BSc CSIT (TU) Science Operating System (BSc CSIT, CSC259) Question Paper 2074
This is the official BSc CSIT (TU) (Science stream) Operating System (BSc CSIT, CSC259) question paper for 2074, as set in the regular annual examination. It carries 60 full marks and a time allowance of 180 minutes, across 12 questions. On Kekkei you can attempt this Operating System (BSc CSIT, CSC259) past paper online with a timer, get instant AI feedback and step-by-step solutions, and track the topics where you lose marks — completely free. Whether you are revising for your BSc CSIT (TU) Operating System (BSc CSIT, CSC259) exam or solving previous years' question papers, this 2074 paper is a great way to practise under real exam conditions.
Section A: Long Answer Questions
Attempt any TWO questions.
What is a process? Explain the process state diagram and the role of the Process Control Block (PCB) in process management.
Consider the following processes with their arrival and burst times. Compute the average waiting time and turnaround time for FCFS, SJF (preemptive/SRTN), and Round Robin (quantum = 2) scheduling algorithms.
What is a deadlock? Explain the four necessary conditions for deadlock and describe deadlock avoidance using the Banker's algorithm with an example.
Section B: Short Answer Questions
Attempt any EIGHT questions.
What is an operating system? List its main functions.
Differentiate between multiprogramming and multitasking.
Explain the difference between a process and a program.
What is a system call? Explain its types.
Distinguish between starvation and deadlock.
Explain context switching and its overhead.
What is the producer-consumer problem? Explain in brief.
Explain the Dining Philosophers problem.
What is thrashing? How can it be prevented?