Q71. Which of the following is an example of an IT gadget?
a) Desktop monitor
b) Smartphone
c) Printer
d) External hard drive
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Correct Answer: b) Smartphone
Explanation: A smartphone is considered an IT gadget due to its modern technology and multifunctional capabilities.
Q72. What is the primary function of ‘utility software’?
a) To perform specific user tasks
b) To manage and optimize system performance
c) To provide a user interface for applications
d) To execute software applications
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Correct Answer: b) To manage and optimize system performance
Explanation: Utility software is used to manage and optimize system performance, including tools for disk cleanup, virus protection, and system maintenance.
Q73. Which component is typically used to provide a permanent storage solution for data?
a) RAM
b) Hard disk drive (HDD)
c) CPU
d) Cache memory
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Correct Answer: b) Hard disk drive (HDD)
Explanation: The hard disk drive (HDD) provides permanent storage for data, including the operating system, applications, and user files.
Q74. What does the term ‘mobile app’ refer to?
a) Software used for server management
b) Software designed for mobile devices
c) Software that manages computer hardware
d) Software used for office productivity
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Correct Answer: b) Software designed for mobile devices
Explanation: A mobile app is software specifically designed for use on mobile devices, such as smartphones and tablets.
Q75. What is a primary function of the ‘motherboard’?
a) To connect and integrate various hardware components
b) To provide electrical power to the computer
c) To store data
d) To manage software installations
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Correct Answer: a) To connect and integrate various hardware components
Explanation: The motherboard connects and integrates various hardware components, such as the CPU, RAM, and storage devices, allowing them to communicate and function together.
Q76. Which of the following is used to input data into a computer?
a) Monitor
b) Printer
c) Keyboard
d) Speaker
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Correct Answer: c) Keyboard
Explanation: The keyboard is an input device used to enter text and commands into a computer system.
Q77. What does ‘RAM’ stand for?
a) Read-Access Memory
b) Random Access Memory
c) Read-Only Memory
d) Random Output Memory
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Correct Answer: b) Random Access Memory
Explanation: RAM stands for Random Access Memory, a type of volatile memory used for temporary storage of data and instructions that are actively being used by the CPU.
Q78. What is a characteristic of ‘input devices’?
a) They display information
b) They store data
c) They allow users to provide data and commands to the computer
d) They process information
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Correct Answer: c) They allow users to provide data and commands to the computer
Explanation: Input devices, such as keyboards and mice, are used to provide data and commands to the computer for processing.
Q79. Which device is used to display the visual output from a computer?
a) Speaker
b) Scanner
c) Monitor
d) Printer
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Correct Answer: c) Monitor
Explanation: The monitor is used to display visual output from the computer, including the graphical user interface and application content.
Q80. What type of memory is ‘volatile’?
a) ROM
b) HDD
c) RAM
d) SSD
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Correct Answer: c) RAM
Explanation: RAM (Random Access Memory) is considered volatile memory, meaning it loses its data when the computer is powered off.