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In a multi-core processor, how is performance typically enhanced?
A. By executing multiple threads simultaneously
B. By increasing the size of the cache
C. By reducing the clock speed
D. By using a single core more efficiently
Answer: By executing multiple threads simultaneously
What is the role of the control unit in a CPU?
A. To direct the operation of the processor
B. To perform arithmetic calculations
C. To store data temporarily
D. To manage disk access
Answer: To direct the operation of the processor
Which cache mapping technique uses a direct association between cache blocks and memory blocks?
A. Direct-mapped cache
B. Fully associative cache
C. Set-associative cache
D. Hierarchical cache
Answer: Direct-mapped cache
In a pipelined CPU, what is the primary purpose of the pipeline stages?
A. To allow multiple instructions to be processed simultaneously
B. To increase the clock speed
C. To enhance memory capacity
D. To reduce power consumption
Answer: To allow multiple instructions to be processed simultaneously
Which architecture is characterized by having a large number of registers and simple instructions?
A. RISC
B. CISC
C. VLIW
D. EPIC
Answer: RISC
What is the primary function of the Arithmetic Logic Unit (ALU) in a CPU?
A. Perform arithmetic and logic operations
B. Manage memory hierarchy
C. Handle I/O operations
D. Control the flow of data
Answer: Perform arithmetic and logic operations
What does ‘VLIW’ stand for in processor architecture?
A. Very Long Instruction Word
B. Variable Length Instruction Word
C. Vector Length Instruction Word
D. Virtual Length Instruction Word
Answer: Very Long Instruction Word
Which of the following is NOT a component of a typical CPU architecture?
A. ALU
B. CPU Cache
C. GPU
D. Control Unit
Answer: GPU
In the context of CPU architecture, what does ‘RISC’ stand for?
A. Reduced Instruction Set Computer
B. Random Instruction Set Computer
C. Rapid Instruction Set Computer
D. Real-time Instruction Set Computer
Answer: Reduced Instruction Set Computer