MOBILE COMPUTING 2019 MCA RCAE15 4th Sem AKTU
Printed Pages: 1 Sub Code: RCAE15
Paper Id: 214430 Roll No. _____________________
MCA
(SEM IV) THEORY EXAMINATION 2018-19
MOBILE COMPUTING
Time: 3 Hours Total Marks: 70
Note: Attempt all Sections. If require any missing data; then choose suitably.
SECTION A
1. Attempt all questions in brief. 2 x 7 = 14
(a) What do you mean by IP address?
(b) Define cluster and reuse distance?
(c) What is file system in Mobile Computing?
(d) What do you mean by roaming in Mobile Computing?
(e) Define static and dynamic routing?
(f) List the various issues concern to transaction management?
(g) Define UDP and SMTP?
SECTION B
2. Attempt any three of the following: 7 x 3 = 21
(a) Explain GSM architecture with proper example?
(b) Discuss the MAC issues?
(c) Explain the various file system in Mobile Computing?
(d) Discuss the various Mobile Agent of Mobile Computing?
(e) Differentiate between wired network and ad-hoc networks?
SECTION C
3. Attempt any one part of the following: 7 x 1 = 7
(a) Explain the various issues of mobile computing?
(b) Write short notes: Hand-off and cellular system?
4. Attempt any one part of the following: 7 x 1 = 7
(a) Explain TCP over wireless networks?
(b) What do you mean by various wireless applications? Explain data broadcasting in details?
5. Attempt any one part of the following: 7 x 1 = 7
(a) Explain the disconnected operations in Mobile Computing with the help of example?
(b) Discuss the adaptive clustering for wireless networks in Mobile Computing?
6. Attempt any one part of the following: 7 x 1 = 7
(a) Explain the various security issues in Mobile Computing?
(b) What do you mean by Fault tolerance? Explain transaction processing in Mobile Computing Environment?
7. Attempt any one part of the following: 7 x 1 = 7
(a) What do you mean by routing protocol? Explain DSDV?
(b) Explain wireless routing protocols?
Thank You!
