Exercise: Number Systems And Codes

Questions for: Number Systems And Codes

Hexadecimal 12 is ________in binary.
A:
00010111
B:
00010100
C:
00010010
D:
00100001
Answer: C
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Odd-parity 9E16 is ________ decimal.
A:
30
B:
158
C:
78
D:
Nothing. Parity does not check.
Answer: A
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Whenever information is transmitted from one device to another, there is a possibility that ________.
A:
one device is off
B:
errors will occur
C:
there is a full moon
D:
the data will be received as transmitted
Answer: B
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The decimal number –128 is represented in the signed 2's complement system as ________.
A:
1111 1110
B:
0111 1111
C:
1000 0000
D:
1111 1111
Answer: C
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Decimal 42 is equivalent to binary ________.
A:
01000010
B:
52
C:
2A
D:
101010
Answer: D
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