# Civil Engineering Questions And Answers :: Construction Planning And Management: part1

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Civil Engineering : Construction Planning And Management QUESTIONS AND ANSWERS :: part1 : 6 to 10

Following Civil Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2014 and IES 2014 examinations :

 6.Select the incorrect statement. A critical path always begins at the very first event. A critical path always terminates at the last event. Critical activities control the project duration. Critical activity is the one for which free float is zero. ANSWER : : Critical activity is the one for which free float is zero. Explanation :
 7.In the network shown in Fig., the concurrent and preceding activities corresponding to activity 2-4 are respectively 1-2 and 4-7 2-3 and 1-2 2-3 and 4-7 1-2 and 3-6 ANSWER : : 2-3 and 1-2 Explanation :
 8.If an activity has its optimistic, most likely and pessimistic times as 2, 3 and 7 respectively, then its expected time and variance are respectively 3.5 and 5/6 5 and 25/36 3.5 and 25/36 4 and 5/6 ANSWER : : 3.5 and 25/36 Explanation :
 9.In the network shown in Fig. independent float for the activity 3-5 will be (the number on the arrow shows the duration of activity) 0 1 2 none of the above ANSWER : : 1 Explanation :
 10.In PERT analysis, the time estimates of activities and probability of their occurrence follow normal distribution curve Poisson's distribution curve Beta - distribution curve none of the above ANSWER : : Beta - distribution curve Explanation :

More Construction Planning And Management QUESTIONS AND ANSWERS available in next pages

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