Q11. Which component is responsible for executing the instructions of a computer program?
a) Hard drive
b) RAM
c) CPU
d) GPU
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Correct Answer: c) CPU
Explanation: The CPU (Central Processing Unit) is responsible for executing instructions from programs and performing calculations necessary for computer operations.
Q12. What is the role of systems software in a computer system?
a) To manage hardware and provide a platform for application software
b) To perform specific tasks like word processing
c) To connect to the internet
d) To provide security against malware
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Correct Answer: a) To manage hardware and provide a platform for application software
Explanation: Systems software, such as operating systems, manages the hardware of the computer and provides a platform for running application software.
Q13. Which of the following is an output device?
a) Scanner
b) Microphone
c) Monitor
d) Keyboard
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Correct Answer: c) Monitor
Explanation: The monitor is an output device used to display visual information from the computer, such as text, graphics, and videos.
Q14. Which type of software is used to perform general tasks like managing files and folders?
a) Application Software
b) Systems Software
c) Malware
d) Utility Software
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Correct Answer: d) Utility Software
Explanation: Utility software helps manage system resources and perform general tasks such as file management, disk cleanup, and system optimization.
Q15. What is an example of a mobile app?
a) Microsoft Excel
b) Adobe Photoshop
c) Instagram
d) Windows 10
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Correct Answer: c) Instagram
Explanation: Instagram is a mobile app designed for social media interactions and photo sharing on mobile devices.
Q16. What is a common characteristic of hardware components?
a) They are intangible
b) They are made of physical parts
c) They include software programs
d) They perform tasks without human input
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Correct Answer: b) They are made of physical parts
Explanation: Hardware components are tangible, physical parts of a computer system, such as the CPU, keyboard, and monitor.
Q17. How is a printer used in computing?
a) To input data
b) To execute software
c) To produce a hard copy of digital documents
d) To store data
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Correct Answer: c) To produce a hard copy of digital documents
Explanation: A printer is an output device used to produce physical copies of digital documents, images, or text from a computer.
Q18. What does ‘software application’ refer to?
a) The computer’s operating system
b) A program designed for a specific task or function
c) The physical components of a computer
d) A device for inputting data
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Correct Answer: b) A program designed for a specific task or function
Explanation: A software application is a program designed to perform a specific task or function, such as word processing or web browsing.
Q19. Which of the following is an example of hardware?
a) Microsoft Office
b) Google Chrome
c) Monitor
d) Windows OS
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Correct Answer: c) Monitor
Explanation: The monitor is an example of hardware, as it is a physical device used to display output from a computer.
Q20. What is the primary function of RAM in a computer?
a) To store data permanently
b) To provide temporary storage for active tasks
c) To manage the computer’s power supply
d) To connect peripheral devices
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Correct Answer: b) To provide temporary storage for active tasks
Explanation: RAM (Random Access Memory) provides temporary storage for data that is actively being used by the CPU, allowing quick access to this data.