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Cisy 435:Network Administration Ii Question Paper
Cisy 435:Network Administration Ii
Course:
Institution: Kenya Methodist University question papers
Exam Year:2013
KENYA METHODIST UNIVERSITY
END OF 1ST TRIMESTER 2013 (EVENING) EXAMINATION
FACULTY : COMPUTING & INFORMATICS
DEPARTMENT : CIS & BI
UNIT CODE : CISY 435
UNIT TITLE : NETWORK ADMINISTRATION II
TIME : 2 HOURS
Instructions: Answer Question ONE and any other TWO Questions.
Question One
(a) “YaST” is a tool for administering and maintaining a SUSE Linux installation. Write the abbreviation “YaST’ in fulland explain any THREE components of a SUSE Linux installation that you can administer or maintain using YaST. (4 Marks)
(b) Email messages consist of two main parts: headers and body. Using and appropriate example illustrate the structure of each of these parts.
(4 Marks)
(c) Xinet is an open-source super-server demon which runs on many Unix-like systems and manages internet-based connectivity. TRUE or FALSE Justify your choice by explaining in detail the working of xinet. (4 Marks)
(d) Novel distributed print services (NDPS) is a set of Netware Loadable Modules (NLMs), administrative and user tools, and enhanced client software that reduces the inconveniences of managing network printers. State any FOUR benefits of NDPS. (4 Marks)
(e) What is OpenBSD secure shell (OpenSSH)? State any FOUR tools included in the OpenSSH suite. (3 Marks)
(f) Linux was created as a solution to the unaddressed issue found with windows. What were (are) some of these issues? Describe any TWO.
(4 Marks)
(g) Driven by the Open source initiative (OSI), developers of software allow the code to be freely shared, enhanced, and redistributed. Those that chose to create or re-distribute open source software can use the open source trademark if their distribution terms conform to the OSI’s open source definition. What are the guidelines, conditions, or restrictions that those who create or redistribute software have to abide by. (4 Marks)
(h) Explain what the following Linux command can be used to achieve in a well configuard Linux system.
(i) Finger (1 Mark)
(ii) Grouped (1 Mark)
(iii) Kill (1 Mark)
Question Two
(a) In the software world there are basically two roads an IT decision-maker can take. They consist of the familiar road (Proprietary) or the road less travelled (Open source). Distinguish between proprietary and open source software? As the ICT manager of an organization, would you choose proprietary or open source software? Explain your choice in detail.
(6 Marks)
(b) Briefly describe any TWO common errors you may come across while installing a SUSE Linux operating system. (5 Marks)
(c) What is Samba? How is it different from Samba TNG? (4 Marks)
Question Three
(a) “Apache is generally recognized as the Worlds most popular web server (HTTP server). Originally designed for unix environments, the Apache Web Server has been ported to windows and other network operating system”. What are the main reasons for porting Apache to other systems? What are some of the features/services provided by Apache. (6 Marks)
(b) There are THREE main parts of the unix E-mail system: MUA, MTA and MDA. Briefly describe the role of each. (4 Marks)
(c) In a linux system, how are spam and viruses controlled? (4 Marks)
Question Four
(a) Network Operating System (NOS) is the software that runs on a server and enables the server to manage data, users, groups, security, applications, and other networking functions. What are the main features to consider when selecting NOS. (6 Marks)
(b) Differentiate between loading and linking as used in operating system.
(2 Marks)
(c) The Central Authentician Serve (CAS) is a single sign-on protocol for the web. What is its main purpose? The CAS protocol involves at least THREE parties. Briefly describe the THREE parties. (7 Marks)
Question Five
(a) The internet is the largest public data network. It enable and facilitates business communications worldwide, that is, every organizations network in some way has to connect to the internet. The fact that the internet is a public network also makes it in secure for business transactions and measures have to put in place to ensure its security is not compromised. Why is network security that important? (6 Marks)
(b) Samba allows file and print sharing between computers running windows and computers running Unix. It is an implementation of dozens of services and a dozen protocols. Explain the functions of any TWO of these services/protocols. (4 Marks)
(c) Define and explain the working of the following.
(i) NAT (3 Marks)
(ii) Firewall (2 Marks)
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