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This set of High Performance Computing HPC Multiple Choice Questions & Answers (MCQs) focuses on High Performance Computing Set 9
Q1 | 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 these
Q2 | General MIMD configuration usually called
- a multiprocessor
- a vector processor
- array processor
- none of the above.
Q3 | A Von Neumann computer uses which one of the following?
- sisd
- simd
- misd
- mimd.
Q4 | MIMD stands for
- multiple instruction multiple data
- multiple instruction memory data
- memory instruction multiple data
- multiple information memory data
Q5 | MIPS stands for:
- memory instruction per second
- major instruction per second
- main information per second
- million instruction per second
Q6 | M.J. Flynn's parallel processing classification is based on:
- multiple instructions
- multiple data
- both (a) and (b)
- none of the above
Q7 | VLIW stands for:
- vector large instruction word
- very long instruction word
- very large integrated word
- very low integrated word
Q8 | The major disadvantage of pipeline is:
- high cost individual dedicated
- initial setup time
- if branch instruction is encountered the pipe has to be flushed
- all of the above
Q9 | A topology that involves Tokens.
- star
- ring
- bus
- daisy chaining
Q10 | multipoint topology is
- bus
- star
- mesh
- ring
Q11 | In super-scalar mode, all the similar instructions are grouped and executed together.
- true
- false
Q12 | Which mechanism performs an analysis on the code to determine which data items may become unsafe for caching, and they mark those items accordingly?
- directory protocol
- snoopy protocol
- server based cache coherence
- compiler based cache coherence
Q13 | How many processors can be organized in 5-dimensional binary hypercube system?
- 25
- 10
- 32
- 20
Q14 | Multiprocessors are classified as ________.
- simd
- mimd
- sisd
- misd
Q15 | Which of the following is not one of the interconnection structures?
- crossbar switch
- hypercube system
- single port memory
- time-shared common bus
Q16 | Which combinational device is used in crossbar switch for selecting proper memory from multiple addresses?
- multiplexer
- decoder
- encoder
- demultiplexer
Q17 | How many switch points are there in crossbar switch network that connects 9 processors to 6 memory modules?
- 50
- 63
- 60
- 54
Q18 | In a three-cube structure, node 101 cannot communicate directly with node?
- 1
- 11
- 100
- 111
Q19 | Which method is used as an alternative way of snooping-based coherence protocol?
- directory protocol
- memory protocol
- compiler based protocol
- none of above
Q20 | snoopy cache protocol are used in -----------------based system
- bus
- mesh
- star
- hypercube
Q21 | superscalar architecture contains -------------execution units for instruction execution
- multiple
- single
- none of the above
Q22 | time taken by header of a message between two directly connected nodes is called as-----------------
- startup time
- per hop time
- per word transfer time
- packaging time
Q23 | the number of switch requirement for a network with n input and n output is ------------------
- n
- n2
- n3
- n4
Q24 | which of the following is not static network
- bus
- ring
- mesh
- crossbar switch
Q25 | In super-scalar processors, ________ mode of execution is used.
- in-order
- post order
- out of order
- none of the mentioned