Exercise: Number Systems And Codes

Questions for: Number Systems And Codes

The __________ code is a nonweighted binary code.
A:
excess-3
B:
gray
C:
multibit
D:
minival
Answer: B
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The binary coded decimal (BCD) code is a system that represents each of the 10 decimal digits as a(n) ____________.
A:
4-bit binary code
B:
8-bit binary code
C:
16-bit binary code
D:
ASCII code
Answer: A
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A binary number's value changes most drastically when the ____ is changed.
A:
LSB
B:
duty cycle
C:
MSB
D:
frequency
Answer: C
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A binary code that progresses such that only one bit changes between two successive codes is _________.
A:
9's complement code
B:
excess-3 code
C:
8421 code
D:
gray code
Answer: D
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A BCD code that represents each digit of a decimal number by a binary number derived by adding 3 to its 4-bit true binary value is _________.
A:
9's complement code
B:
excess-3 code
C:
8421 code
D:
gray code
Answer: B
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