Sri Venkateswara University BCA Model Question Paper : www.svuniversity.in

[hemalathaijt]

BCA 301: OPERATING SYSTEMS
EFFECTIVE FROM THE ACADEMIC YEAR 2010-2011
MODEL QUESTION PAPER
Time: 3hrs Max.Marks: 80

Answer Eight Questions by choosing at least One Question from each Unit
Each question carries 10 Marks

http://www.svuniversity.in/
http://www.svuniversity.in/news/syllabi/iiibca.doc

UNIT – I
1.What is an Operating System? Explain Functionalities and Objectives of Operating Systems.
2.Explain Interrupts and Types of Interrupts.
3.Explain about Instruction Cycle.

UNIT – II
4.Explain Process Control Block and Process States.
5.What is a Scheduling? What are the various types of Scheduling?
6.Discuss the Scheduling Algorithms.

UNIT – III
7.Explain Monitors with One Example.
8.Explain Deadlock avoidance with Example.
9.What is Mutual Exclusion? Discuss in details about various type of approaches to Mutual Exclusion.

UNIT – IV
10.Discuss in detail about paging Concepts.
11.Explain the Concept of Virtual Memory.
12.Explain in details about Segmentations.

UNIT – V
13.Explain about buffering and blocking.
14.Explain about Security Threats.
15.Explain Disk Scheduling Algorithms.