Computer General knowledge for all competitive exam
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| 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.3 | Which part interprets program instructions and initiate control operations? |
| Ans. | Control Unit |
| Q.4 | A 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.10 | You organise files by storing them in |
| Ans. | Folders |
| Q.11 | What 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.17 | the computer's capability of distinguishing spoken words is called_______. |
| Ans. | voice recognition |
| Q.18 | to 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.22 | the 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.25 | a program written in high level language is referred to as |
| Ans. | source code |
| Q.26 | the 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.29 | a 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.32 | Microsoft Windows came to dominate the world personal computer market with_____% market share |
| Ans. | 90% |
| Q.33 | what 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.36 | in 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.39 | a program designed to destroy data on a computer which can travel to infect other computer is called a______. |
| Ans. | virus |
| Q.40 | in 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.43 | the 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.47 | COBOL 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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