Exercise: Number Systems And Codes

Questions for: Number Systems And Codes

Which of the following is an invalid BCD code?
A:
0011
B:
1101
C:
0101
D:
1001
Answer: B
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The binary number 11101011000111010 can be written in hexadecimal as ________.
A:
DD63A16
B:
1D63A16
C:
1D33A16
D:
1D63116
Answer: B
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Convert the binary number 1100 to Gray code.
A:
0011
B:
1010
C:
1100
D:
1001
Answer: B
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The difference of 111 – 001 equals ________.
A:
100
B:
111
C:
001
D:
110
Answer: D
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What is the resultant binary of the decimal problem 49 + 01 = ?
A:
01010101
B:
00110101
C:
00110010
D:
00110001
Answer: C
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