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91. EDSAC stands for ________________________ Show Answer Electronic Delay Storage Automatic Calculator 92. Who invented Integrated Circuit (IC) ? Show Answer Jack kilby 93. The processing speed of Second Generation of computers was ___________________ Show Answer Microseconds 94. In which Generation of computers batch processing was mainly used ? Show Answer 1st 95. How many … Read more
81. Abacus was the first Show Answer mechanical calculator 82. The stepped Reckoner was invented by Show Answer Gottfried Leibnitz 83. Punched cards were first invented by Show Answer Herman Hollerith 84. Each set of Napier’s Bones consisted of ____________rods Show Answer 11 85. In which generation of computers Operating system was developed ? Show … Read more
51. Which part of a computer helps to store information ? Show Answer Disk Drive 52. Which of the following is a part of the system unit ? Show Answer CPU 53. ……………….is used to read disks. Show Answer disk drive 54. Capital letters on a keyboard are referred to as ……………….. Show Answer Caps … Read more
Attempt more quizzes Quiz on history and generations of computer (set 1) Quiz on history and generations of computer (set 2) Quiz on history and generations of computer (set 3) Quiz on history and generations of computer (set 4) M. Choudhury Hello students, Welcome to my site. I am the founder of the blog elearnersmentor.com. … Read more
71. Who invented Internet ? Show Answer Vint Cerf 72. IT stands for ________________ Show Answer Information Technology 73. GUI stands for _______________ Show Answer Graphical User Interface 74. Windows 95, Windows 98, Windows NT are known as – Show Answer Operating System 75. CAD stands for_______________ Show Answer Computer Aided Design 76. BIT stands … Read more
61. Who is the father of personal computer ? Show Answer Edward Robert 62. INTERNET stands for_____________________ Show Answer International Network 63. An error in computer program is called ______________ Show Answer Bug 64. EBCDIC stands for ___________ Show Answer Extended Binary Coded Decimal Interchange Code 65. ARPANET stands for ______________ Show Answer Advanced Research … Read more
51. Digital computers use a ___________system to encode data and programs. Show Answer Binary 52. FORTRAN stands for ________________ Show Answer Formula Translation 53. Which device uses a handheld operating system ? Show Answer APDA 54. Which is the smallest of the following computers ? Show Answer Notebook 55. A personal computer is designed to … Read more
Introduction Today’s world is a world of Internet where most of the things we get to know from Internet like what is happening around us and we often share our sensitive data on Internet .So In this situation it becomes very important for us to know the security related to Internet. So in this section … Read more
Hardware Hardware are the physical components of a Computer which we can touch and feel i.e. the tangible parts of a Computer are called Hardware. These are the peripheral devices which help a computer to perform computations. For example, Monitor, CPU, Keyboard, Mouse , Printer, Scanner etc. M. Choudhury Hello students, Welcome to my site. … Read more
Types of computer Depending on the type of data the computer processes, they are divided into three types Analog Computer Digital Computer Hybrid Computer Depending on the size, power and processing speed Digital computer is again classified into four categories such as Micro computer 2. Mini computer 3. Main frame computer 4. Super computer Micro … Read more