Which letter represents Cache Memory in this model?

A

B

C

D

question 6

1. The _______ sends electrical pulses to the CPU that drives the activity inside the CPU.

   		clock
   		control unit
   		ALU
   		cache

1 points

QUESTION 7

1. In mainframes, a channel provides an independent data and control path between I/O devices and memory. Early systems had up to 16 channels; the today's largest mainframe machines can have over 1000 channels.

   True

   False

1 points

QUESTION 8

1. Today's IBM mainframes have a central processor complex (CPC), which may contain several different types of z/Architecture processors that can be used for slightly different purposes. __________ is a processor with a number of functions disabled (interrupt handling, some instructions) such that no full operating system can be executed on the processor, however, z/OS can detect the presence of zAAP processors and will use them to execute Java code.

   		System Assistance Processor
   		Central Processor
   		zAAP
   		Integrated Coupling Facility

1 points

QUESTION 9

1. Supercomputers have been used primarily for scientific and engineering work requiring exceedingly high-speed computations.

   True

   False

1 points

QUESTION 10

1. Supercomputer power is measured in floating-point operations per second (FLOPS).

   True

   False