Computer GK-3 - GK Study


Computer GK-3

Computer General knowledge for all competitive exam

Q.1 The ability of an OS to run more than one application at a time is called.
Ans.  Multitasking
Q.2 You can use the ____________ bar to type URL and display a Web page, or type a keyword to display a list of related Web pages.
Ans.  Address
Q.3Which part interprets program instructions and initiate control operations?
Ans. Control Unit
Q.4A program designed to destroy data on your computer which can travel to "infect" other computers is called a
Ans.  Virus
Q.5 What happens when you boot up a PC?
Ans.  portion of the operating system are copied from disk to memory
Q.6 The components that process data are located in the-
Ans. system unit
Q.7 _________ cells involves creating a single cells by combining two or more selected cells.
Ans. merging
Q.8 A device that connects to a network without the use of cable is said to be
Ans.  wireless
Q.9 What is an e-mail attachment?
Ans.  a separate document from another program sent along with an email
Q.10You organise files by storing them in
Ans. Folders
Q.11What type of computers are client computers (most of the time) in a client- server system?
Ans.  mainframe
Q.12 Removing and replacing devices without turning off your computer is referred to as
Ans.  plug and play plug and play
Q.13 to protect yourself from computer hackers instruction you should install
Ans. firewall
Q.14 to view information on the web you must have a______.
Ans. web browser
Q.15 the computer of second generation were characterized by the use of which of the following instead of vacuum tubes
Ans.  transistor
Q.16 the first transistorized computer was built at______.
Ans.  University of Manchester
Q.17the computer's capability of distinguishing spoken words is called_______.
Ans. voice recognition
Q.18to access a mainframe and supercomputer user often used a
Ans.  desktop
Q.20 advice for changing the connection on a connector to a different configuration is______.
Ans.  an adaptor
Q.21 CD and DVD drive are example of_____.
Ans. storage devices
Q.22the part of a computer that coordinates all its function is called its_______.
Ans. control unit
Q.23 computer networking devices are also called as ______.
Ans.  inter working unit
Q.24 ASCII stand for_______.
Ans.  American standard code for information interchange

Q.25a program written in high level language is referred to as
Ans.  source code
Q.26the Unix which command is used to display the message or value of any variable on the screen
Ans.  Echo
Q.27 the first electronic computer and ISC was able to do how many multiplication per second
Ans.  300 
Q.28 a device that connects multiple network segment along the data link layer is called as
Ans. Bridge
Q.29a program that converts a high level language source file into a machine language file is called a__________.
Ans. compiler
Q.30 most application software today come with an interface called______.
Ans.  graphical user interface
Q.31 which of the following was an early desktop operating system that included an integrated graphic user interface point and click feature
Ans.  Mac OS
Q.32Microsoft Windows came to dominate the world personal computer market with_____% market share
Ans. 90%
Q.33what type of keys are ctrl and shift
Ans.  Modifier
Q.34 in which toolbar B bill find short button for  auto sum
Ans.  Formula Bar
Q.35. in order to move from one worksheet to another in Excel workbook what should be clicked
Ans. Sheet tab
Q.36in which chart only one data series can be plotted
Ans. Stacked bar
Q.37 material consisting of text and numbers is best presented as_______.
Ans.  A table slide
Q.38 coded entries which are used to gain access to a computer system are called______.
Ans.  Passwords
Q.39a program designed to destroy data on a computer which can travel to infect other computer is called a______.
Ans.  virus
Q.40in a computer most processing takes place in_____.
Ans.  CPU
Q.41 what type of software is most useful for the creation of brochure poster and newsletter
Ans.  desktop publishing software
Q.42 when the computer is switched on the booting process performs the_____.
Ans. power-on self-test
Q.43the box that contains the central electronic components of the computer is___________.
Ans.  system unit
Q.44 which key is used in combination with another key to perform a special task
Ans.   control
Q.45 units which are the last receiver of generate data are called_______.
Ans.  data terminal equipment
Q.46. a normal compiler text source code as input and produced this as output
Ans. Machine code
Q.47COBOL is widely used in_______application
Ans.  Commercial
Q.48 _____is a layer of computer system between the hardware and the user program
Ans.  operating equipment environment
Q.49 in Windows ME, what does M stand for
Ans. Millennium

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