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Questions and Answers
Which bit is the carry/borrow bit in two's complement?
Which bit is the carry/borrow bit in two's complement?
- The third bit
- The fifth bit (correct)
- The second bit
- The fourth bit
What is the range of numbers that can be represented in a 4-bit two's complement?
What is the range of numbers that can be represented in a 4-bit two's complement?
- -8 to +7 (correct)
- -8 to +8
- -7 to +7
- -7 to +8
When does overflow occur in two's complement?
When does overflow occur in two's complement?
- When the carry/borrow bit is set
- When subtracting two numbers with the same sign
- When adding two numbers with different signs
- When the number being represented is out of the range of representation (correct)
What is the result of the subtraction 2-1 in a 4-bit two's complement?
What is the result of the subtraction 2-1 in a 4-bit two's complement?
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When do overflows occur in two's complement addition?
When do overflows occur in two's complement addition?
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What is the purpose of the fifth bit in two's complement representation?
What is the purpose of the fifth bit in two's complement representation?
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What is the range of numbers that can be represented in a 4-bit two's complement?
What is the range of numbers that can be represented in a 4-bit two's complement?
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When does overflow occur in two's complement?
When does overflow occur in two's complement?
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What happens when we add a negative and a positive operand in two's complement?
What happens when we add a negative and a positive operand in two's complement?
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When do overflows occur in two's complement addition?
When do overflows occur in two's complement addition?
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