সিডিটি</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">১৫০</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">মিনিট</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">অডিও</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">চালাতে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">সক্ষম</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">হয়েছিল।</span><span style="font-family:SutonnyMJ;"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-left: 0.25in; text-align: justify; text-indent: -0.25in; line-height: 12pt;"><span style=";font-family:SutonnyMJ;font-size:10;" ><o:p> </o:p></span></p> <p class="MsoNormal" style="margin-left: 0.25in; text-align: justify; text-indent: -0.25in; line-height: 15pt;"><b style=""><span style="font-family:SutonnyMJ;"><span style=""> </span></span></b><b><span style=";font-family:Vrinda;font-size:14;" >বিশ্বের</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >প্রথম</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >ওয়েব</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >ক্যাম</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > <o:p></o:p></span></b></p> <p class="MsoNormal" style="margin-left: 0.25in; text-align: justify; text-indent: -0.25in; line-height: 15pt;"><span style="font-family:SutonnyMJ;"><span style=""> </span></span><span style="font-family:Vrinda;">সর্বপ্রথম</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ওয়েব</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ক্যাম</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">আবিষ্কার</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">হয়</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">১৯৯৪</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">সালে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:SutonnyMJ;">‘</span><span style="font-family:Vrinda;">ফগক্যাম</span><span style="font-family:SutonnyMJ;">’</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">নামক</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ওয়েব</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ক্যামটি</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">সানফ্রান্সিসকো</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ইউনিভার্সিটিতে।</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">তা</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">এখনও</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">সচল</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">রয়েছে।</span><span style="font-family:SutonnyMJ;"><o:p></o:p></span></p> <p class="MsoNormal" style="margin-left: 0.25in; text-align: justify; text-indent: -0.25in; line-height: 12pt;"><span style=";font-family:SutonnyMJ;font-size:10;" ><o:p> </o:p></span></p> <p class="MsoNormal" style="margin-left: 0.25in; text-align: justify; text-indent: -0.25in; line-height: 15pt;"><b style=""><span style="font-family:SutonnyMJ;"><span style=""> </span></span></b><b><span style=";font-family:Vrinda;font-size:14;" >বিশ্বের</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >প্রথম</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >থ্রিডি</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >মাউস</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" ><o:p></o:p></span></b></p> <p class="MsoNormal" style="margin-left: 0.25in; text-align: justify; text-indent: -0.25in; line-height: 15pt;"><span style="font-family:SutonnyMJ;"><span style=""> </span></span><span style="font-family:Vrinda;">থ্রিডি</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">মাউসকে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">বলা</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">হয়</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ব্যাটস</span><span style="font-family:SutonnyMJ;">,</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ফ্লাইং</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">মাউস</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">বা</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ওয়েন্ডস।</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">১৯৯০</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">সালে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ক্যান্টকের</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">মাধ্যমে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">একটি</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">আংটিকে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">থ্রিডি</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">মাউস</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">হিসেবে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">সর্বপ্রথম</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ব্যবহার</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">করা</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">হয়।</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ওয়্যারলেস</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">এ</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">মাউসটিকে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">আঙুলে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">পড়তে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">দেখে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">বিশ্ববাসী</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">কিছুটা</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">অবাক</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">হলেও</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">পরে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">রেজুলেশন</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">অপর্যাপ্ততার</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">জন্য</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">তা</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">আর</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">মার্কেটে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">আসন</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">করে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">নিতে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">পারেনি।</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">একটি</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">বেইজ</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">স্টেশনের</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">সাহায্যে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">মাউসটিকে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ট্র্যাক</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">করা</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">হয়েছিল।</span><span style="font-family:SutonnyMJ;"> <o:p></o:p></span></p> <p class="MsoNormal" style="margin-left: 0.25in; text-align: justify; text-indent: -0.25in; line-height: 12pt;"><span style=";font-family:SutonnyMJ;font-size:10;" ><o:p> </o:p></span></p> <p class="MsoNormal" style="margin-left: 0.25in; text-align: justify; text-indent: -0.25in; line-height: 15pt;"><b style=""><span style="font-family:SutonnyMJ;"><span style=""> </span></span></b><b><span style=";font-family:Vrinda;font-size:14;" >বিশ্বের</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >প্রথম</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >বাজারকৃত</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > </span></b><b><span style=";font-family:Vrinda;font-size:14;" >পেনড্রাইভ</span></b><b style=""><span style=";font-family:SutonnyMJ;font-size:14;" > <o:p></o:p></span></b></p> <p class="MsoNormal" style="margin-left: 0.25in; text-align: justify; text-indent: -0.25in; line-height: 15pt;"><span style="font-family:SutonnyMJ;"><span style=""> </span></span><span style="font-family:Vrinda;">৮</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">মেগাবাইট</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ক্ষমতার</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">আইবিএমের</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:SutonnyMJ;">‘</span><span style="font-family:Vrinda;">ডিস্ক</span><span style="font-family:SutonnyMJ;">-</span><span style="font-family:Vrinda;">অন</span><span style="font-family:SutonnyMJ;">-</span><span style="font-family:Vrinda;">কি</span><span style="font-family:SutonnyMJ;">’</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ছিল</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">প্রথম</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ইউএসবি</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ফ্ল্যাশ</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ড্রাইভ</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">বা</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">পেনড্রাইভ।</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">পেনড্রাইভটি</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">২০০০</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">সালের</span><span style="font-family:SutonnyMJ;"> wW‡m¤^‡i </span><span style="font-family:Vrinda;">বাজারে</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">ছাড়া</span><span style="font-family:SutonnyMJ;"> </span><span style="font-family:Vrinda;">হয়।</span><span style="font-family:SutonnyMJ;"> <o:p></o:p></span></p> <div class="blogger-post-footer"><img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/9015793484309282386-4553464660456816402?l=arnobpstu.blogspot.com' alt='' /></div>Md.Shahadat Hossain Arnobhttp://www.blogger.com/profile/15780240534212865763noreply@blogger.com3