Computer Knowledge Practice Question and Answer
8 Q: Which one of the following is a system software ?
1025 060b88d058cccba2e5c8348b0
60b88d058cccba2e5c8348b0- 1Database programsfalse
- 2Word Processorsfalse
- 3Spreadsheetsfalse
- 4Compilerstrue
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Answer : 4. "Compilers"
Q: Which of the following supports wireless communication ?
1022 061cedaef67bf5d33914d0a3e
61cedaef67bf5d33914d0a3e- 1GPRStrue
- 2Co-Axial Cablefalse
- 3Optical Fiberfalse
- 4Twisted Pair Wirefalse
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Answer : 1. "GPRS "
Q: The process of copying files to a CD is called.
1022 064a568248ecb104cc62668ad
64a568248ecb104cc62668ad- 1Storingfalse
- 2Copingfalse
- 3burningtrue
- 4Pastingfalse
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Answer : 3. "burning"
Explanation :
The process of copying files to a CD is called burning.
1. The full form of CD ROM is Compact Disc Read Only Memory. It is a storage device that can contain data as well as media files.
2. Burning is the process of copying media files like movies, pictures, etc. to a CD.
3. Ripping is the process of copying media files from a CD to a computer.
4. Zipping is the process that compresses a file into a folder to reduce the space used.
5. Digitization is converting information into digital format.
Q: Which is the first computer language developed to program?
1018 062ff69968921e519c1481675
62ff69968921e519c1481675- 1FORTRANtrue
- 2COBOLfalse
- 3PASCALfalse
- 4none of thesefalse
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Answer : 1. "FORTRAN"
Q: What are the two types of output devices?
1018 064a517f7b394764d11b0bf1b
64a517f7b394764d11b0bf1b- 1Windows XP 3 Linuxfalse
- 2Floppy and CDfalse
- 3Keyboard and mousefalse
- 4Monitor and Printertrue
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Answer : 4. "Monitor and Printer"
Explanation :
An output device is a computer hardware device that displays or reproduces information processed by a computer in human-readable form. Output devices usually receive information from the computer through an input device, such as a mouse or keyboard.
Some examples of output devices include-
1. Monitor: A monitor is a visual output device that displays images generated by a computer.
2. Printer: A printer is a physical output device that prints computer-generated documents on paper.
3. Speaker: A speaker is an audio output device that reproduces the sound produced by the computer.
4. Headphone: A headphone is a personal audio output device that reproduces the sound generated by a computer solely for the user to hear.
5. Projector: A projector is similar to a monitor, but it projects images onto a larger screen.
6. GPS Device: A GPS device is an output device that displays its current location to the user on a map or other view.
7. Braille Reader: A Braille reader is an output device that displays computer-generated information in Braille for visually impaired people.
Q: Which among the following are specially designed computer chips reside inside other devices, such as your car or your electronic thermostat?
1017 062d8faf8313eb40eb880cb9f
62d8faf8313eb40eb880cb9f- 1Routerfalse
- 2Mainframesfalse
- 3Embedded computerstrue
- 4Cachefalse
- 5None of thesefalse
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Answer : 3. "Embedded computers"
Q: What is a computer grid?
1017 062ff63908921e519c147f09a
62ff63908921e519c147f09a- 1a hardware component of a computerfalse
- 2a software infrastructure consisting of several computing entitiestrue
- 3a primitive form of supercomputerfalse
- 4A hardware component for nuclear researchfalse
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Answer : 2. "a software infrastructure consisting of several computing entities"
Q: Mainly the following happens in Ms-outlook 2010?
1017 064ba4b762dc867f59306ea7e
64ba4b762dc867f59306ea7e- 1Calendarfalse
- 2Task Managerfalse
- 3Contact Managerfalse
- 4All of the abovetrue
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Answer : 4. "All of the above "
Explanation :
Ms-outlook 2010 mainly consists of the following.
- Calendar
- Task Manager
- Contact Manager
- All of the above
- Note taking
- A magazine
- Web browsing

