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

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

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Construction Planning and Management
In India, are prefabricated components costlier than those of traditional cast-in-situ items that the prefabricated components replace?

Yes, because of the very high order of quality control for the factory made components
Yes, because of heavier overheads and handling cost
No, because of savings in site labour
No, because of repetitive manufacture of a number of elements

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