Q81. What is the primary function of the computer’s motherboard?
a) To provide power to the components
b) To store data
c) To act as the main circuit board connecting all components
d) To manage network traffic
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Correct Answer: c) To act as the main circuit board connecting all components
Explanation: The motherboard is the main circuit board that connects and allows communication between all of the computer’s components, including the CPU, memory, storage, and peripherals.
Q82. Which type of connector is used for high-definition video and audio output?
a) VGA
b) HDMI
c) USB
d) Audio jack
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Correct Answer: b) HDMI
Explanation: HDMI (High-Definition Multimedia Interface) connectors are used for high-definition video and audio output, providing a single cable solution for high-quality multimedia.
Q83. What is the main advantage of using an M.2 SSD over a traditional SATA SSD?
a) Higher storage capacity
b) Faster data transfer speeds
c) Lower cost
d) Greater physical size
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Correct Answer: b) Faster data transfer speeds
Explanation: M.2 SSDs offer faster data transfer speeds compared to traditional SATA SSDs due to their direct connection to the motherboard and use of the NVMe protocol.
Q84. What does the acronym RAM stand for?
a) Random Access Memory
b) Read-Access Memory
c) Reliable Access Memory
d) Random Array Memory
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Correct Answer: a) Random Access Memory
Explanation: RAM stands for Random Access Memory. It is used for temporarily storing data that the CPU is currently working on, allowing for quick access and processing.
Q85. Which type of memory is used for long-term data storage that persists even when the power is off?
a) RAM
b) Cache
c) ROM
d) Flash memory
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Correct Answer: d) Flash memory
Explanation: Flash memory is a type of non-volatile memory used for long-term data storage that retains information even when the power is turned off, such as in SSDs and USB drives.
Q86. What is the primary purpose of a computer’s GPU?
a) To handle network communication
b) To perform general-purpose calculations
c) To accelerate graphical rendering and video processing
d) To manage power distribution
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Correct Answer: c) To accelerate graphical rendering and video processing
Explanation: The GPU (Graphics Processing Unit) is specialized for accelerating graphical rendering and video processing tasks, improving performance in visual applications and games.
Q87. Which component is responsible for handling the computer’s audio output?
a) CPU
b) RAM
c) Sound card
d) Graphics card
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Correct Answer: c) Sound card
Explanation: The sound card is responsible for processing and managing audio output, allowing the computer to produce sound through speakers or headphones.
Q88. What type of drive is used for storing and reading data from Blu-ray discs?
a) Solid-State Drive (SSD)
b) Optical Drive
c) Hard Disk Drive (HDD)
d) Flash Drive
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Correct Answer: b) Optical Drive
Explanation: An optical drive is used for reading and writing data from optical discs such as Blu-ray discs, CDs, and DVDs.
Q89. What is the primary role of a computer’s cooling fan?
a) To increase system performance
b) To reduce noise levels
c) To dissipate heat from internal components
d) To manage power consumption
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Correct Answer: c) To dissipate heat from internal components
Explanation: The cooling fan helps dissipate heat generated by internal components such as the CPU and GPU, preventing overheating and maintaining optimal operating temperatures.
Q90. What type of connector is used for high-speed data transfer between a computer and external storage devices?
a) USB
b) VGA
c) HDMI
d) Audio jack
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Correct Answer: a) USB
Explanation: USB connectors are commonly used for high-speed data transfer between a computer and external storage devices, such as USB flash drives and external hard drives.
Q91. What is the purpose of a computer’s BIOS setup utility?
a) To manage file storage
b) To configure hardware settings and system parameters
c) To install and update software
d) To handle network connections
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Correct Answer: b) To configure hardware settings and system parameters
Explanation: The BIOS setup utility allows users to configure hardware settings and system parameters, such as boot order, memory settings, and CPU options.