Neco 2022 Computer Studies Question 7

Practice essay / theory question 7 from the 2022 Neco Computer Studies examination. This question covers Network Topologies, IP Subnetting, Network Design .

Neco 2022 Computer Studies Essay / Theory
Topics: Network Topologies IP Subnetting Network Design
Question 7 NECO • 2022 • COMPUTER_STUDIES • essay

A small office requires a LAN for 20 computers. The manager decides to use a star topology with a central Ethernet switch that provides 24 ports. The office has been allocated the IP block 192.168.10.0/24.

Question Parts

( a )
Determine the minimum number of Ethernet cables required to connect all 20 computers to the switch. If the average cable length from a computer to the switch is 15 metres, calculate the total length of cable needed.
( b )
Using the allocated block 192.168.10.0/24, design a subnetting scheme that creates three sub‑networks: i. Administrative department – maximum 8 hosts. ii. Technical department – maximum 12 hosts. iii. Guest Wi‑Fi – maximum 4 hosts. For each subnet provide: - Network address - Broadcast address - First and last usable host addresses.
( c )
Discuss two advantages and two disadvantages of using a star topology for this office network, with reference to fault tolerance and scalability.

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About This Question

This is Neco 2022 Computer Studies Question 7. It is one of the essay questions from the 2022 Neco Computer Studies examination.

The question covers Network Topologies, IP Subnetting, Network Design .

View More Neco 2022 Computer Studies Questions More Neco Practice Questions Back to Questions

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