High Performance Computing MCQ



Question 1 : The need for parallel processor to increase speedup

  1. Moores Law
  2. Minsky conjecture
  3. Flynns Law
  4. Amdhals Law
    

Question 2 : Which of the following interrupt is non maskable

  1. INTR
  2. RST 7.5
  3. RST 6.5
  4. TRAP
    

Question 3 : In which system desire HPC

  1. Adaptivity
  2. Transparency
  3. Dependency
  4. Secretivte
    

Question 4 : When every caches hierarchy level is subset of level which futher away from the processor

  1. Synchronous
  2. Atomic synschronous
  3. Distrubutors
  4. Multilevel inclusion
    

Question 5 : . ______________ leads to concurrency

  1. Serialization
  2. cloud computing
  3. Distribution
  4. Parallelism
    

Question 6 : The problem where process concurrency becomes an issue is called as ___________

  1. Reader-write problem
  2. Bankers problem
  3. Bakery problem
  4. Philosophers problem
    

Question 7 : Interprocess communication that take place

  1. Centralized memory
  2. Message passing
  3. shared memory
  4. cache memory
    

Question 8 : Speedup can be as low as____

  1. 1
  2. 2
  3. 0
  4. 3
    

Question 9 : A type of parallelism that uses micro architectural techniques.

  1. bit based
  2. bit level
  3. increasing
  4. instructional
    

Question 10 : MPI_Comm_size

  1. Returns number of processes
  2. Returns number of line
  3. Returns size of program
  4. Returns value of instruction
    

Question 11 : High performance computing of the computer system tasks are done by

  1. node clusters
  2. network clusters
  3. Beowulf clusters
  4. compute nodes
    

Question 12 : MPI_Comm_rank

  1. returns rank
  2. returns processes
  3. returns value
  4. Returns value of instruction
    

Question 13 : 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. distributed
    

Question 14 : Any condition that causes a processor to stall is called as _________

  1. page fault
  2. system error
  3. Hazard
  4. execuation error
    

Question 15 : Characteristic of RISC (Reduced Instruction Set Computer) instruction set is

  1. one word instruction
  2. two word instruction
  3. three word instruction
  4. four word instruction
    

Question 16 : The disadvantage of using a parallel mode of communication is ______

  1. Leads to erroneous data transfer
  2. It is costly
  3. Security of data
  4. complexity of network
    

Question 17 : A microprogram sequencer

  1. generates the address of next micro instruction to be executed.
  2. generates the control signals to execute a microinstruction.
  3. sequentially averages all microinstructions in the control memory.
  4. enables the efficient handling of a micro program subroutine.
    

Question 18 : The___ time collectively spent by all the processing elements Tall = p TP

  1. total
  2. Average
  3. mean
  4. sum
    

Question 19 : In a distributed computing environment, distributed shared memory is used which is_____________

  1. Logical combination of virtual memories on the nodes
  2. Logical combination of physical memories on the nodes
  3. Logical combination of the secondary memories on all the nodes
  4. Logical combinatin of files
    

Question 20 : The average number of steps taken to execute the set of instructions can be made to be less than one by following _______ .

  1. Sequentional
  2. super-scaling
  3. pipe-lining
  4. ISA
    

Question 21 : The main difference between the VLIW and the other approaches to improve performance is ___________

  1. increase in performance
  2. Lack of complex hardware design
  3. Cost effectiveness
  4. latency
    

Question 22 : CISC stands for

  1. Complete Instruction Sequential Compilation
  2. Complete Instruction Sequential Compiler
  3. Complete Instruction Serial Compilation
  4. Complex Instruction set computer
    

Question 23 : Speedup, in theory, should be ______ bounded by p

  1. lower
  2. upper
  3. left
  4. right
    

Question 24 : Virtualization that creates one single address space architecture that of, is called

  1. Loosely coupled
  2. Space based
  3. Tightly coupled
  4. peer-to-peer
    

Question 25 : MPI_Init

  1. Close MPI environment
  2. Initialize MPI environment
  3. start programing
  4. Call processes
    

Question 26 : Content of the program counter is added to the address part of the instruction in order to obtain the effective address is called

  1. relative address mode
  2. index addressing mode
  3. register mode
  4. implied mode
    

Question 27 : The straight-forward model used for the memory consistency, is called

  1. Sequential consistency
  2. Random consistency
  3. Remote node
  4. Host node
    

Question 28 : Which MIMD systems are best scalable with respect to the number of processors

  1. Distributed memory
  2. ccNUMA
  3. nccNUMA
  4. Symmetric multiprocessor
    

Question 29 : Memory management on a multiprocessor must deal with all of found on

  1. Uniprocessor Computer
  2. Computer
  3. Processor
  4. System
    

Question 30 : The___ time collectively spent by all the processing elements Tall = p TP

  1. total
  2. sum
  3. average
  4. product
    
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