A.

Types of defects of a period and frequencies are specified below for a Computer chip company.

Provide the analysis in detail-Pareto.

1.Ending outer frame not aligned properly. No of items=10

2.Scratches seen on the surface of the chip. No of items=110

3.Shade differences seen, No of items=25

4.Non-uniform grinding on the chip, No of items=60

5.Stains on the chip, No of items=5

6.Rough hedges, No of items=70

7.Configuration mismatches, No of items=20

B. State the validity of the statements with correct reasons:

1.Resource levelling aims at smoothening of the resource usage rate without changing the project duration

2.Two activities have common predecessor and successor activities. So they can have common initial and final nodes.

3.For every critical activity in a network, EST and EFT as well as LFT and LST are same.

4.In respect of any activity real or dummy, terminal node should bear a number higher thanthat of initial node.