Computer Organization Mid - II, November - 2014

1.Devices that provide backup storage are called
  • auxiliary memory
  • cache memory
  • Virtual Memory
  • None
Answer: A
2.A ___________ is issued to activate the peripheral and to inform it what to do.
  • Control command
  • control statement
  • control string
  • none
Answer: A
3.________ is the amount of processing that can be accomplished during a given interval of time.
  • Processing speed
  • baud rate
  • throughput
  • none of these
Answer: C
4.Multiprocessing improves the ______________ of the system so that a failure or error in one part has a limited effect on the rest of the system.
  • Efficiency
  • flexibility
  • consistency
  • reliability
Answer: D
5.A binary variable called a ________ is used to indicate whether or not a processor is executing in a critical section.
  • Critical section
  • semaphore
  • monitor
  • message passing
Answer: B
6.Memories that consists of circuits capable of retaining their state as long as power is applied are known as
  • main
  • auxiliary
  • cache
  • virtual
Answer: B
7.The command that is used to activate the peripheral and to inform it what to do is
  • status
  • control
  • data
  • address
Answer: B
8.The technique allows DMA controller to transfer one data word at a time, after which it must return control o f the buses to CPU.
  • burst stealing
  • burst transfer
  • cycle transfer
  • cycle stealing
Answer: D
9.In __________ technique, ALU result is feed back as ALU input instead of transferring it into destination register.
  • delayed load
  • delayed branch
  • operand forwarding
  • operand backwarding
Answer: C
10.A bus that connect major components in a multi processor system is called ________ bus.
  • address
  • control
  • data
  • system
Answer: D
11.The performance of cache memory is measured in terms of a quantity called __________.
Answer: Hit Ratio
12.In a ______________ interrupt, the branch address is assigned to a fixed location in memory.
Answer: Non-vectored
13.Artificial Intelligence and expert systems is an application area where __________________ is of the almost importance.
Answer: Vector Processing
14.CISC stands for __________________
Answer: Complex Instruction set Computer
15.A multiprocessor system with common shared memory is classified as a ________________
Answer: Shared Memory or Tightly Coupled
16.The part of the computer system that supervises the flow of information between auxiliary memory and main memory is called the ______________.
Answer: The memory Management system
17.The amount of time taken to transfer a word of data to or from the memory is _____________.
Answer: Memory Latency
18.In _____________ transmission, two units share a common clock frequency.
Answer: Syncronus
19.MIMD stands for ________________________.
Answer: Multiple Instruction stream, Multiple Data Stream
20.The __________ algorithm gives highest priority to the requesting device that has not Used the bus for longest interval.
Answer: Least Recently used