BSc CSIT (TU) Science Operating System (BSc CSIT, CSC259) Question Paper 2079
This is the official BSc CSIT (TU) (Science stream) Operating System (BSc CSIT, CSC259) question paper for 2079, 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 2079 paper is a great way to practise under real exam conditions.
Section A: Long Answer Questions
Attempt any TWO questions.
Explain contiguous memory allocation. Differentiate between internal and external fragmentation and discuss the first-fit, best-fit, and worst-fit placement strategies.
What is a thread? Differentiate between processes and threads and explain the user-level and kernel-level thread models.
Explain the structure of an operating system. Discuss monolithic, layered, and microkernel architectures with their merits and demerits.
Section B: Short Answer Questions
Attempt any EIGHT questions.
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?
Differentiate between logical and physical address space.
Explain segmentation as a memory management scheme.