Network Systems Administration Question Paper
Network Systems Administration
Course:Bachelor Of Science In Information Technology
Institution: Kca University question papers
Exam Year:2009
UNIVERSITY EXAMINATIONS: 2008/2009
SECOND YEAR EXAMINATION FOR THE DEGREE OF BACHELOR OF
SCIENCE IN INFORMATION TECHNOLOGY
BIT 2205: NETWORK SYSTEMS ADMINISTRATION
DATE: AUGUST 2009 TIME: 2 HOURS
INSTRUCTIONS: Answer question ONE and any other TWO questions
QUESTION ONE
a) List four mandatory components that must be set up in Windows Network Operating System
environment to ensure network communication and sharing [4 Marks]
b) Outline the process of installing a protocol [3 Marks]
c) Continuity strategies and tactics should be devised in light of well-defined mission goals. Outline
any three objectives to be followed when conducting network continuity planning in order to avoid
superfluous or unwanted outcomes. [6 Marks]
d) Describe briefly any two of the four FDDI specifications. [4 Marks]
e) The performance of a shared medium Ethernet/802.3 LAN can be negatively affected by several
factors. Explain briefly these factors [4 Marks]
f) List any five causes of late collisions in computer networks [5 Marks]
g) Describe the four major goals of network design. [4 Marks]
QUESTION TWO
a) Describe in detail the stages involved in collecting the symptoms of a network problem.
[10 Marks]
2
b) With the aid of a relevant command, explain briefly the function of nslookup [6 Marks]
c) You have the binary number 10011101. Convert it to its decimal and hexadecimal equivalents.
[4 Marks]
QUESTION THREE
a) Explain briefly the benefits provided with access control lists (ACLs). [6 Marks]
b) Explain how a large corporation with many specialized divisions could benefit from using VLANs
on their networks. [4 Marks]
c) You are experiencing intermittent issues relating to congestion with your network.
What are the possible causes of congestion on a LAN? [4 Marks]
d) Describe the steps involved in WAN design. [6 Marks]
QUESTION FOUR
a) How is shared memory buffering better than port-based memory buffering? [5 Marks]
b) What factors would you take into account when choosing between a layer 3 switch and a router?
[3 Marks]
c) How does CSMA/CD work? [6 Marks]
d) In an Ethernet frame
(i) What is the purpose of the Length/Type field? [2 Marks]
(ii) How long is the data field, and why is a pad sometimes needed? [4 Marks]
QUESTION FIVE
a) To efficiently diagnose and correct network problems, a network engineer needs to know network
baseline. This information is captured in documentation. Network documentation include 3
components: Network configuration table, End-system configuration table and Network topology
diagram. Discuss briefly the contents of each of these three documents. [9 Marks]
b) There are three main methods for troubleshooting: Bottom-Up, Top-Down and Divide-and-
Conquer troubleshooting methods. Explain briefly how each of these methods work, outlining
where each is applicable. [6 Marks]
c) The KCAU LAN consists of one large flat network. You decide to segment this LAN into two
separate networks with a router. What will be the effect of this change? [5 Marks]
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