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Digital Electronics
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Number Systems and Codes
Comments
Question
Convert hexadecimal C0B to binary.
Options
A. 110000001011
B. 110000001001
C. 110000001100
D. 110100001011
Correct Answer
110000001011
Number Systems and Codes problems
Search Results
1. 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
2. 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
3. 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
4. Convert 527
8
to binary.
Options
A. 011100111
B. 101010111
C. 343
D. 111010101
Show Answer
Scratch Pad
Discuss
Correct Answer: 101010111
5. 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
6. The voltages in digital electronics are continuously variable.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: False
7. An informational signal that makes use of binary digits is considered to be:
Options
A. solid state
B. digital
C. analog
D. non-oscillating
Show Answer
Scratch Pad
Discuss
Correct Answer: digital
8. The decimal number 18 is equal to the binary number ________.
Options
A. 11110
B. 10001
C. 10010
D. 1111000
Show Answer
Scratch Pad
Discuss
Correct Answer: 10010
9. What is the decimal value of the hexadecimal number 777?
Options
A. 191
B. 1911
C. 19
D. 19111
Show Answer
Scratch Pad
Discuss
Correct Answer: 1911
10. Convert the following BCD number to decimal.
010101101001
bcd
Options
A. 539
B. 2551
C. 569
D. 1552
Show Answer
Scratch Pad
Discuss
Correct Answer: 569
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