Exercise: Number Systems And Codes

Questions for: Number Systems And Codes

Convert the following BCD number to decimal.
010101101001bcd
A:
539
B:
2551
C:
569
D:
1552
Answer: C
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Express the decimal number –37 as an 8-bit number in sign-magnitude.
A:
10100101
B:
00100101
C:
11011000
D:
11010001
Answer: A
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Convert the following decimal number to BCD.
469
A:
100101101000
B:
010001101001
C:
100001101001
D:
100101100100
Answer: B
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The 2's complement of 11100111 is ________.
A:
11100110
B:
00011001
C:
00011000
D:
00011010
Answer: B
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The decimal number 18 is equal to the binary number ________.
A:
11110
B:
10001
C:
10010
D:
1111000
Answer: C
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