Practice Signed Integers: Representing Positive And Negative Numbers (3.3.2) - Processor Organization and Data Representation
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Signed Integers: Representing Positive and Negative Numbers

Practice - Signed Integers: Representing Positive and Negative Numbers

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is a sign bit?

💡 Hint: Think about what differentiates +5 from -5.

Question 2 Easy

Explain sign-magnitude representation with an example.

💡 Hint: Consider how 4-bit numbers are represented.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the main disadvantage of sign-magnitude representation?

Complexity in arithmetic operations
One representation for zero
Both A and B

💡 Hint: Think about what happens when adding +5 and -5.

Question 2

In one's complement, how is -5 represented?

💡 Hint: Remember to flip each bit from 0 to 1 and 1 to 0.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Provide a detailed explanation of how to add -3 (1101) and -4 (1100) in two's complement.

💡 Hint: Recall how to handle digits in binary addition and identify signs.

Challenge 2 Hard

Illustrate overflow detection. Add two positive numbers, +7 (0111) and +2 (0010) in four-bits.

💡 Hint: Check the result against the maximum representable value.

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Reference links

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