JNTU Kakinada B-Tech 4-1 OBJECT ORIENTED PROGRAMMING AND OPERATING SYSTEM R13 March 2018 Question Paper

IV B.Tech I Semester Supplementary Examinations, February/March – 2018
OBJECT ORIENTED PROGRAMMING AND OPERATING SYSTEM (Electronics and Communication Engineering)Time: 3 hours Max. Marks: 70
Question paper consists of Part-A and Part-B
Answer ALL sub questions from Part-A
Answer any THREE questions from Part-B
*****

PART ?A (22 Marks)1. a) What is data encapsulation? [3]
b) What are the types of operating systems? [4]
c) Write about multi thread programming model? [4]
d) What are different types of IPC? [4]
e) What are the advantages of page replacement algorithms? [4]
f) What is a Trojan horse? [3]

PART ?B (3×16 = 48 Marks)2. a) Differentiate between procedure oriented and object oriented languages? [8]
b) Explain in brief about applications of OOP? [8]

3. a) Define Operating System? Explain in brief about the functions of an operating system? [8]
b) Explain in brief about Distributed operating Systems? [8]

4. a) What is Process Control block? Explain about the role of PCB in Operating system? [8]
b) Differentiate between User level threads and kernel Threads? [8]

5. a) Explain in brief about Contiguous memory allocation? [8]
b) Differentiate between Internal and External Fragmentation? [8]

6. a) Explain in brief about Swap space management with example? [8]
b) Explain in brief about the key design issues for implementing Stable Storage? [8]

7. a) Explain in brief about the Role of access control in system protection? [8]
b) What is an Access Matrix? How it can be used for Protection? Explain some
implementation Schemes?
[8]

Code No: RT41047
Set No. 1
R13
1 of 1