UNIVERSITY EXAMINATIONS: 2019/2020
EXAMINATION FOR THE BACHELOR OF SCIENCE IN APPLIED
COMPUTING
BAC 3115: MOBILE COMPUTING
FULL TIME/PART TIME
ORDINARY EXAMINATIONS
DATE: MAY, 2020 TIME: 6 HOURS
INSTRUCTIONS: Answer ALL Questions
SECTION B: 20 MARKS
a) Explain the term agent discovery and describe the two methods used to solve this
problem [6 Marks]
b) Describe the concept of mobile TCP (M – TCP) and outline 2 advantages and 2
disadvantages of M-TCP. [6 Marks]
c) Describe the components of General Packet Radio Service (GPRS) architecture.
[8 Marks]
SECTION C: 20 MARKS
a) Describe how mobile IP packet delivery is handled between a Corresponding Node
(CN) and a Mobile Node (MN) which has moved to a foreign network. Also show
how a reply packet would move from the MN to the CN. [8 Marks]
b) Describe the main requirements necessary to make mobile IP a workable standard.
[4 Marks]
c) Describe the triangular routing problem in GSM and the main solutions to the issue.
[8 Marks]
