C952 EXAM 2023 TEST BANK QUESTIONS WITH CORRECT ANSWERS
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Course
C952
Institution
C952
C952 EXAM 2023 TEST BANK QUESTIONS WITH CORRECT ANSWERS
which performance benefit do 128-bit wide registers in SSE2 streaming SIMD extensions enable? - Answer-parallel arithmetic computations
a cache has 16 one-word blocks. memory blocks are mapped to fully associative caches. Memory block is ...
C952 EXAM 2023 TEST BANK
QUESTIONS WITH CORRECT
ANSWERS
which performance benefit do 128-bit wide registers in SSE2 streaming SIMD
extensions enable? - Answer-parallel arithmetic computations
a cache has 16 one-word blocks. memory blocks are mapped to fully associative
caches. Memory block is 15. What is the cache position given the cache configuration
and memory block? - Answer-any of the 16 cache blocks
a program has a CPI of 10 on a target platform. The processor pipeline is expanded and
clock rate is increased by a factor of 5, but the CPI fails to decrease accordingly. Which
factor is negatively affecting performance? - Answer-cache memory
which technique should be implemented to reduce cache miss rate? - Answer-blocking
A program requires one billion instructions to execute on a processor running at 4 GHz.
Exactly 50% of the instructions execute in three clock cycles, 30% execute in four clock
cycles, and 20% execute in five clock cycles resulting in an execution time of 1.075
seconds.
Which adjustment improves overall performance by 12%? - Answer-70% execute at
three cycles and 30% at four cycles
Which optimized processor architecture solves operations with large amounts of data-
level parallelism? - Answer-Vector
Which memory type is built as an integrated circuit that provides the fastest access but
less density? - Answer-Static random access memory (SRAM)
A company needs the ability to host a low-cost network of servers and thin clients that
host different operating systems needed to support differing applications.
Which solution will meet these needs? - Answer-hypervisor
Which access does a register file rely on to properly function? - Answer-read and write
access
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