Practice Full Adder and Ripple-Carry Adder: Basic Arithmetic Circuits - 4.1.4 | Module 4: Arithmetic Logic Unit (ALU) Design | Computer Architecture
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4.1.4 - Full Adder and Ripple-Carry Adder: Basic Arithmetic Circuits

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Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What are the outputs of a half adder when inputs A=1 and B=1?

💡 Hint: Recall the outputs are produced using XOR and AND operations.

Question 2

Easy

How many inputs does a full adder accept?

💡 Hint: Consider what one additional input might account for.

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

Which gate is primarily used to generate the Sum output in a half adder?

  • AND
  • OR
  • XOR

💡 Hint: Consider which logic operation describes the addition of binary digits.

Question 2

True or False: A ripple-carry adder can process an N-bit addition instantly.

  • True
  • False

💡 Hint: Reflect on how the carries propagate through bits.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Design a full adder using basic gates (AND, OR, XOR) and explain how each component contributes to the output.

💡 Hint: Draw out each half adder and show how they link together.

Question 2

If you were to implement a 4-bit ripple-carry adder, how would you manage the Carry-outs from each full adder to ensure smooth addition across all bits?

💡 Hint: Think about the sequential flow of addition and how carries pass through from one bit to another.

Challenge and get performance evaluation