High Performance Computing (HPC) MCQ's




Question 31 :
The___ time collectively spent by all the processing elements Tall = p TP

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

Question 32 :
Wating until there is no data hazards then

  1. stall
  2. write operand
  3. Read operand
  4. Branching
  

Question 33 :
This is computation not performed by the serial version

  1. Serial computation
  2. Excess computation
  3. serial computation
  4. parallel computing
  

Question 34 :
Interprocess communication that take place

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

Question 35 :
if a piece of data is repeatedly used, the effective latency of this memory system can be reduced by the __________.

  1. RAM
  2. ROM
  3. Cache
  4. HDD
  

Question 36 :
Any condition that causes a processor to stall is called as _________

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

Question 37 :
The important feature of the VLIW is ______

  1. ILP
  2. Performance
  3. Cost effectiveness
  4. delay
  

Question 38 :
MPI_Comm_rank

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

Question 39 :
MPI_Finalize used for

  1. Stop mpi environment program
  2. intitalise program
  3. Include header files
  4. program start
  

Question 40 :
The expression 'delayed load' is used in context of

  1. prefetching
  2. pipelining
  3. processor-printer communication
  4. memory-monitor communication
  

Question 41 :
The pattern of___________ among tasks is captured by what is known as a task-interaction graph

  1. interaction
  2. communication
  3. optmization
  4. flow
  

Question 42 :
The tightly coupled set of threads execution working on a single task ,that is called

  1. Multithreading
  2. Parallel processing
  3. Recurrence
  4. Serial processing
  

Question 43 :
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 44 :
Which MIMD systems are best scalable with respect to the number of processors

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

Question 45 :
NSM has launched its first supercomputer at

  1. BHU
  2. IITB
  3. IITKG
  4. IITM
  

Question 46 :
A type of parallelism that uses micro architectural techniques.

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

Question 47 :
The Owner Computes Rule generally states that the process assigned a particular data item is responsible for_

  1. All computation associated with it
  2.  Only one computation
  3.  Only two computation
  4. Only occasionally computation
  

Question 48 :
A multiprocessor operating system must take care of

  1. authorized data access and data protection
  2. unauthorized data access and data protection
  3. authorized data access
  4. data protection
  

Question 49 :
Speed up is defined as a ratio of

  1. s=Ts/Tp
  2. S= Tp/Ts
  3. Ts=S/Tp
  4. Tp=S /Ts
  

Question 50 :
 Scheduling of instructions is determined_

  1. True Data Dependency
  2. Resource Dependency
  3. Branch Dependency
  4. All of above
  

Question 51 :
Switches map a fixed number of inputs to outputs.

  1. TRUE
  2. FALSE
  

Question 52 :
The length of the longest path in a task dependency graph is called_

  1. the critical path length
  2.  the critical data length
  3.  the critical bit length
  4. None of above
  

Question 53 :
If no node having a copy of a cache block, this technique is known as

  1. Uniform memory access
  2. Cached
  3. Un-cached
  4. Commit
  

Question 54 :
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 55 :
The interconnection topologies are implemented using _________ as a node.

  1. control unit
  2. microprocessor
  3. processing unit
  4. microprocessor or processing unit
  

Question 56 :
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 57 :
Data parallelism is parallelism inherent in

  1. program loops
  2. Serial program
  3. parallel program
  4. long programs
  

Question 58 :
High performance computing of the computer system tasks are done by

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

Question 59 :
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 60 :
Divide and Conqure apporach is known for

  1. Sequentional algorithm development
  2. parallel algorithm develpoment
  3. Task defined algorithm
  4. Non defined Algorithm
  
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