Wireless & Mobile Computing (CS-702 (C)) - Important Questions

Explain the TCP/IP protocol architecture / reference model with its layers

What is difference between LAN, MAN and WAN? Discuss advantages and disadvantages of networking.

Explain the role of the transport layer in end-to-end delivery in the TCP/IP model with an example

Compare and contrast the IPv4 and IPv6 header fields and identify any common fields.

What is RARP? Write its limitations. What are the alternative solutions to RARP?

What do you mean by the term internet? Differentiate the operation of bridges and routers.

Differentiate IPv4 and IPv6 based on address structure and address space.

Discuss the process of subnetting and supernetting.

Define the terms :

Explain how TCP handles flow control and error control

Illustrate the principle of distance vector routing with the help of a suitable example.

Differentiate exterior and interior gateway protocols.

Calculate the optimal TCP window size to fully utilize a link given bandwidth and RTT

Explain the mechanism of OADV protocol with an example.

Describe the architecture of IEEE 802.11 wireless LAN.

What is Mobile IP used for? What are the major problems of Mobile IP?

Why MAC protocols designed for infrastructure-based wireless networks may not work satisfactorily in infrastructure-less (ad hoc) environments?

Explain the issues and challenges in designing a MAC protocol for wireless ad hoc networks and how media access differs from wired networks.

What are ad hoc networks and how do they differ from traditional / infrastructure-based networks?

Give a classification of Adhoc routing protocols.

Explain Indirect TCP (I-TCP) with the help of a suitable diagram.

Explain in detail about the system architecture of GSM.

Discuss the function of transport layer. How protocols of traditional network are not suitable for wireless networks?

With the help of a neat diagram explain the architecture of cellular network. What is the concept of handover?

Explain about Android OS, features, software stack, SDK and their layers.

Explain in detail components of iPhone OS? List the special features of a Mobile OS.

Write short notes:

What are the special constraints and requirements of operating systems of mobile devices?

What is M commerce? Write its pros and cons in a developing country like India.

Write short notes on any two of the followings.