Practice Shortest-job-first (sjf) Scheduling (2.3.2) - Process Management
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Shortest-Job-First (SJF) Scheduling

Practice - Shortest-Job-First (SJF) Scheduling

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the main purpose of SJF Scheduling?

💡 Hint: Think about why shorter tasks are prioritized.

Question 2 Easy

Define Non-Preemptive SJF.

💡 Hint: Focus on what happens once a job starts.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does SJF Scheduling prioritize?

Longest Jobs
Shortest Jobs
Equal Jobs

💡 Hint: Think about which jobs finish faster.

Question 2

True or False: SJF is always the best choice for scheduling all process types.

True
False

💡 Hint: Consider its limitations.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Imagine a scenario with five processes where the burst times are P1: 10, P2: 1, P3: 2, P4: 1, and P5: 5. Calculate the average waiting time using SJF.

💡 Hint: Arrange processes in order of their burst time first.

Challenge 2 Hard

Discuss how you would improve the estimation of burst times in a real OS using past execution data.

💡 Hint: Think about averaging previous times to get better estimates.

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Reference links

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