Computer Knowledge Practice Question and Answer
8 Q: Which of the following is not an Input device?
1593 05ecce72e95b3a8677b0afe8b
5ecce72e95b3a8677b0afe8b- 1Web Camerafalse
- 2BCRfalse
- 3Digitizerfalse
- 4Processortrue
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Answer : 4. "Processor"
Q: In which printer ribbon is used?
1592 163ac13efe541fa7a012f06e2
63ac13efe541fa7a012f06e2- 1plotterfalse
- 2laser printerfalse
- 3dot matrix printertrue
- 4inkjet printerfalse
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Answer : 3. "dot matrix printer "
Explanation :
Dot matrix printers use printer ribbons. A dot matrix printer is a type of impact printer that produces characters and images on paper by striking a series of dots against an ink-soaked ribbon. The ribbon transfers ink onto the paper to create text and graphics. Dot matrix printers were widely used in the past for tasks such as printing invoices, receipts, and multipart forms.
Q: What is the full form of ROM?
1592 06419a06e5bff3d098df6611c
6419a06e5bff3d098df6611c- 1read only memorytrue
- 2random only memoryfalse
- 3random origin memoryfalse
- 4All of the abovefalse
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Answer : 1. "read only memory"
Q: Which of the following is not a purpose of transaction processing system?
1590 061b8b7a23dcf35035ce1aef5
61b8b7a23dcf35035ce1aef5- 1Capture, process and store transactionsfalse
- 2Reducing manual effort associated with routine business activitiesfalse
- 3Minimizing the manual effort associated with processing business transactionsfalse
- 4To produce standard reports used for making management decisionstrue
- 5None of the abovefalse
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Answer : 4. "To produce standard reports used for making management decisions"
Q: When was the world's first supercomputer made?
1590 061389d465ee3b079c60b68f6
61389d465ee3b079c60b68f6- 11981false
- 21980false
- 31964true
- 41995false
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Answer : 3. "1964"
Q: Performs operations?
1587 05ff7dd9ef160821c22b84561
5ff7dd9ef160821c22b84561- 1Performs operations?false
- 2Economictrue
- 3ASCIIfalse
- 4None of thesefalse
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Answer : 2. "Economic"
Q: The number of rows in Excel 2003 is ______.
1587 063ecd224e6cd351b75fdc8a1
63ecd224e6cd351b75fdc8a1- 165535false
- 265536true
- 365534false
- 465533false
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Answer : 2. "65536"
Explanation :
In Excel 2003, the number of rows is 65,536. Each worksheet in Excel 2003 consists of 65,536 rows and 256 columns.
Q: What is system software?
1583 063ecc6e4aa2a114c951ecce3
63ecc6e4aa2a114c951ecce3- 1the software of the systemfalse
- 2computer softwarefalse
- 3a collection of programs designed to control and operate a computer, increasing its processing capacitytrue
- 4none of thesefalse
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Answer : 3. "a collection of programs designed to control and operate a computer, increasing its processing capacity"
Explanation :
System software is a program designed to run a computer's hardware and applications and manage its resources, such as its memory, processors, and devices. It also provides a platform for running application software, and system software is typically bundled with a computer's operating system.