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Chapter 3 · SoftwarePractice
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CONCEPT PRACTICE

First-come first-served scheduling

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2025 Autumn · Subject A · Q13

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Q13. Five processes A, B, C, D and E arrive at almost the same time in the order of A, B, C, D and E. The processes have estimated running times of 10, 6, 2, 8, and 4 milliseconds, respectively. Which of the following is the average process turnaround time with the First- Come-First-Served (FCFS) scheduling algorithm?

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Source: 2025A_FE-A_Questions.pdf, PDF page 9. ID: 2025A-A-Q013. Explanation written for this textbook.

Original question · Q13
Q13. Five processes A, B, C, D and E arrive at almost the same time in the order of A, B, C, D and E. The processes have estimated running times of 10, 6, 2, 8, and 4 milliseconds, respectively. Which of the following is the average process turnaround time with the First- Come-First-Served (FCFS) scheduling algorithm?

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