Computer GK Practice Question and Answer
8 Q: Cache memory is used for -
1086 063e4e05fc386f46a0a6f602f
63e4e05fc386f46a0a6f602f- 1for permanent storagefalse
- 2to overcome the speed barrier between memory and processortrue
- 3for important datafalse
- 4none of the abovefalse
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Answer : 2. "to overcome the speed barrier between memory and processor"
Q: M.S. Which data types cannot be changed by the user in Access 2010? Choose the most appropriate option.
1084 064ba76fae2108a7239398507
64ba76fae2108a7239398507- 1Auto Textfalse
- 2Date/Timefalse
- 3Auto Numberfalse
- 4All of the Abovetrue
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Answer : 4. " All of the Above"
Explanation :
In MS Access 2010, data types cannot be entered or changed by the user.
- Auto Text
- Date/Time
- Auto Number
Q: The website https://www.irctc.co.in is related to:
1083 064a5966aaa4c004ce31e2de3
64a5966aaa4c004ce31e2de3- 1Indian Railwaystrue
- 2Passport Seva Servicesfalse
- 3ITR filingfalse
- 4Aadhaar Updationfalse
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Answer : 1. "Indian Railways"
Explanation :
1. Website https://www.irctc.co.in belongs to Indian Railways.
2. IRCTC has revolutionized the lives of the common man traveling by Indian Railways.
3. IRCTC online ticket booking system is a boon for the common man, empowering him through technology.
Q: The _______ option in Windows splits the image between the computer and the projector whenever we connect the projector to the computer. In this way, you can display some scenes on your computer screen and some other scene on the projector screen.
1083 064a59596dc607a4d2b29cc28
64a59596dc607a4d2b29cc28- 1Computer onlyfalse
- 2duplicatefalse
- 3Extendtrue
- 4Projector only (second screen only)false
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Answer : 3. "Extend"
Explanation :
1. Extend in Windows divides the image between the computer and the projector whenever we connect the projector to the computer. In this way, you can display one scene on your computer screen and another scene on the projector screen.
Q: An optical input device that scans and reads pencil pen marks on paper media?
1083 064b91c2ae154aff53380fc05
64b91c2ae154aff53380fc05- 1OMRtrue
- 2Magnetic tapefalse
- 3Punch card readerfalse
- 4Optical scannerfalse
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Answer : 1. "OMR "
Explanation :
1. Optical Mark Reading (OMR) is a method of entering data into a computer system.
2. Optical mark readers read pencil or pen marks made in pre-determined positions on paper forms as answers to questions or tick list signs.
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:
1081 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: What type of e commerce is Amazon?
1075 063e9f81ae6cd351b75f689df
63e9f81ae6cd351b75f689df- 1b2bfalse
- 2b2ctrue
- 3g2bfalse
- 4g2cfalse
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Answer : 2. "b2c"
Q: Which of the following documents can be applied for through the eMitra portal?
1072 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.