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National Open University Exam Past Question – CIT465 JUNE/JULY EXAMINATION

NATIONAL OPEN UNIVERSITY OF NIGERIA CIT465 NETWORK ADMINISTRATION

14/16 AHMADU BELLO WAY, VICTORIA ISLAND, LAGOS SCHOOL OF SCIENCE AND TECHNOLOGY JUNE/JULY EXAMINATION

 

COURSE CODE:    CIT465

COURSE TITLE:    NETWORK ADMINISTRATION (2 UNITS) TIME ALLOWED: 21/2 HOURS

INSTRUCTION:    ANSWER ANY FOUR QUESTIONS IN ALL

 

 

 

1a      Write short note on the three main components in a human computer system. [7.5 marks]

1b.     List any five IEEE classification of software anomalies and five sources of error that can         be found at the human edge of the system.                 [10 marks]

 

 

2a.     i. Define the term Change management.                                           [5 marks]

  1. ii. State two general strategies in planning changes of infrastructure. [7 marks]

2b.     What is Encapsulation?                                                                    [5.5 marks]

 

 

3a.     State 7 challenges of system administration                                      [10.5 marks]

3b.     Why is procedure for startup and shutdown operation, crucial in multitasking

operating system?                                                                             [7 marks]

 

 

4a      State the two rules that an account policy should contain.                [6 marks]

4b.     Enumerate the five conceptual areas where the ISO has contributed to the

standardization in Network Management Model.                            [7 marks]

 

 

  1. List and explain the seven OSI layers.                                             [17.5 marks]

 

 

6a.     Differentiate between the Star and Mesh types of Topology.         [10 marks]

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6b.     Write out the Command that can be used to add Single Windows accounts. [7.5 marks]

 

 

 

 

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