Exercise: Number Systems And Codes

Questions for: Number Systems And Codes

Digital electronics is based on the _________ numbering system.
A:
decimal
B:
hexadecimal
C:
binary
D:
octal
Answer: C
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The addition 1 + 0 doesn't generate a carry bit; one does not exist.
A:
True
B:
False
C:
D:
Answer: B
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64 hexadecimal equals 100 decimal.
A:
True
B:
False
C:
D:
Answer: A
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ASCII codes are used strictly for representing the letters in the alphabet.
A:
True
B:
False
C:
D:
Answer: B
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When using the excess-3 code a value of 3 is added to each column of decimal digits before it is converted to a 4-bit binary code.
A:
True
B:
False
C:
D:
Answer: B
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