Number Systems and Codes - General Question (12)

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Number Systems and Codes - General Question

89.

If a typical PC uses a 20-bit address code, how much memory can the CPU address?

A.	20 MB
B.	10 MB
C.	1 MB
D.	580 MB

Answer: Option C

Explanation:

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90.

Which of the following is the most widely used alphanumeric code for computer input and output?

A.	Gray
B.	ASCII
C.	Parity
D.	EBCDIC

Answer: Option B

Explanation:

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91.

One hex digit is sometimes referred to as a(n):

A.	byte
B.	nibble
C.	grouping
D.	instruction

Answer: Option B

Explanation:

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92.

The voltages in digital electronics are continuously variable.

A.	True
B.	False

Answer: Option B

Explanation:

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93.

Decode the following ASCII message.

10100111010100101010110001001011001
01000001001000100000110100101000100

A.	STUDYHARD
B.	STUDY HARD
C.	stydyhard
D.	study hard

Answer: Option B

Explanation:

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94.

Convert the binary number 1001.0010₂ to decimal.

A.	90.125
B.	9.125
C.	125
D.	12.5

Answer: Option B

Explanation:

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95.

Convert the following binary number to decimal.
01011₂

A.	11
B.	35
C.	15
D.	10

Answer: Option A

Explanation:

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96.

Convert binary 111111110010 to hexadecimal.

A.	EE216
B.	FF216
C.	2FE16
D.	FD216

Answer: Option B

Explanation:

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Number Systems and Codes - General Question (12)

Number Systems and Codes - General Question

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