COA_Ch11_Exam

Vector processors and parallel processors increase performance by reducing ___________.

• CPU time
• Memory time
• Output time
• Compilation time

Measures of___________ indicate to us the expected behavior of the sampled system.

• central tendency
• Throughput
• response time
• Compilation time

A CPU running at double the clock speed of another is likely to give better CPU throughput.

• True
• False

The final collection of kernel programs is called a___________.

• Benchmark suite.
• Benchmark group
• Benchmark route
• Benchmark tree

The ___________ benchmarking suite models the activities of a wholesale product distribution company.

• TPC-C
• TPC-D
• TPC-E
• TPC-F

Branch prediction is the process of attempting to guess the next instruction in the instruction stream.

• True
• False

___________ is an important tool for improving program performance.

• Loop fusion
• Loop optimization
• Loop breaking
• Loop triping

Disk scheduling can be a function of either the disk controller or the host operating system.

• True
• False

Caches with battery backups are costly.

• True
• False

SSTF stands for ___________.

• Shortest seek time first
• Shortest standard time first
• Small seek time first
• Shortest seek time found