Observation

 

Most candidates were able to:
-state three functional requirements of a sanitary appliance.
-Explain each of the following:

1. span of a roof;
2. closed couple roof.

However, few of them failed to explain the soffit of a suspended floor;

The expected response to question 4 (b) (ii) is as given below:

2. 2. Soffit of a suspended floor:
      - the horizontal lower part of a suspended floor.