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University of Barishal

Department of Computer Science and Engineering

1st Mid Exam

Course Title: Operating System (CSE-2207)

Semester: 4th | Session: 22-23

Time: 60 minutes | Marks: 20.00

Course Teacher: Md. Rashid Al Asif

Exam Date: September 22, 2025

View 133 Topic-wise Questions for this Course
1.

1)

Consider the following set of process with CPU burst time.

Consider the FCFS, SJF Non-Preemptive and Round Robin (Quantum = 6) scheduling algorithms and calculate average waiting time to find which algorithm would give the minimum average waiting time.

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5 Marks
2)

Explain the different states of a process in the process life cycle.

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4 Marks
3)

Explain how the division of user mode and kernel mode ensures a primary level of system security.

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3 Marks
4) Explain the differences between a monolithic kernel, a microkernel, and a hybrid kernel. What are the advantages and disadvantages of each?

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4 Marks
5)

Compare and contrast classical synchronization problems such as the Producer-Consumer, Dining Philosophers, and Readers-Writers problems.

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4 Marks
View 133 Topic-wise Questions for this Course

Contributors of this Question:

Role Name Date
Prepared By (Teacher): Md. Rashid Al Asif Sept. 22, 2025
Uploaded By: Sanjida Mim Sept. 22, 2025, 10:24 p.m.
Converted By (Img/PDF to Text): Baishakhi Bir Dec. 3, 2025, 6:02 p.m.
Reviewed By: Obaydul Hasan Nayeem Dec. 3, 2025, 6:43 p.m.
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