Computer General Knowledge

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Sl. No.Computer General KnowledgeAnswer
1How many Bits makes one Byte?8 Bits.
2Google is a Browser or a Search Engine?Search Engine.
3Printer is the example of which types of device, Output or Input?Output device.
4What is the full form of RAM?Random Access Memory.
5Who is the founder of Facebook?Mark Zuckerberg.
6Which electronic component was used in first generation of computers?Vaccum tubes.
7All mathematical and logical functions in the computer are done by?Central Processing Unit.
8Attempts made by individuals to obtain confidential information from you by falsifying their identity are called?Phising scams.
9Who was the programmer of Ms-Dos operating system?Bill Gates.
10The first program that run on a computer when computer boots up is?Operating System.
11Cache and main memory will lose their contents when the power is off because?They are volatile.
12Full form of VIRUS is?Virtual Information Resource Under Seize.
13The process of transferring files from Internet to your computer is called?Downloading.
14The process of transferring files from your computer to the Internet is called?Uploading.
15Buying and selling products and services over the Internet is called?E-Commerce.
161 Kilobyte is equal to how many bytes?1024 bytes.
17Who is called Father of Computer?Charles Babbage.
18The man who built the first Mechanical Calculator was?Blaise Pascal.
19When you purchase a product over a Mobile Phone, the transaction is called?M-Commerce.
20Keyboard, Mouse, Joystick are examples of Output devices or Input Devices?Input Devices.
21What is the address given to a computer connected to a network called?IP address.
22What is the name of the software that allows us to browse through web pages called?Browser.
23Who is the founder of Oracle Corporation?Lawrence J. Ellison.
24Which technology is used in a CDROM Drive?Optical.
25A program which translates High Level Language to a Machine Level Language is called?Compiler.
26The process to find error in a software code is called?Debugging.
27What contains specific rules and words that express the logical steps of an algorithm?Syntax.
28Data that is copied from an application is stored in?Clipboard.
29The simultaneous execution of two or more instructions is called?Multiprocessing.
30Which device can understand difference between Data and programs?Microprocessor.
31Servers are computers that provide resources to other computers connected to a?Network.
32Excel spreadsheet, Powerpoint, Word processing are examples of which type of software?Application software.
33How many MB (Mega Byte) makes one GB (Giga Byte)?1024 MB.
34Data that has been organized or presented in a meaningful way is called?Information.
35In the binary language each letter of the alphabet, each number and each special character is made up of a unique combination of?8 bits.
36Windows operating system ‘Windows 8’ is the product of which american company?Microsoft.
37The term ‘Pentium’ is related to?Microprocessor.
38C, Java, PHP, C++ are examples of?Programming language.
39What is the shortcut key for printing a document in windows?Ctrl + P.
40A Web site’s main page is called?Home page.
41The basic unit of a worksheet into which you enter data in Excel is called?Cell.
42What contains buttons and menus that provide quick access to commonly used commands?Toolbar.
43.doc, .xls, .ppt, .html are examples of?Extensions.
44Which type of file is created by Excel program?Worksheet file.
45What is the full form of ATM?Automatic Teller Machine.
46The blinking symbol on the computer screen is called the?Cursor.
47Which function calculates the largest value in a set of numbers in Excel?=Max()
48What is the full form of ‘www’ in internet?World Wide Web.
49Recently all high end smartphones are coming equipped with AMOLED screen. What is its full form?Active Matrix Organic Light Emitting Diode.
50Android mobile operating system is the product of which software giant?Google.
51Gmail, a web based email service is the product of which company?Google
52Gmail, a web based email service is the product of which company?Google
53A pointer is shaped like a hand when it is positioned over …………………..?Hyperlink
54MS-Word allow creation of which type of documents by default?Document file (.doc)
55MS-Excel allow creation of which type of documents by defaultWorksheet (.xls)
56MS-Powerpoint allow creation of which type of documents by defaultPresentation file (.ppt)
57While working on a Computer data are temporarily stored in which memory?RAM (Random Access Memory)
58Information travels between components on the Mother Board through?Buses
59The most frequently used instructions of a computer program are likely to be fetched from which type of memory?Cache memory
60A Web site on which an individual or group of users record opinions, information, etc. on a regular basis is called a?Blog
61Which type of Operation system is Linux?Open Source
62Text or Graphics while copying are temporarily stored in?Clipboards
63Horizontal orientation of a page is referred as ………… in Page Setup?Landscape
64Defragmentation of Hard drive is done for?Creating more free spaces
65The purpose of the primary key in a database is to?Uniquely identify a record
66Which command is used to copy a text or file?Ctrl + C
67Which command is used to paste a text or file?Ctrl + V
68Full form of BIOS is?Basic Input Output system
69Printed copy of a document is often called?Hard Copy
70Full form of SMPS is?Switched Mode Power Supply
71The device used to carry Digital data on Analog lines is called as?Modulator
72Full form of MICR is?Magnetic Ink Character Recognition
73What is used to identify a user who returns to a Website?Cookies
74The program which translates and executes program at run time line by line is called?Interpreter
75Buying and selling goods/services through wireless handheld devices is called?Mobile Commerce
76FTP stands for?File Transfer Protocol
77Computers use the ………………… Number System to store data and perform calculations?Binary
78DOS stands for?Disk Operating System
79Hardware that converts your computer’s digital signal to an analog signal that can travel over telephone lines is called a?Modem
80……………………….. allows wireless mobile devices to access the Internet and its services?WAP (Wireless Application Protocol)
81Group of instructions that directs a computer is called?Program
82A computer-controlled device for training exercises that duplicates the work environment is called?Simulator
83Perforated paper used as input or output media is known as?Paper tape
84Ethernet uses?Bus topology
85CD-ROM stands for?Compact Disk Read Only Memory
86IBM 1401 is a?Second Generation Computer
87Chief component of First Generation computer was?Vaccum tubes and valves
88The personal computer industry was started by?IBM (International Business Machine)
89Which was the most popular first generation computer?IBM 1650
90Responsibility of the logical unit in the CPU of a computer is?To compare numbers
91A device that operates under the control of another device is called?Slave
92As compared to diskettes, the hard disks are?More expensive

