Computer Knowledge Practice Question and Answer
8 Q: What is the main component of CPU?
1020 0613893ed2421ea1e0c83430a
613893ed2421ea1e0c83430a- 1Control Unitfalse
- 2Memoryfalse
- 3Arithmetic Logic Unitfalse
- 4All thesetrue
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Answer : 4. "All these"
Q: A firewall is a software tool which protects:
(I) Server
(II) Network
(III) Fire
(IV) Personal computer
The correct answer is from the options given below:
1019 064a5975365d2524cbf0da706
64a5975365d2524cbf0da706(I) Server
(II) Network
(III) Fire
(IV) Personal computer
The correct answer is from the options given below:
- 1(I), (III) onlyfalse
- 2(II), (III) onlyfalse
- 3(I), (II), (III) onlyfalse
- 4(I), (II), (IV) onlytrue
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Answer : 4. "(I), (II), (IV) only"
Explanation :
A firewall is a software tool, which protects-
1. Server
2. Network
3. Personal Computer
Q: By computer process ............... are converted into information.
1019 0619f579dd129fc6243ae3748
619f579dd129fc6243ae3748- 1Datatrue
- 2Numberfalse
- 3Processorfalse
- 4Inputfalse
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Answer : 1. "Data"
Q: The maximum zoom percentage in MS PowerPoint 2010 is:
1018 064a566de8c254a4ceacec934
64a566de8c254a4ceacec934- 1100%false
- 2200%false
- 3400%true
- 4500%false
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Answer : 3. "400%"
Explanation :
1. PowerPoint allows users to zoom in and zoom out from slides to help focus on specific sections.
2. It allows the entire slide to be viewed as a whole.
3. The maximum zoom supported by PowerPoint is 400%.
4. The minimum zoom supported by PowerPoint is 10%.
Q: Which of the following documents can be applied for through the eMitra portal?
1018 064942813cae316dfef72880c
64942813cae316dfef72880c- 1Aadhaar cardfalse
- 2Driving Licensefalse
- 3Voter ID cardfalse
- 4all of thesetrue
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Answer : 4. "all of these"
Explanation :
Applications for almost all documents can be made through the e-Mitra portal.
1. Citizens of e-Mitra portal are given the facility to apply under more than 300 schemes.
2. The main services of e-Mitra are:- Aadhar Card, Jan Aadhar Card, Bhamashah Card, Income Certificate, Caste Certificate, Residence Certificate, Ration Card, Death Certificate, Driving License, etc.
Q: What happens when the data is changed in multiple lists and all the lists are not updated?
1017 061b8b93f27b9dc0335ba42aa
61b8b93f27b9dc0335ba42aa- 1Data redundancyfalse
- 2Information overloadfalse
- 3Duplicate datafalse
- 4Data inconsistencytrue
- 5None of thesefalse
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Answer : 4. "Data inconsistency"
Q: GUI based operating system and CUI based operating system.
1016 061cedf5a7d37a335232b4d4f
61cedf5a7d37a335232b4d4f- 1Windows 7, MS-DOSfalse
- 2MS-DOS, UNIXfalse
- 3Unix, Windows NTfalse
- 4Windows7,Linuxtrue
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Answer : 4. "Windows7,Linux"
Q: A translator for the assembly language to machine language is
1015 16177ef0e9909565b23544d4a
6177ef0e9909565b23544d4a- 1Assemblertrue
- 2Compilerfalse
- 3Linkerfalse
- 4Interpreterfalse
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