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What does ‘out-of-order execution’ help mitigate in a CPU?
A. Instruction stalls and delays due to dependencies
B. Cache misses
C. Memory fragmentation
D. Power consumption
Answer: Instruction stalls and delays due to dependencies
What is the primary function of a ‘register file’ in a CPU?
A. To store the processor's registers for temporary data storage
B. To manage the CPU's cache memory
C. To control the flow of instructions
D. To handle memory management
Answer: To store the processor's registers for temporary data storage
What is the primary purpose of the ‘fetch-decode-execute’ cycle in a CPU?
A. To process instructions in sequence
B. To manage memory access
C. To handle input/output operations
D. To control the execution of programs
Answer: To process instructions in sequence
What does ‘dynamic scheduling’ in a CPU architecture involve?
A. Reordering instructions at runtime to avoid pipeline stalls and hazards
B. Allocating hardware resources dynamically based on workload
C. Scheduling tasks in an operating system dynamically
D. Adjusting memory access patterns dynamically
Answer: Reordering instructions at runtime to avoid pipeline stalls and hazards
Which term describes the process of breaking a large block of data into smaller chunks for processing?
A. Data partitioning
B. Data fragmentation
C. Data segmentation
D. Data chunking
Answer: Data segmentation
Which of the following is an example of a pipelining hazard?
A. Data hazard
B. Control hazard
C. Structural hazard
D. All of the above
Answer: All of the above
What does ‘speculative execution’ aim to improve?
A. Instruction throughput by guessing the direction of branches
B. Memory access speed by preloading data
C. Power efficiency by reducing instruction count
D. Cache hit rate by storing more data
Answer: Instruction throughput by guessing the direction of branches
In which type of cache organization are cache lines mapped to multiple possible locations?
A. Set-associative cache
B. Direct-mapped cache
C. Fully associative cache
D. Hierarchical cache
Answer: Set-associative cache
What is the purpose of the ‘Memory Management Unit’ (MMU) in a computer system?
A. To handle memory address translation and manage virtual memory
B. To manage input/output operations
C. To execute arithmetic and logic operations
D. To control the flow of instructions
Answer: To handle memory address translation and manage virtual memory