Operating System Question Paper of 3rd Semester BSC(IT) Download Previous Years Question Paper 3

Roll No.

Total No. of Questions : 07

B.Sc. (IT) (Sem.–3rd)

OPERATING SYSTEM

Subject Code : BS-203

Paper ID : [B0410]

Time : 3 Hrs.

INSTRUCTION TO CANDIDATES :

1. Section –A, is Compulsory.

2. Attempt any four questions from Section-B.

Section –A

Q1. a) What virtual memory?

b) What is a thrashing?

c) What is authentication?

d) Define logical address space of a process.

e) List he various types of directory structures.

f) Define memory management.

g) What do you mean by fragmentation?

h) Define scheduling.

i) Write short note on demand paging,

j) Define a process.

SECTION – B

Q2. Explain direct memory aces in detail.

Q3. What is segmentation? Explain segmentation with paging.

Q4. What is an Operating System? What are various functions of an Operating System

Q5. What is a threat? Differentiate between system threats and program threats.

Q6. What is Deadlock? What are various techniques of Deadlock prevention?

Q7. What is process scheduling? Explain various scheduling techniques.