93. Who invented Compact Disc?

Ans : James T Russel


94. Which day is celebrated as world Computer Literacy Day?
Ans : December 2


95. Who invented Java?
Ans : James A Gosling


96. Longhorn was the code name of ?
Ans : Windows Vista


97. Who is known as the Human Computer of India?
Ans : Shakunthala Devi


98. What is mean by Liveware?
Ans : People who work with the computer


99. Which computer engineer got Nobel Prize for literature in 2003?
J.M. Coetzee


100. ‘Weaving The Web’ was written by…..
Ans : Tim Burners Lee


101. What is Beta Test?
Ans : Trial test of a computer or software before the commercial launch


102. ‘Do no evil’ is tag line of ……
Ans : Google


103. First Indian cinema released through internet is …..
Ans : Vivah


104. Rediff.com was founded by…..
Ans : Ajith Balakrishnan and Manish Agarwal


105. What is the extension of PDF?
Ans : Portable document format


106. Mows is a type of mouse for …….. people
Ans : Physically handicapped people


107. Expand RDBMS?
Ans : Relational Data Base Management System


108. Difference engine was developed by…..
Ans : Charles Babbage


109. Orkut.com is now owned by ……
Ans : Google


110. World’s first microprocessor is …..
Ans : Intel 4004


111. What is SQL?
Ans : Structured Query Language


112. What is the expansion of COBOL?
Ans : Common Business Oriented Language


113. What is the expansion of SMS?
Ans : Short Message Service


114. Which IT company’s nickname is ‘ The Big Blue ‘ ?
Ans : IBM


115. What is the full form of  IEEE?
Ans : Institute of Electric and Electronic Engineers


116. Who developed COBOL?
Ans : Grace Murry Hopper


117. Email was developed by……
Ans : Raymond Samuel Tomlinson (Ray Tomlinson)


118. Green dam is ……
Ans : Web Filter


119. What is the expanded form of CMOS ?
Ans : Complementary Metal Oxide Semoconductor


120. Who is Netizen ?
Ans : Net Citizen (Citizen who uses internet)


121. What is Scareware?
Ans : Fake antivirus softwares


122. When was the first smart phone launched?
Ans : 1992 (IBM Simon)

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