Unit-4 HPC

Memory system performance is largely captured by

• Latency

• bandwidth

• both a and b

• none of above

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

• Super-scaling

• Pipe-lining

• Parallel Computation

• none of above

Octa Core Processors are the processors of the computer system that contains

• 2 Processors

• 4 Processors

• 6 Processors

• 8 Processors

Parallel computing uses _ execution

• sequential

• unique

• simultaneous

• None of above

Which of the following is NOT a characteristic of parallel computing?

• Breaks a task into pieces

• Uses a single processor or computer

• Simultaneous execution

• May use networking

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

• Distributed memory computers

• ccNUMA systems

• Symmetric multiprocessors

• None of above

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

• SIMD (Single Instruction Multiple Data)

• MIMD (Multiple Instruction Multiple Data)

• MISD (Multiple Instruction Single Data)

• )SISD (Single Instruction Single Data)

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

• RISC

• CISC

• IANA

A pipeline is like_

• Overlaps various stages of instruction execution to achieve performance

• House pipeline
  

• Both a and b

• A gas line

The primary forms of data exchange between parallel tasks are_

• Accessing a shared data space

• Exchanging messages.

• Both A and B

• none of above