Parallel Processing Multiple Choice Questions and Answers

51. Te devices connected to a microprocessor can use the data bus:

1. all the time
2. at regular interval of time
3. only when it’s sending or receiving data
4. when the microprocessor is reset

52. The 16- bit registers in 8085 is

1. general purpose register
2. accumulator
3. stack pointer and program counter
4. all of the above

53. The access time of memory is ............... the time required for performing any single CPU operation.

1. Longer than
2. Shorter than
3. Negligible than
4. Same as

54. The advantage of RISC processor over CISC processor is that

1. The hardware architecture is simpler
2. An instruction can be executed in one cycle
3. Less number of registers accommodate in chip
4. Parallel execution capabilities

55. The average number of steps taken to execute the set of instructions can be made to be less than one by following

1. ISA
2. Pipe-lining
3. Super-scaling
4. Sequential

56. The CISC stands for

1. Computer Instruction Set Compliment
2. Complete Instruction Set Compliment
3. Computer Indexed Set Components
4. Complex Instruction set computer

57. The clock rate of the processor can be improved by,

1. Improving the IC technology of the logic circuits
2. Reducing the amount of processing done in one step
3. By using overclocking method
4. All of the above

58. The computer architecture aimed at reducing the time of execution of instructions is

1. CISC
2. RISC
3. ISA
4. ANNA

59. The concept of pipelining is most effective in improving performance if the tasks being performed in different stages :

1. require different amount of time
2. require about the same amount of time
3. require different amount of time with time difference between any two tasks being same
4. require different amount with time difference between any two tasks being different

60. The cost of a parallel processing is primarily determined by :

1. Time Complexity
2. Switching Complexity
3. Circuit Complexity
4. None of the above