Computers - General Knowledge Questions

1 .
If the processor of a computer does not have a direct and unassisted access to data items, these items are said to be
A)
offline
B)
remote
C)
detached
D)
disconnected

Correct Answer :   offline

2 .
The primary advantage of key-to-tape data-entry systems is
A)
Key verification is easily performed
B)
The tape is reusable
C)
Keying errors can be detected as they occur
D)
A large percentage of editing can be performed at the time of data entry

Correct Answer :   The tape is reusable

3 .
The attribution of human form or qualities to things such as machines or computers is called
A)
anthropomorphism
B)
artificial intelligence
C)
cybernetics
D)
cybernation

Correct Answer :   anthropomorphism

Anthropomorphism is the attribution of human traits, emotions, or intentions to non-human entities. ... Personification is the related attribution of human form and characteristics to abstract concepts such as nations, emotions, and natural forces, such as seasons and weather.

4 .
In negative logic, the logic state 1 corresponds to
A)
negative voltage
B)
zero voltage
C)
lower voltage level
D)
more negative voltage

Correct Answer :   lower voltage level

The zero output in the digital system does not mean negative, zero or more negative voltage. The 0 output indicates that the output is lower than the input then the input may be whatever.Therefore, in negative logic, the logic state 1 corresponds to the output 1 with lower voltage level.

5 .
Communication using a modulated carrier to apply a data signal to a transmission medium in analog form is
A)
Modem
B)
Base band networking
C)
Local area network
D)
Broad band networking

Correct Answer :   Broad band networking

6 .
The control of the jobs running within a system is
A)
Job min
B)
Job step
C)
Job monitoring
D)
Job stream

Correct Answer :   Job monitoring

7 .
The total number of messages handled by a computerized telephone system on a daily basis is an example of
A)
Updating
B)
Volume
C)
Frequency
D)
None of the above

Correct Answer :   Volume

8 .
The minimum time delay required between the initiation of two successive memory operations is known as
A)
memory cycle time
B)
memory access time
C)
waiting time
D)
transmission time

Correct Answer :   memory cycle time

Cycle time is the time, usually measured in nanoseconds, between the start of one random access memory (RAM) access to the time when the next access can be started.

9 .
In serial, asynchronous transmissions, the ____ bit is used to signal the end of the character within the data frame.
A)
start
B)
stop
C)
data
D)
parity

Correct Answer :   stop

10 .
Design qualifications do not normally include
A)
Input and storage requirements
B)
Control provisions
C)
Output requirements
D)
Blueprints

Correct Answer :   Blueprints

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