6-17.
In the exchange of data on the buses, (a)
what logic generates a ready signal when
data is in the holding register and on the
bus and (b) what logic sends an accept
signal?
1. (a) Source
(b) source
2. (a) Source
(b) destination
3. (a) Destination (b) source
4. (a) Destination (b) destination
6-18.
Which of the following items is stored in
main memory?
1. Data and programs only
2. Calculations and operands only
3. Data, programs, and PROMS
4. Data, programs, calculations, and
operands
A. Memory address
B. Capacity
C. Access time
D. Destructive readout
E. Non-destructive readout
F. Volatile memory
G. Nonvolatile memory
Figure 6-B.—Terminology.
IN ANSWERING QUESTIONS 6-19 THROUGH
6-24, REFER TO FIGURE 6-B. SELECT THE
TERM THAT MATCHES THE DESCRIPTION IN
EACH QUESTION.
6-19.
Time interval from the instant a request for
data is initiated until the data is available
for use.
1. A
2. B
3. C
4. D
6-20.
The output side of a flip-flop is read from
memory without having to be rewritten.
1. D
2. E
3. F
4. G
6-21.
The power to the computer is turned off
and the contents of memory are retained.
1. D
2. E
3. F
4. G
6-22.
The particular location of a larger memory
array where a packet of information is
located.
1. A
2. B
3. C
4. D
6-23.
Power is shut off to the computer and the
contents of the semi- conductor memory
are lost.
1. D
2. E
3. F
4. G
6-24.
The data is lost when it is read from
memory.
1. A
2. B
3. C
4. D
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