Q31. What does the term ‘system software’ include?
a) Word processors
b) Web browsers
c) Operating systems
d) Games
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Correct Answer: c) Operating systems
Explanation: System software includes the operating system and utility programs that manage hardware and provide a platform for running application software.
Q32. Which of the following is a type of computer memory?
a) CPU
b) ROM
c) Hard disk
d) Monitor
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Correct Answer: b) ROM
Explanation: ROM (Read-Only Memory) is a type of non-volatile memory that stores firmware and other critical system instructions that are not erased when the computer is powered off.
Q33. What is the role of output devices in a computer system?
a) To input data and commands
b) To process and execute instructions
c) To display or produce the results of processed data
d) To store data permanently
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Correct Answer: c) To display or produce the results of processed data
Explanation: Output devices, such as monitors and printers, display or produce the results of data processed by the computer.
Q34. What is an example of a utility software?
a) Adobe Photoshop
b) Microsoft Word
c) Disk Cleanup
d) Google Chrome
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Correct Answer: c) Disk Cleanup
Explanation: Disk Cleanup is a utility software that helps manage and free up disk space by removing temporary and unnecessary files from the system.
Q35. Which device would you use to interact with a graphical user interface (GUI)?
a) Keyboard
b) Mouse
c) Printer
d) Monitor
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Correct Answer: b) Mouse
Explanation: The mouse is an input device used to interact with a graphical user interface (GUI), allowing users to select and manipulate objects on the screen.
Q36. Which component of a computer system connects the CPU with other hardware components?
a) RAM
b) Hard drive
c) Motherboard
d) Power supply
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Correct Answer: c) Motherboard
Explanation: The motherboard is the main circuit board that connects the CPU with other hardware components, such as RAM, storage devices, and expansion cards.
Q37. What is the primary purpose of application software in a computer system?
a) To manage hardware resources
b) To provide an interface for user interactions
c) To perform specific tasks like data processing and document creation
d) To connect to the internet
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Correct Answer: c) To perform specific tasks like data processing and document creation
Explanation: Application software is designed to perform specific tasks or applications for users, such as creating documents, processing data, and running applications.
Q38. What type of device is a scanner?
a) Input device
b) Output device
c) Storage device
d) Network device
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Correct Answer: a) Input device
Explanation: A scanner is an input device used to convert physical documents and images into digital format for use in a computer.
Q39. Which software is used to manage and control hardware components of a computer?
a) Application software
b) Systems software
c) Utility software
d) Malware
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Correct Answer: b) Systems software
Explanation: Systems software, including the operating system, manages and controls hardware components and provides a platform for running application software.
Q40. What is the purpose of a computer’s power supply unit (PSU)?
a) To store data
b) To provide electrical power to the computer components
c) To process instructions
d) To manage system resources
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Correct Answer: b) To provide electrical power to the computer components
Explanation: The power supply unit (PSU) converts electrical power from an outlet into the appropriate voltage and current needed to power the computer’s components.