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What is the purpose of the system’s cache memory?
A. To speed up data access
B. To store data permanently
C. To manage network connections
D. To process graphics
Answer: To speed up data access
What is the purpose of a network interface card (NIC)?
A. To connect the computer to a network
B. To manage data storage
C. To process graphics
D. To enhance audio performance
Answer: To connect the computer to a network
What is the function of a computer’s heat sink?
A. To dissipate heat from the CPU
B. To store data
C. To manage network connections
D. To process graphics
Answer: To dissipate heat from the CPU
What does ‘ALU’ stand for?
A. Arithmetic Logic Unit
B. Arithmetic Load Unit
C. Automatic Logic Unit
D. Algorithm Load Unit
Answer: Arithmetic Logic Unit
What does ‘CPU’ stand for?
A. Central Processing Unit
B. Computer Processing Unit
C. Central Program Unit
D. Computer Program Unit
Answer: Central Processing Unit
What is the purpose of the computer’s power supply?
A. To convert electrical energy into usable power
B. To manage data storage
C. To process input
D. To enhance graphics performance
Answer: To convert electrical energy into usable power
What is a computer bus used for?
A. To transfer data between components
B. To store data
C. To process data
D. To provide power
Answer: To transfer data between components
Which unit of the CPU controls all operations?
A. Control Unit
B. Arithmetic Logic Unit
C. Memory Unit
D. Graphics Unit
Answer: Control Unit
What is the role of the Arithmetic Logic Unit (ALU) in the CPU?
A. To perform arithmetic and logical operations
B. To manage network connections
C. To store data permanently
D. To process graphics
Answer: To perform arithmetic and logical operations