Computer Knowledge Practice Question and Answer
8 Q: Which of the following is not a mobile operating system?
1291 064b923db23047f4c71ce15dd
64b923db23047f4c71ce15dd- 1DOStrue
- 2Android Droidfalse
- 3Apple iOSfalse
- 4None of the abovefalse
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Answer : 1. "DOS"
Explanation :
1. DOS is not an example of a mobile operating system.
2. Android Android (Android Droid) and Apple iOS (Apple iOS) is a mobile operating system.
3. Mobile operating systems are operating systems that run on mobile devices such as smartphones, tablets, and smartwatches.
Q: What is the maximum length of file name in DOS?
1288 063e4df442cab94e8399f17fa
63e4df442cab94e8399f17fa- 14false
- 25false
- 38true
- 412false
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Answer : 3. "8"
Q: ……… is a service model in which data is maintained, managed and backed up remotely and made available to users through a network.
1286 061cdb6307d65a306e567de2a
61cdb6307d65a306e567de2a- 1Firewallfalse
- 2fiber opticsfalse
- 3lififalse
- 4Clyde Storagetrue
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Answer : 4. "Clyde Storage"
Q: The first counting machine is?
1285 06138992d5ee3b079c60b5a2d
6138992d5ee3b079c60b5a2d- 1calculatorfalse
- 2Difference Enginefalse
- 3Abacustrue
- 4clockfalse
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Answer : 3. "Abacus"
Q: Who built the first mechanical calculator?
1283 061389b4e3ee2bf25f518a8bd
61389b4e3ee2bf25f518a8bd- 1John Maukleyfalse
- 2Blaise Pascaltrue
- 3Howard Iconfalse
- 4none of thesefalse
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Answer : 2. "Blaise Pascal"
Q: In the URL http:// www. mahendras.org, the portion labelled http is the ---------.
1282 06082af5791a9f43a97b7128d
6082af5791a9f43a97b7128d- 1protocoltrue
- 2top level domainfalse
- 3hostfalse
- 4domain namefalse
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Answer : 1. "protocol "
Q: What was the first computer language developed?
1280 15fbb9372c8a3f7269c987011
5fbb9372c8a3f7269c987011- 1COBOLfalse
- 2BASICfalse
- 3FORTORANtrue
- 4PASCALfalse
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Answer : 3. "FORTORAN"
Q: In which tab of MS Word 2010 Header and Footer option is available?
1279 064ba81b9a2d4dcaf043d03b9
64ba81b9a2d4dcaf043d03b9- 1Insert Tabtrue
- 2View Tabfalse
- 3Page Layout Tabfalse
- 4Print Layout Tabfalse
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Answer : 1. "Insert Tab"
Explanation :
Header and Footer options are available in the Insert tab of MS Word 2010. On the Insert tab, the Header and Footer options are found in the Headers and Footer group.