πŸ“Š Computer Architecture
Q. The main purpose of having memory hierarchy is to
  • (A) reduce access time
  • (B) provide large capacity
  • (C) reduce propagation time
  • (D) reduce access time & provide large capacity
πŸ’¬ Discuss
βœ… Correct Answer: (D) reduce access time & provide large capacity

Explanation: by using the memory hierarchy, we can increase the performance of the system.

πŸ“Š Computer Architecture
Q. The memory transfers between two variable speed devices are always done at the speed of the faster device.
  • (A) true
  • (B) false
  • (C) ---
  • (D) ---
πŸ’¬ Discuss
βœ… Correct Answer: (A) true

Explanation: none.

πŸ“Š Computer Architecture
Q. An effective to introduce parallelism in memory access is by
  • (A) memory interleaving
  • (B) tlb
  • (C) pages
  • (D) frames
πŸ’¬ Discuss
βœ… Correct Answer: (A) memory interleaving

Explanation: interleaving divides the memory into modules.

πŸ“Š Computer Architecture
Q. The performance of the system is greatly influenced by increasing the level 1 cache.
  • (A) true
  • (B) false
  • (C) ---
  • (D) ---
πŸ’¬ Discuss
βœ… Correct Answer: (A) true

Explanation: this is so because the l1 cache is onboard the processor.

πŸ“Š Computer Architecture
Q. Two processors A and B have clock frequencies of 700 Mhz and 900 Mhz respectively. Suppose A can execute an instruction with an average of 3 steps and B can execute with an average of 5 steps. For the execution of the same instruction which processor is faster.
  • (A) a
  • (B) b
  • (C) both take the same time
  • (D) insufficient information
πŸ’¬ Discuss
βœ… Correct Answer: (A) a

Explanation: none.

πŸ“Š Computer Architecture
Q. If the instruction Add R1, R2, R3 is executed in a system which is pipelined, then the value of S is (Where S is a term of the Basic performance equation).
  • (A) 3
  • (B) ~2
  • (C) ~1
  • (D) 6
πŸ’¬ Discuss
βœ… Correct Answer: (C) ~1

Explanation: pipelining is a process of fetching an instruction during the execution of other instruction.

πŸ“Š Computer Architecture
Q. The physical memory is not as large as the address space spanned by the processor.
  • (A) true
  • (B) false
  • (C) ---
  • (D) ---
πŸ’¬ Discuss
βœ… Correct Answer: (A) true

Explanation: this is one of the main reasons for the usage of virtual memories.

πŸ“Š Computer Architecture
Q. The program is divided into operable parts called as
  • (A) frames
  • (B) segments
  • (C) pages
  • (D) sheets
πŸ’¬ Discuss
βœ… Correct Answer: (B) segments

Explanation: the program is divided into parts called as segments for ease of execution.

πŸ“Š Computer Architecture
Q. The techniques which move the program blocks to or from the physical memory is called as
  • (A) paging
  • (B) virtual memory organisation
  • (C) overlays
  • (D) framing
πŸ’¬ Discuss
βœ… Correct Answer: (B) virtual memory organisation

Explanation: by using this technique the program execution is accomplished with a usage of less space.

πŸ“Š Computer Architecture
Q. The binary address issued to data or instructions are called as
  • (A) physical address
  • (B) location
  • (C) relocatable address
  • (D) logical address
πŸ’¬ Discuss
βœ… Correct Answer: (D) logical address

Explanation: the logical address is the random address generated by the processor.

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