Computer Awareness Questions Practice Question and Answer
8Q: Which key is used for the last action? 2438 05b5cc6a4e4d2b4197774cc67
5b5cc6a4e4d2b4197774cc67- 1Ctrl + Dfalse
- 2Alt + Zfalse
- 3Ctrl + Ztrue
- 4Alt + Dfalse
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Answer : 3. "Ctrl + Z"
Explanation :
Answer: C) Ctrl + Z Explanation: For undo the action or last action [Ctrl + Z] is used.
Q: Which memory is nonvolatile? 1500 05b5cc604e4d2b4197774b4ed
5b5cc604e4d2b4197774b4ed- 1Floppy discsfalse
- 2Magnetic tapefalse
- 3ROMfalse
- 4All of the abovetrue
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Answer : 4. "All of the above"
Explanation :
Answer: D) All of the above Explanation: A computer has two types of memory. 1. Non-volatile and 2. Volatile. Volatile memory is computer memory that requires power to maintain the stored information. * It is a temporary memeory which cannot contain information permanently. Example :: RAM or Random Access Memory Non-volatile memory is computer memory that can retain the stored information even when not powered. * It is a permanent memory in which data is stored in permanently. Examples :: Hard disc, ROM, Floppy discs, Magnetic tape,...
Q: The unit MIPS is used to measure the speed of a___. 4481 25b5cc709e4d2b4197774f280
5b5cc709e4d2b4197774f280- 1Disk drivefalse
- 2Tape drivefalse
- 3Printerfalse
- 4Processortrue
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Answer : 4. "Processor"
Explanation :
Answer: D) Processor Explanation: MIPS refers millions instruction per sec and is used to measure the speed of Processor.
Q: Which of these is not a means of personal communication on the internet ? 9311 15b5cc6c7e4d2b4197774de69
5b5cc6c7e4d2b4197774de69- 1Instant messagingfalse
- 2Chatfalse
- 3Electronic mailfalse
- 4Instanotestrue
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Answer : 4. "Instanotes"
Explanation :
Answer: D) Instanotes Explanation:
Q: The symbols used in an assembly language are called ? 5317 05b5cc6c7e4d2b4197774deaa
5b5cc6c7e4d2b4197774deaa- 1Assemblerfalse
- 2Mnemonicstrue
- 3Codesfalse
- 4All of the abovefalse
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Answer : 2. "Mnemonics"
Explanation :
Answer: B) Mnemonics Explanation:
Q: How do you display current date and time in MS Excel ? 2628 35b5cc6c9e4d2b4197774df50
5b5cc6c9e4d2b4197774df50- 1Time ()false
- 2Now ()true
- 3Date ()false
- 4Today ()false
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Answer : 2. "Now ()"
Explanation :
Answer: B) Now () Explanation: To display current date and time in MS Excel, we use Now() method.
Q: What command is used to count the total number of lines, words, and characters contained in a file ? 1830 15b5cc6d2e4d2b4197774e415
5b5cc6d2e4d2b4197774e415- 1wctrue
- 2count pfalse
- 3wcountfalse
- 4countwfalse
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Answer : 1. "wc"
Explanation :
Answer: A) wc Explanation:
Q: What is "Trend Micro" ? 7083 25b5cc6d3e4d2b4197774e4dc
5b5cc6d3e4d2b4197774e4dc- 1Name of an insectfalse
- 2It is an electronic machinefalse
- 3It is anti-virus softwaretrue
- 4Nonefalse
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Answer : 3. "It is anti-virus software"
Explanation :
Answer: C) It is anti-virus software Explanation: