"Components of Computer System MCQ" is a multiple-choice question set covering key aspects of computer systems, including hardware, software, input/output devices, memory, and processing units. It helps students and professionals assess their knowledge of fundamental computer concepts, enhancing learning through structured questions on system architecture, functions, and components.
1. To access properties of an object, the mouse technique to use is ?
Explain:- The mouse technique used to access properties of an object is typically right-clicking. Therefore, the answer is (a) right-clicking.
2. The term _________ refers to any computer component that is required to perform work. ?
Explain:- The term "resource" refers to any computer component that is required to perform work. Therefore, the answer is (c) resource.
3. ________ key is the example of Toggle key ?
Explain:- Caps Lock is the example of Toggle key.
4.The three main parts of the processor are _______ ?
Explain:- ALU, Control Unit and Registers
5. Codes consisting of lines of varying widths or lengths that are computer-readable are known as ?
Explain:- Codes consisting of lines of varying widths or lengths that are computer-readable are known as a bar code. Therefore, the answer is (c) a bar code.
6. The name of the computers brain is ?
Explain:- The name of the computer's brain is (c) CPU, which stands for Central Processing Unit.
7. Which part of the computer displays the work done ?
Explain:- The part of the computer that displays the work done is the monitor. Therefore, the correct answer is (c) Monitor. A monitor is an output device that displays text, graphics, and video on a screen. It allows users to view the work they have done on the computer, including documents, images, videos, and other content. Monitors come in various sizes and resolutions and can be connected to a computer using different types of cables, such as VGA, DVI, HDMI, and DisplayPort. Monitors are essential for most computer tasks, including web browsing, word processing, gaming, and video editing, among others.
8. The most common method of entering text and numerical data into a computer system is through the use of a ?
Explain:- The most common method of entering text and numerical data into a computer system is through the use of a keyboard. Therefore, the correct answer is (a) keyboard.
9. To access properties of an object, the mouse technique to use is ?
Explain:- The mouse technique used to access properties of an object is typically right-clicking. Therefore, the answer is (c) right-clicking
10. The term _________ refers to data storage systems that make it possible for a computer or electronic device to store and retrieve data. ?
Explain:- The term "storage technology" refers to data storage systems that make it possible for a computer or electronic device to store and retrieve data. Therefore, the answer is (d) storage technology.
11. All the characters that a device can use is called its ? ?
Explain:- The correct answer is (d) Character Set.
12. Which of the following is part of the System Unit ?
Explain:- CPU (Central Processing Unit) is part of the System Unit.
13. Which of the following is needed for sound recording ?
Explain:- Microphone is needed for sound recording.
14. Which of the following is part of the system unit ?
Explain:- Memory is part of the system unit.
15. The computer monitor is which type of device ?
Explain:- The computer monitor is an output device.
16. What type of keys are ctrl and shift ?
Explain:- Ctrl and Shift keys are modifier keys, as they modify the function of other keys when pressed in combination with them. Therefore, the answer is (c) modifier.
17. Which is the part of the computer system that one can physically touch ?
Explain:- The part of the computer system that one can physically touch is hardware. Therefore, the correct answer is (c) hardware.
18. Computer _________ is whatever is typed, submitted, or transmitted to a computer system ?
Explain:- Computer input is whatever is typed, submitted, or transmitted to a computer system. Answer: (A) Input.
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