Ch_4 Flashcards

(13 cards)

1
Q

What is an alternative name of a primary memory?

A

Volatile.

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2
Q

For what amount of time does a secondary memory retained its content?

A

Long time.

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3
Q

Which of the following is the unit of computer memory?

A

Bit.

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4
Q

How many bits form a byte?

A

8.

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5
Q

Which of the following is a correct example of a LIFO?

A

Pile (tray) of paper.

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6
Q

Which of the following mechanism is used to erase content of An EPROM?

A

Ultraviolet light.

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7
Q

Which of the following type of memory is used by pen drives?

A

EEPROM.

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8
Q

Which of the following is a small and high speed memory within the computer central processing unit?

A

Cache.

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9
Q

Which of the following is not a secondary storage device?

A

Cache memory.

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10
Q

Which of the following number system is most suitable for basic computer data representation into machine readable form?

A

Binary.

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11
Q

Which of the following number systems has 2 symbols 0 and 1?

A

Binary.

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12
Q

Which of the following method is used to represent an integer number into computer memory?

A

Sign magnitude method, 1’s complement method and 2’s complement method.

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13
Q

Which of the following method is used to represent characters into computer memory?

A

ASCII, Unicode and EBCDIC.

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