91. Data and instructions that are being used frequently are stored in
a. Cache
b. Block
c. hard disk
d. main memory
Answer: (b).Block

92. Processor-I/O involves data transferring between
a. Computers
b. Processor and I/O modules
c. Registers
d. User Processes
Answer: (b).Processor and I/O modules

93. Data register can be assigned to a
a. Variety of Functions
b. Variety of Devices
c. Variety of Programs
d. Variety of systems
Answer: (a).Variety of Functions

94. PerformanceX = 1/ Execution Time x the given relation shows that
a. Performance is increased when execution time is decreased
b. Performance is increased when execution time is increased
c. Performance is decreased when execution time is decreased
d. None
Answer: (a).Performance is increased when execution time is decreased

95. The processor having Clock cycle of 0.25ns will have the clock rate of
a. 2GHz
b. 3GHz
c. 4GHz
d. 8GHz
Answer: (c).4GHz

96. The valid and unimpeachable measurement of performance of any computer is
a. Clock rate
b. Instruction set
c. Execution time
d. Delay time
Answer: (c).Execution time

97. The native MIPS has the MIPS measurement of
a. MIPS = Instruction count/(Execution time)10^6
b. MIPS = Instruction count/(Execution time)10^3
c. MIPS = Instruction count/Execution time
d. MIPS = (Execution time)10^6
Answer: (a).MIPS = Instruction count/(Execution time)10^6

98. If computer A execute a program in 10 seconds and computer B runs the same in 15 seconds, how much faster is computer A than computer B
a. 1.4 times
b. 1.5 times
c. 1 time
d. 5.1 times
Answer: (b).1.5 times

99. For two computers X and Y, if the performance of computer X is greater than the performance of computer Y, we have
a. PerformanceX =2PerformanceX
b. PerformanceX =PerformanceX
c. PerformanceX < PerformanceY
d. PerformanceX > PerformanceY
Answer: (d).PerformanceX > PerformanceY

100. The total amount of work done during execution, in a given time is referred to as
a. Response time
b. Execution time
c. Through put
d. Delay time
Answer: (c).Through put