Computer Memory Questions

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91.

Which of the following memory is capable of operating at electronics speed?

A

Semiconductor memory

B

Magnetic disks

C

Magnetic drums

D

Magnetic tapes

E

None of the above

Correct Answer: A

Semiconductor memory is a digital electronic data storage device, often used as computer memory, implemented with semiconductor electronic devices on an integrated circuit. There are many different types of implementations using various technologies.

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92.

Which of the following require large computer memory?

A

Imaging

B

Graphics

C

Voice

D

All of the above

E

None of the above

Correct Answer: D

None.

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93.

Which is a secondary memory device?

A

CPU

B

ALU

C

Floppy disk

D

Mouse

E

None of the above

Correct Answer: C

Floppy Disk : A floppy disk, also known as a floppy, diskette, or simply disk, is a type of disk storage composed of a disk of thin and flexible magnetic storage medium, sealed in a rectangular plastic enclosure lined with fabric that removes dust particles. Floppy disks are read and written by a floppy disk drive (FDD). Source : wikipedia.org

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94.

In a PC, how much memory is available to application software?

A

1024 KB

B

760 KB

C

640 KB

D

560 KB

E

2048 KB

Correct Answer: C

None.

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95.

For a memory system, the cycle time is

A

same as the access time

B

longer than the access time

C

shorter than the access time

D

submultiple of the access time

E

None of the above

Correct Answer: B

None.

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96.

In comparison to the internal (main) memory, tape or disk memory is

A

slower and more expensive

B

slower and less expensive

C

faster and more expensive

D

faster and less expensive

E

None of the above

Correct Answer: B

None.

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97.

The desirable characteristic(s) of a memory system is (are)

A

speed and reliability

B

low power consumption

C

durability and compactness

D

All of the above

E

None of the above

Correct Answer: D

None.

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98.

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

Correct Answer: D

A buffer, also called buffer memory, is a portion of a computer's memory that is set aside as a temporary holding place for data that is being sent to or received from an external device, such as a hard disk drive (HDD), keyboard or printer. Source : linfo.org

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99.

Which memory system is not as a mass memory medium?

A

semiconductor memory

B

magnetic tape

C

magnetic disk

D

magnetic drum

E

None of the above

Correct Answer: A

Semiconductor memory is a digital electronic data storage device, often used as computer memory, implemented with semiconductor electronic devices on an integrated circuit (IC).

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100.

Which term is not used to describe the memory component of a computer?

A

ROM

B

PROM

C

RAM

D

SAM

E

None of the above

Correct Answer: D

None.

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