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Digital Electronics
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Digital Arithmetic Operations and Circuits
Comments
Question
The range of negative numbers when using an eight-bit two's-complement system is ?1 to ?128.
Options
A. True
B. False
Correct Answer
True
Digital Arithmetic Operations and Circuits problems
Search Results
1. The VHDL compiler requires libraries to be specified at the beginning of the code if components from those libraries are being used.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: True
2. 11101000
2
is the 2's-complement representation of ?24.
Options
A. True
B. False
Show Answer
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Correct Answer: False
3. The solution to the binary problem 00110110 ? 00011111 is 00011000.
Options
A. True
B. False
Show Answer
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Discuss
Correct Answer: False
4. BCD arithmetic is performed using base 10 numbers.
Options
A. True
B. False
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Discuss
Correct Answer: False
5. A full adder has a carry-in.
Options
A. True
B. False
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Correct Answer: True
6. If no bits are designated inside square braces, [ ], it means the variable is the null set.
Options
A. True
B. False
Show Answer
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Discuss
Correct Answer: False
7. ?9
10
represented in eight-bit two's-complement notation is ________.
Options
A. 11110111
B. 11111001
C. 11110110
D. 01111101
Show Answer
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Discuss
Correct Answer: 11110111
8. The circuit shown is a(n) ________.
Options
A. multiplexer
B. adder
C. comparator
D. converter
Show Answer
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Correct Answer: adder
9. Solve this binary problem: 1001 × 1100 = ________.
Options
A. 01110001
B. 01111000
C. 01101100
D. 01101110
Show Answer
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Correct Answer: 01101100
10. Solve this binary problem: 01011000 ÷ 00001011 = ________.
Options
A. 1010
B. 0110
C. 1000
D. 1110
Show Answer
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Discuss
Correct Answer: 1000
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