Computer Knowledge Practice Question and Answer
8 Q: Which of the following is the input unit?
3095 15f644517a372fb5367119986
5f644517a372fb5367119986- 1Moussefalse
- 2Keyboardfalse
- 3Scannerfalse
- 4All of thesetrue
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Answer : 4. "All of these"
Q: What was the first computer name?
3087 05f6441efa372fb5367118226
5f6441efa372fb5367118226- 1ATARISfalse
- 2ENIACtrue
- 3TANDYfalse
- 4NOVELLAfalse
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Answer : 2. "ENIAC"
Q: Which of the following is not an Output device? 3084 05b5cc6abe4d2b4197774cffc
5b5cc6abe4d2b4197774cffc- 1Scannertrue
- 2Moniterfalse
- 3Printerfalse
- 4Speakersfalse
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Answer : 1. "Scanner"
Explanation :
Answer: A) Scanner Explanation:
Q: Which of the following is not true about remote desktop? 3074 15b5cc636e4d2b4197774ba43
5b5cc636e4d2b4197774ba43- 1Windows firewall can block Remote Desktop connectionsfalse
- 2you can start the remote desktop client using the mstsc commandfalse
- 3by default all users can access Remote Desktoptrue
- 4the client can be running any version of Windows 7false
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Answer : 3. "by default all users can access Remote Desktop"
Explanation :
Answer: C) by default all users can access Remote Desktop Explanation:
Q: Which memory needs refresh? 3066 05b5cc5ffe4d2b4197774b421
5b5cc5ffe4d2b4197774b421- 1DRAMtrue
- 2SRAMfalse
- 3ROMfalse
- 4None of thesefalse
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Answer : 1. "DRAM"
Explanation :
Answer: A) DRAM Explanation: Memory refresh is the process of periodically reading information from an area of computer memory and immediately rewriting the read information to the same area without modification, for the purpose of preserving the information. Memory refresh is a background maintenance process required during the operation of semiconductor dynamic random-access memory (DRAM), the most widely used type of computer memory.
Q: Computer processes are converted into information?
3061 05ff7e39cc24e1471a7f81197
5ff7e39cc24e1471a7f81197- 1inputfalse
- 2datatrue
- 3Numberfalse
- 4All the statements are truefalse
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Answer : 2. "data"
Q: How does Le-Hard Virus come into existence?
3046 063e6283ee6cd351b75ec9996
63e6283ee6cd351b75ec9996- 1hardwarefalse
- 2Softwarefalse
- 3command.comtrue
- 4FRIDAY 13false
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Answer : 3. "command.com"
Q: In which group can you find or replace text and select text or objects in a document?
3016 15fc8b536d0af4c56f5ec7eed
5fc8b536d0af4c56f5ec7eed- 1Proofingfalse
- 2Paragraphfalse
- 3Editingtrue
- 4Fontfalse
- 5None of thesefalse
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