Computer Awareness Questions Practice Question and Answer
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Q: Which of the following units performs the arithmetic tasks (such as addition, subtraction, multiplication and division) and logical operations?
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5e69ef1aee03046acc5725bb- 1Input unitfalse
- 2Control unitfalse
- 3Arithmetic Logic Unit (ALU)true
- 4Storage unitfalse
- 5Memory Unitfalse
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Answer : 3. "Arithmetic Logic Unit (ALU) "
Q: System software is a set of programs that enable computer hardware devices and software to work together.
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61b8b3f327b9dc0335ba36f3- 1Managementfalse
- 2Processingfalse
- 3Utilityfalse
- 4Applicationstrue
- 5None of thesefalse
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Answer : 4. "Applications"
Q: Who Invented the computer mouse?
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62ce86fe51fe3472d6b9f179- 1Douglas Engelbarttrue
- 2Federico Fagginfalse
- 3Gene Dolgofffalse
- 4Brendan Eichfalse
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Answer : 1. "Douglas Engelbart"
Q: A memory device in which a location is identified by its content rather than by name is known as _____?
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60a25ee2f98a59772514d2b1- 1Associative storagetrue
- 2Punched cardfalse
- 3Bufferfalse
- 4Magnetic tapefalse
- 5None of thesefalse
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Answer : 1. "Associative storage "
Q: The place in a computer, where the OS, application programs and data in current use are kept so that they can be quickly reached by the computer processor, it is called _________?
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60a4e5f6f98a5977251a0fc0- 1TRASHfalse
- 2Access control listfalse
- 3ROMfalse
- 4RAMtrue
- 5None of thesefalse
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Answer : 4. "RAM "
Q: ______ denotes what is in the data base fields?
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61b8bada3dcf35035ce1b76d- 1Structuresfalse
- 2Field markerstrue
- 3Field definitionsfalse
- 4Field namefalse
- 5None of thesefalse
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Answer : 2. "Field markers"
Q: Which of the following is a special key ?
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60a21bb63c86b05632612abe- 1Ctrlfalse
- 2Escfalse
- 3Insertfalse
- 4All of thesetrue
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Answer : 4. "All of these"
Q: What happens when the data is changed in multiple lists and all the lists are not updated?
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61b8b93f27b9dc0335ba42aa- 1Data redundancyfalse
- 2Information overloadfalse
- 3Duplicate datafalse
- 4Data inconsistencytrue
- 5None of thesefalse
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Answer : 4. "Data inconsistency"
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