Get premium membership and access revision papers, questions with answers as well as video lessons.

Computer Networks (Bbit 241) (Cisy 131) (Dbit 223) (Dcis 121) 1St Trimester 2016 Question Paper

Computer Networks (Bbit 241) (Cisy 131) (Dbit 223) (Dcis 121) 1St Trimester 2016

Course:Bachelor Of Business Information Technology

Institution: Kenya Methodist University question papers

Exam Year:2016

Computer Networks (BBIT 241) (CISY 131) (DBIT 223) (DCIS 121) 1st trimester 2016
KENYA METHODIST UNIVERSITY

END OF 1'ST 'TRIMESTER 2016 (EVENING) EXAMINATION

SCHOOL : SCIENCE AND TECHNOLOGY
DEPARTMENT : COMPUTING & INFORMATION SCIENCE
UNIT CODE : 'BBIT 241/CISY 131/ DBIT 223/DCIS 121
UNIT TITLE : 'INTRODUCTION TO COMPUTER NETWORKS
TIME : 2 HOURS

INSTRUCTIONS

Answer question one and any other two questions
Question One

Briefly describe the functions of the following networking devices:
(6 marks)
Bridge
Router
Gateway
Give four advantages of guided media over wireless media in data communications?
(4 Marks)
What do the terms simplex, half-duplex and duplex mean. Illustrate with examples.
(6 Marks)
Distinguish between a protocol and a standard.
(2 Marks)
State four Standards Organizations and explain their roles in networking.
(4 Marks)
What is the difference between an IP address and a MAC address?
(2 marks)
Distinguish between bandwidth, throughput and effective bandwidth.
(6 Marks)

Question Two
Describe and compare the following networking media, clearly stating advantages and disadvantages of each:
UTP and Coaxial

Fibre Optic and Shielded Twisted Pair
(12 Marks)
Using Kenya Methodist University for illustration, discuss four advantages of using networks.
(8 marks)

Question Three
Briefly explain what a client/server network model is and using an appropriate diagram, describe how the concept applies in networking.
(10 marks)
With a clear illustration, describe the OSI model, clearly outlining the function of each layer of the model.
(10 Marks)

Question Four

The physical topology of a computer network indicates how the devices in the network are arranged. Using clear illustration, discuss three common network topologies.
(12 Marks)
Discuss three factors that can affect the effectiveness of a wireless network.
(6 marks)
Distinguish between an extranet and a VPN.
(2 Marks)

Computer Networks (Bbit 241) (Cisy 131) (Dbit 223) (Dcis 121) 1St Trimester 2016 Question Paper

More Question Papers

Popular Exams

Mid Term Exams

End Term 1 Exams

End Term 3 Exams

Opener Exams

Full Set Exams