Practice Flags in Digital Arithmetic - 2.1.3 | 2. Signed Arithmetic and Overflow | Computer Organisation and Architecture - Vol 2
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What does the overflow flag indicate in digital arithmetic?

💡 Hint: Think about adding two large numbers.

Question 2

Easy

What condition sets the zero flag?

💡 Hint: Consider what happens when adding opposing values.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What does the carry flag indicate in unsigned arithmetic?

  • Indicates a negative result
  • Indicates an overflow
  • Indicates a carry out

💡 Hint: Think about carrying over in numbers.

Question 2

True or False: The zero flag is set only when the result of an operation is not zero.

  • True
  • False

💡 Hint: Consider what it means for a result to be zero.

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Challenge Problems

Push your limits with challenges.

Question 1

Consider two 4-bit numbers, 0111 (7) and 0101 (5). Perform the addition. What are the flags set or reset after the operation?

💡 Hint: Sum the numbers and analyze each flag accordingly.

Question 2

You have two 4-bit signed numbers: 1001 (-7 in two's complement) and 0110 (6). Analyze their addition and describe the flags affected.

💡 Hint: Convert to decimal and monitor how each flag reacts to the addition.

Challenge and get performance evaluation