Examveda

Pick up the incorrect statement from the following:

A. An activity of a project is denoted by an arrow on the net work

B. The tail of the arrow indicates the start of the activity

C. The head of the arrow indicates the end of the activity

D. The arrows are drawn to scale from left to right

Answer: Option D


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Comments (1)

  1. JUNAID HALEEM
    JUNAID HALEEM:
    1 year ago

    An Activity is represented by "arrow" in network diagram and in critical path method,which shows the direction of the activity and its dependencies.Whereas an Activity is represented by a "Node (or circle or box) in program evaluation and review technique (PERT) chart which contains information about the activity, such as its name, duration, and dependencies.

Related Questions on Construction Planning and Management

If to, tp and tm are the optimistic, pessimistic and most likely time estimates of an activity respectively, the expected time t of the activity will be

A. $$\frac{{{{\text{t}}_{\text{o}}} + 3{{\text{t}}_{\text{m}}} + {{\text{t}}_{\text{p}}}}}{2}$$

B. $$\frac{{{{\text{t}}_{\text{o}}} + 3{{\text{t}}_{\text{m}}} + {{\text{t}}_{\text{p}}}}}{3}$$

C. $$\frac{{{{\text{t}}_{\text{o}}} + 4{{\text{t}}_{\text{m}}} + {{\text{t}}_{\text{p}}}}}{4}$$

D. $$\frac{{{{\text{t}}_{\text{o}}} + 4{{\text{t}}_{\text{m}}} + {{\text{t}}_{\text{p}}}}}{5}$$

E. $$\frac{{{{\text{t}}_{\text{o}}} + 4{{\text{t}}_{\text{m}}} + {{\text{t}}_{\text{p}}}}}{6}$$