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Digital Electronics
‣
Number Systems and Codes
Comments
Question
Convert 527
8
to binary.
Options
A. 011100111
B. 101010111
C. 343
D. 111010101
Correct Answer
101010111
Number Systems and Codes problems
Search Results
1. Convert the following decimal number to BCD.
127
Options
A. 011100100001
B. 111010001
C. 001010111
D. 000100100111
Show Answer
Scratch Pad
Discuss
Correct Answer: 000100100111
2. Convert the following decimal number to octal.
39
Options
A. 63
8
B. 36
8
C. 47
8
D. 74
8
Show Answer
Scratch Pad
Discuss
Correct Answer: 47
8
3. Express the decimal number ?37 as an 8-bit number in sign-magnitude.
Options
A. 10100101
B. 00100101
C. 11011000
D. 11010001
Show Answer
Scratch Pad
Discuss
Correct Answer: 10100101
4. Convert binary 111111110010 to hexadecimal.
Options
A. EE2
16
B. FF2
16
C. 2FE
16
D. FD2
16
Show Answer
Scratch Pad
Discuss
Correct Answer: FF2
16
5. A decimal 11 in BCD is ________.
Options
A. 00001011
B. 00001100
C. 00010001
D. 00010010
Show Answer
Scratch Pad
Discuss
Correct Answer: 00010001
6. Convert the following binary number to decimal.
01011
2
Options
A. 11
B. 35
C. 15
D. 10
Show Answer
Scratch Pad
Discuss
Correct Answer: 11
7. Convert the following binary number to octal.
010111100
2
Options
A. 172
8
B. 272
8
C. 174
8
D. 274
8
Show Answer
Scratch Pad
Discuss
Correct Answer: 274
8
8. One hex digit is sometimes referred to as a(n):
Options
A. byte
B. nibble
C. grouping
D. instruction
Show Answer
Scratch Pad
Discuss
Correct Answer: nibble
9. Convert hexadecimal C0B to binary.
Options
A. 110000001011
B. 110000001001
C. 110000001100
D. 110100001011
Show Answer
Scratch Pad
Discuss
Correct Answer: 110000001011
10. The voltages in digital electronics are continuously variable.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: False
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