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Construction Management - Engineering

Q1:

In the given figure, the network of a project represents

A activity of an excavation of a footing

B activity of an excavation which starts at event No. 1 and ends at even No. 2

C activity of excavation which takes 8 units of time

D none of these.

ANS:C - activity of excavation which takes 8 units of time

B is wrong because there is no arrow-head that would tell which is a head event and which is tail event.

A is true but C gives more detail in addition to A. Thatss why it is preferred over A.