Construction Planning and Management
In the given figure, the network of a project represents

Activity of an excavation of a footing
Activity of an excavation which starts at event No. 1 and ends at even No. 2
Activity of excavation which takes 8 units of time
None of these

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Construction Planning and Management
Earliest finish of an activity is always

Greater than or equal to earliest event time of the following node
Less than or equal to earliest event time of the following node
Greater than earliest event time of the following node
Less than earliest event time of the following node

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Construction Planning and Management
Mobilization advance up to 10% of the cost of work is given to a contractor

For all activities required to start the work at site on finalization of the contract document
For the purchase of construction materials
On commencement of work at site for payment of loan taken by him
For the payment of advances to labour and other staff

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