Computer Knowledge Practice Question and Answer
8 Q: Microprocessor which is the brain of computer is called?
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5ff7ded9f160821c22b84986- 1softwarefalse
- 2Microchiptrue
- 3Macrofalse
- 4All the statements are truefalse
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Answer : 2. "Microchip"
Q: What is the full form of CPU?
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5f64445fa372fb53671195ad- 1Central Processing Unittrue
- 2Central Problem Unitfalse
- 3Central Processing Unionfalse
- 4None of thesefalse
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Answer : 1. "Central Processing Unit"
Q: 192.161.121.100 is an example of which class?
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5e99b2491dda1f42d77fd4f3- 1Class Afalse
- 2Class Bfalse
- 3Class Ctrue
- 4Class Dfalse
- 5Class Efalse
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Answer : 3. "Class C"
Q: GUI stands for 3340 05b5cc675e4d2b4197774c0f6
5b5cc675e4d2b4197774c0f6- 1Graphical Universal Interfacefalse
- 2Graph Use Interfacefalse
- 3Graphical Unique Interfacefalse
- 4Graphical User Interfacetrue
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Answer : 4. "Graphical User Interface"
Explanation :
Answer: D) Graphical User Interface Explanation: GUI stands for Graphical User Interface. A Graphical User Interface is a computer interface that allows users to interact with a device through graphical elements such as pictures and animations, as opposed to text-based commands.
Q: Blu-Ray technology is developed by:
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5f057440b864a45d9076871e- 1IBMfalse
- 2Compaqfalse
- 3Sonytrue
- 4Applefalse
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Answer : 3. "Sony "
Q: How many bytes are 1 kilobyte (KB)?
3318 05f644563a372fb5367119c49
5f644563a372fb5367119c49- 11024 bytestrue
- 21024 megabytesfalse
- 31024 gigabytesfalse
- 4None of thesefalse
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Answer : 1. "1024 bytes"
Q: A handheld device that allows you to control your computer without typing instructions from a keyboard is known as_______.
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5e69ee1c755e9d6ad85dbc70- 1Tabletfalse
- 2PDAfalse
- 3Mousetrue
- 4Mikefalse
- 5None of thesefalse
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Answer : 3. "Mouse "
Q: Word length of a personal computer is 3307 05b5cc642e4d2b4197774bb7c
5b5cc642e4d2b4197774bb7c- 132 bitfalse
- 216 bitfalse
- 38 bittrue
- 44 bitfalse
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Answer : 3. "8 bit"
Explanation :
Answer: C) 8 bit Explanation: Word length refers to the number of bits processed by a computer's CPU in one go. These days, typically 32 bits or 64 bits are used. Data bus size, instruction size, address size are usually multiples of the word size.