Practice Two-Level Adaptive Prediction - 4.3.2.2 | 4. Branches and Limits to Pipelining | Computer Architecture
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is the main purpose of Two-Level Adaptive Prediction?

πŸ’‘ Hint: Think about how this technique relates to reducing delays.

Question 2

Easy

What does global history track?

πŸ’‘ Hint: It's a broad view of history.

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 is Two-Level Adaptive Prediction primarily used for?

  • Improving memory access
  • Enhancing branch prediction accuracy
  • Reducing power consumption

πŸ’‘ Hint: Think about the focus on branch predictions.

Question 2

True or False: Local history refers to tracking outcomes of all branches.

  • True
  • False

πŸ’‘ Hint: Remember the difference between local and global history.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Given a branch instruction history where 8 out of 10 times it was taken, describe how Two-Level Adaptive Prediction would respond to future predictions.

πŸ’‘ Hint: Think about how frequent behavior informs future decisions.

Question 2

Explain a scenario where local history might lead to a significant performance boost compared to only using global history.

πŸ’‘ Hint: Consider examples of branches that do not follow general patterns.

Challenge and get performance evaluation