A+ Certification Practice Questions
Please answer the questions the best you can. This is just a practice quiz. You will no be graded on this by any means. These questions will not be exactly on the exam. But these are good questions to ask to help you understand what will be on the test.
- 1.
Among the components lised below, name an input device.
- A.
Monitor
- B.
CPU
- C.
Keyboard
- D.
Printer
Correct Answer
C. KeyboardExplanation
An input device is a device that allows users to input data or commands into a computer. The keyboard is a common input device that enables users to type and enter data into the computer. It consists of a set of keys, including letters, numbers, and various function keys, which are used to input information or commands into the computer system. Therefore, the keyboard is the correct answer as it is an input device used for data input.Rate this question:
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- 2.
CD- ROm is used to store data.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
A CD-ROM is a type of optical disc that is used to store data. It stands for Compact Disc-Read Only Memory. It is commonly used to store software, documents, multimedia files, and other types of data. The data on a CD-ROM cannot be modified or erased, hence the "Read Only" aspect. Therefore, the statement "CD-ROM is used to store data" is true.Rate this question:
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- 3.
Among the components listed below, identify an output device.
- A.
Monitor
- B.
CPU
- C.
Keyboard
- D.
Mouse
Correct Answer
A. MonitorExplanation
An output device is a component that displays information or data from a computer. In this case, the monitor is the correct answer because it visually presents the output of the computer, such as text, images, and videos. The CPU, keyboard, and mouse are all input devices, as they allow the user to interact with and input data into the computer system.Rate this question:
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- 4.
What does CPU stand for?
- A.
Central Processing Unit
- B.
Central Power Unit
- C.
Computer Power Unit
- D.
Cross Power Unit
Correct Answer
A. Central Processing UnitExplanation
The correct answer is Central Processing Unit. CPU stands for Central Processing Unit, which is the primary component of a computer that performs most of the processing inside the computer. It is responsible for executing instructions, performing calculations, and managing the flow of data within the computer system.Rate this question:
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- 5.
A scanner is an output device.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
A scanner is actually an input device, not an output device. It is used to convert physical documents or images into digital format, which can then be stored, edited, or printed. Output devices, on the other hand, are used to display or present information to the user, such as monitors or printers.Rate this question:
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Current Version
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Mar 20, 2023Quiz Edited by
ProProfs Editorial Team -
Feb 04, 2012Quiz Created by
Katlindgren
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