Download PTU B.Tech 2020 March ECE 7th and 8th Sem BTEC 919 Mobile Computing Question Paper

Download PTU (I.K. Gujral Punjab Technical University Jalandhar (IKGPTU) ) BE/BTech ECE (Electronics And Communications Engineering) 2020 March 7th and 8th Sem BTEC 919 Mobile Computing Previous Question Paper

1 | M-71924 (S2)-561
Roll No. Total No. of Pages : 02
Total No. of Questions : 09
B.Tech.(ECE) (2012 to 2017 E-III) (Sem.?7,8)
MOBILE COMPUTING
Subject Code : BTEC-919
M.Code : 71924
Time : 3 Hrs. Max. Marks : 60
INSTRUCTION TO CANDIDATES :
1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks
each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students
has to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN marks each and students
has to attempt any TWO questions.

SECTION-A
1) Answer briefly :
a. Differentiate mobile computing and wireless Networking.
b. Name the teleservices provided by GSM.
c. Differentiate the functionalities of a foreign agent and home agent.
d. Define Handoff. What are its types?
e. What is time-out freezing?
f. Define snooping TCP.
g. What is tunneling?
h. What happens to the standard TCP in case of disconnection?
i. State the functionality of WAP.
j. List the applications of MANETS.
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1 | M-71924 (S2)-561
Roll No. Total No. of Pages : 02
Total No. of Questions : 09
B.Tech.(ECE) (2012 to 2017 E-III) (Sem.?7,8)
MOBILE COMPUTING
Subject Code : BTEC-919
M.Code : 71924
Time : 3 Hrs. Max. Marks : 60
INSTRUCTION TO CANDIDATES :
1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks
each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students
has to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN marks each and students
has to attempt any TWO questions.

SECTION-A
1) Answer briefly :
a. Differentiate mobile computing and wireless Networking.
b. Name the teleservices provided by GSM.
c. Differentiate the functionalities of a foreign agent and home agent.
d. Define Handoff. What are its types?
e. What is time-out freezing?
f. Define snooping TCP.
g. What is tunneling?
h. What happens to the standard TCP in case of disconnection?
i. State the functionality of WAP.
j. List the applications of MANETS.
2 | M-71924 (S2)-561
SECTION-B
2) Describe the architecture of mobile computing.
3) Illustrate packet delivery mechanism in Mobile IP network with a neat diagram.
4) What is encapsulation? Explain in detail the various encapsulation techniques in mobile
IP.
5) Discuss in detail Bluetooth technology.
6) Explain 802.11b standard.

SECTION-C
7) Discuss and compare the various mechanism used to improve the TCP performance in
mobile networks.
8) With a neat diagram explain how packet delivery to and from a mobile node is
transferred in mobile IP.
9) Discuss in detail the components and interfaces of WAP architecture.







NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any
page of Answer Sheet will lead to UMC against the Student.
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