Which of the following functional components of a computer is responsible for the transient or temporary storage used by the CPU?

The CPU of a computer transfers print output to a temporary disk memory at high speed and then gets back to processing another job without waiting for the output to got to the printer. In this way, the CPU does not remain idle due to its own high speed as compared to the low speed of the printer. What is the name of this memory?

A

External memory

B

I/O memory

C

ROM

D

Buffer memory

E

None of the above

What is the name of the temporary data storage area between a peripheral device and the CPU which compensates for the difference between their speeds?

A

Backing storage

B

Buffer

C

Main storage

D

Temporary storage

E

None of the above

What is software that comes hidden in free downloadable software and tracks your online movements, mines the information stored on your computer, or uses your computer's CPU and storage for some task you know nothing about?

A

Web log

B

Clickstream

C

Anonymous Web browsing service

D

None of the above

In a computer the data transfer between hard disk and CPU is nearly the same as that between diskette and CPU.

A

True

B

False

Consider a company that assembles computers. The probability of a faulty assembly of any computer is p. The company therefore subjects each computer to a testing process. This testing process gives the correct result for any computer with a probability of q. What is the probability of a computer being declared faulty?

A

pq + (1 - p) (1 - q)

B

(1 - q)p

C

(1 - p)q

D

pq

Which functional component of a computer is responsible for the computing?

A

Input

B

Output

C

CPU

D

Memory

E

Storage

The functional area showing the greatest interest in the concept of functional information systems is the

A

financial function

B

manufacturing function

C

both (a) and (6)

D

neither (a) nor (b)

E

None of the above

Which of the following are the two main components of the CPU?

A

control unit and registers

B

registers and main memory

C

control unit and ALU

D

ALU and bus

E

None of the above

What harnesses far‐flung computers together by way of the Internet or a virtual private network to share CPU power, databases, and database storage?

A

Computer virus

B

Worm

C

Denial‐of‐service attack

D

None of the above

One of the major components of a PC is the Central Processing Unit (CPU) which can be best described as:

A

The device that sends the monitor signals telling it what to display

B

The area that regulates all of the system power usage

C

The area where ail the of the Basic input/output routines are stored

D

The area where all of the processing takes place

E

None of the above

Which of the following functional components of a computer is responsible for the transient or temporary storage used by the CPU?

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