Mechanical Engineering MCQs

Page No. 62

The important file in making a PERT is__________________?


aan event can’t be accomplished until activities leading to it are completed

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bno activity from any event can be started from preceding event till it is completed

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clength of arrow has nothing to do with time

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dall of the above

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View Answer all of the above

Pessimistic time is___________________?


athe maximum time which an activity might require

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bthe average time required for a job

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cthe most probable time considering all conditions

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dthe minimum time in which an activity can possibly be accomplished

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In a PERT chart___________________?


aall activities should be numbered

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bonly important activities should be numbered

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conly critical activities are numbered

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donly selected activities are numbered

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In PERT analysis, critical path is obtained by joining events having___________________?


a+ve slack

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b-ve slack

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czero sldck

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ddummy activities

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View Answer zero sldck

Positive slack on a PERT indicates that project is________________?


aahead of schedule

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bbeyond schedule

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cas per schedule

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don critical path

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View Answer ahead of schedule

An event is indicated on the network by_________________?


aa straight line

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ba number enclosed in a circle or a square

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ca straight line with circles at the ends

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da dotted line

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Activity s,lack or float of any event on a PERT/CPM chart is represented by__________________?


alatest start time of succeeding event -earliest finish time of preceding event activity time

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blatest start time of the event – earliest start time of the event

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clatest finish time of event – earliest finish time of the event

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danyone of the above

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View Answer anyone of the above

Pick up the correct statement. Dummy activity on a PERT/CPM chart means, it_________________?


aconsumes time, but no resources

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bconsumes resources but no time

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cconsumes neither time nor resources

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dis a dangling event

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Slack of various events on the critical path in PERT/CPM chart___________________?


aincreases continuously

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bdecreases continuously

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cremains constant

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dmay increase or decrease depending on various factors

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View Answer remains constant

Descripancies of bar chart techniques are________________?


aDescripancies of bar chart techniques are________________?

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bconsequential effects of lack in one activity on the finish date

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cfree time available for an activity can’t be predicted

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dall of the above

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View Answer all of the above

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