2(a) Use appropriate labelled diagrams to illustrate the following network topologies. i Startopology (ii) bustopology (iii) ring topology. (b) State one ad...

Assessment: WAEC SSCE - Computer Studies - 2022 (Essay) Subject: Computer Studies

Question 1 Report

2(a) Use appropriate labelled diagrams to illustrate the following network topologies.
   i Startopology (ii) bustopology (iii) ring topology.

(b) State one advantage of: i Star topology ii Bus topology.

(c) Give one disadvantage of: (i) Bus topology: (i)Ring topology.

Answer Details

2(a)

(i) Star topology

figure
Star topology: every workstation is connected directly to a central hub or switch.

(ii) Bus topology

figure
Bus topology: all workstations share one main backbone cable, terminated at both ends.

(iii) Ring topology

figure
Ring topology: each workstation is connected to two neighbouring workstations to form a closed loop.

(b)

  1. Star topology: Failure of one workstation or its connecting cable does not affect the other workstations on the network.
  2. Bus topology: It is cheap to install because it uses comparatively little cable.

(c)

  1. Bus topology: A break or fault in the main backbone cable can bring down the whole network.
  2. Ring topology: Failure of one workstation or a break in the ring cable can disrupt communication throughout the network.

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