CIT711
Question: Which of the following is not true about 64 bit processor
Answer: All 32-bit applications and programs will not work on a 64 bit computer
Question: Which of the following best describe the technique where multiple instructions are overlapped during execution
Answer: Pipelining
Question: Which of the following memory has the least memory access time?
Answer: Cache
Question: Which of the following options best describe a computer program?
Answer: A sequence of instructions, which operate on data to perform a certain task
Question: Which of the following best describe the main function of the I/O interface
Answer: to resolve the differences between CPU and peripheral
Question: Which of the following models has only one processor that handles one algorithm using one source of data at a time.
Answer: SISD
Question: which of these provide the fastest data access
Answer: Registers
Question: Which of the following best describe the primary function of an I/O buffer
Answer: to smooth out the difference in rates at which the processor and peripheral can handle data
Question: In a random access memory, if a read operation to memory location 5 takes 5 ns and if this operation is followed by a read operation to memory location 10, then the latter operation is expected to take
Answer: 5ns
Question: Assuming a pipeline machine with 4 executions stages. If it takes about 12ns for the machine to execute a single instruction how long will it take a sequential machine of same performance to execute the same instruction?
Answer: 4ns
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