Parallel Processing MCQs Quiz Multiple Choice Questions & Answers Page 2

51. The word size of the microprocessor refers to

1. the amount of a information that can be stored in a byte
2. the amount of a information that can be stored in a cycle
3. The number of machine operations performed in a second
4. the maximum length of an English word that can be input to a computer

52. To provide increased memory capacity for operating system, the

1. virtual memory is created
2. cache memory is increased
3. memory for OS is reserved
4. Additional memory is installed

53. To which class of systems does the von Neumann computer belong?

1. SIMD (Single Instruction Multiple Data)
2. MIMD (Multiple Instruction Multiple Data)
3. MISD (Multiple Instruction Single Data)
4. SISD (Single Instruction Single Data)

54. 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 an execute with an average of 5 steps. For the execution of the same instruction which processor is faster ?

1. A
2. B
3. Both take the same time
4. Insuffient information

55. What is characteristic for the organization of a computer architecture?

1. Size
2. Dynamic behaviour
3. Static behaviour
4. Speed

56. What is meant by a dedicated computer?

1. which is used by one person only
2. which is assigned to one and only one task
3. which does one kind of software
4. which is meant for application software only

57. What is stored in a Translation Lookaside Buffer?

1. System dumps
2. Physical addresses
3. rogram data
4. Operating system log files

58. What is the control units function in the CPU?

1. To transfer data to primary storage
2. to store program instruction
3. to perform logic operations
4. to decode program instruction

59. What is the minimum number of flip-flops required in a counter to count 100 pulses?A

1. FiveB
2. sevenC
3. TenD
4. hundred

60. What is usually regarded as the von Neumann Bottleneck?

1. Processor/memory interface
2. Control unit
3. Arithmetic logical unit
4. Instruction set

61. When a subroutine is called, the address of the instruction following the CALL instructions stored in/on the

1. stack pointer
2. accumulator
3. program counter
4. Stack

62. When Performing a looping operation, the instruction gets stored in the

1. Registers
2. Cache
3. System Heap
4. System stack

63. Which Algorithm is better choice for pipelining?

1. Small Algorithm
2. Hash Algorithm
3. Merge-Sort Algorithm
4. Quick-Sort Algorithm

64. Which cache miss does not occur in case of a fully associative cache ?

1. Conflict miss
2. Capacity miss
3. Compulsory miss
4. Cold start miss

65. Which is the fastest storage unit in a usual memory hierarchy?

1. Cache
2. Main memory
3. Hard disk
4. Register

66. Which major development led to the production of microcomputers?

1. Magnetic disks
2. floppy disks
3. Logic gates
4. Integrated Circuits

67. Which MIMD systems are best scalable with respect to the number of processors?

1. Distributed memory computers
2. ccNUMA systems
3. nccNUMA systems
4. Symmetric multiprocessors

68. Which miss even occurs in infinite caches?

1. Coherence miss
2. Capacity miss
3. Conflict miss
4. Cold start miss

69. Which of the architecture is power efficient?

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

70. Which of the following bus is used to transfer data from main memory to peripheral device?

1. DMA bus
2. Output bus
3. Data bus
4. All of the above

71. Which of the following code is used in present day computing was developed by IBM corporation?

1. ASCII
2. Hollerith Code
3. Baudot code
4. EBCDIC code

72. Which of the following is true about interrupts?

1. They are generated when memory cycles are stolen
2. They are used in place of data channels
3. They can be generated by arithmetic operation
4. They can indicate completion of an I/O operation

73. Which of the following memories in a computer is volatile?

1. RAM
2. ROM
3. EPROM
4. ALL

74. Which of the following require large computer memory?

1. Imaging
2. Graphics
3. Voice
4. All of the above

75. Which one of the following is a characteristic of CISC (Complex Instruction Set Computer)

1. Fixed format instructions
2. Variable format instructions
3. Instructions are executed by hardware
4. None of the above

76. Which one of the following is most suitable to make a parity checkerA

1. AND gateB
2. OR gateC
3. Exclusive- OR gateD
4. None of the above

77. Which value has the speedup of a parallel program that achieves an efficiency of 75% on 32 processors?

1. 18
2. 24
3. 16
4. 20

78. Who is regarded as the founder of Computer Architecture?

1. Alan Turing
2. Konrad Zuse
3. John von Neumann
4. John William Mauchly

79. Who is regarded as the founder of Computer Science?

1. Alan Turing
2. Konrad Zuse
3. J. Presper Eckert
4. John William Mauchly

80. A collection of lines that connects several devices is called

1. bus
2. peripheral connection wires
3. Both a and b
4. internal wires

81. A complete microcomputer system consist of

1. microprocessor
2. memory
3. peripheral equipment
4. all of the above

82. A microprogram written as string of 0 and 1 is a

1. Symbolic microinstruction
2. binary microinstruction
3. symbolic microinstruction
4. binary micro-program

83. A microprogram written as string of 0 and 1 is a

1. symbolic microinstruction
2. binary microinstruction
3. symbolic microprogram
4. binary microprogram

84. A modem is used to link up two computers via

1. telephone line
2. dedicated line
3. Both of the above
4. None of the above

85. A peripheral is

1. any drives installed in the computer
2. tapedrive connected to a computer
3. any physical device connected to the computer
4. None of above

86. A pipeline is like

1. an automobile assembly line
2. house pipeline
3. both a and b
4. a gas line

87. A processor performing fetch or decoding of different instruction during the execution of another instruction is called

1. Super-scaling
2. Pipe-lining
3. Parallel Computation
4. None of these

88. An instruction to provide small delay in program

1. LDA
2. NOP
3. BEA
4. None of the above

89. An optimizing Compiler does,

1. Better compilation of the given piece of code.
2. Takes advantage of the type of processor and reduces its process time.
3. Does better memory managament.
4. Both a and c

90. As of 2000, the reference system to find the performance of a system is

1. Ultra SPARC 10
2. SUN SPARC
3. SUN II
4. None of these

91. As of 2000, the reference system to find the SPEC rating are built with ..............Processor.

1. Intel Atom SParc 300Mhz
2. Ultra SPARC -IIi 300MHZ
3. Amd Neutrino series
4. ASUS A series 450 Mhz

92. Both the CISC and RISC architectures have been developed to reduce the

1. Cost
2. Time delay
3. Semantic gap
4. All of the above

93. Cache coherence: For which shared (virtual) memory systems is the snooping protocol suited?

1. Crossbar connected systems
2. Systems with hypercube network
3. Systems with butterfly network
4. Bus based systems

94. CD -RAW is

1. Input device only
2. output device only
3. Both of the above
4. None of the above

95. Characteristic of RISC (Reduced Instruction Set Computer) instruction set is

1. three instructions per cycle
2. two instructions per cycle
3. one instruction per cycle
4. none of the

96. CISC stands for

1. Complete Instruction Sequential Compilation
2. Computer Integrated Sequential Compiler
3. Complex Instruction Set Computer
4. Complex Instruction Sequential Compilation

97. CPU does not perform the operation

1. data transfer
2. logic operation
3. arithmetic operation
4. all of the above