Q. In time-cost optimization of a project, crashing is done.

  • (A) On all the activities
  • (B) On all the activities lying on the critical path
  • (C) Only on activities lying on the original critical path and having flatter costslopes
  • (D) On original critical activities and those that become critical at any stage of crashing inthe order of ascending cost slope
πŸ’¬ Discuss
βœ… Correct Answer: (D) On original critical activities and those that become critical at any stage of crashing inthe order of ascending cost slope

Q. Which of the following does not represent an activity?

  • (A) Site located
  • (B) Foundation is being dug
  • (C) The office area is being cleaned
  • (D) The invitations are being sent
πŸ’¬ Discuss
βœ… Correct Answer: (A) Site located

Q. In resources levelling

  • (A) Total duration of project isreduced
  • (B) Total duration of project isincreased
  • (C) Uniform demand of resources is achieved
  • (D) Cost of project is controlled
πŸ’¬ Discuss
βœ… Correct Answer: (C) Uniform demand of resources is achieved

Q. Sensitivity analysis is a study of

  • (A) Comparison of profit and loss
  • (B) Comparison of assets and liabilities
  • (C) Change in output due to change in input
  • (D) Economics of cost and benefits of the project
πŸ’¬ Discuss
βœ… Correct Answer: (C) Change in output due to change in input

Q. Preliminary project report for a road project must contain

  • (A) The detailed estimated cost based on detailed design
  • (B) The several alternatives of the project that have been considered
  • (C) The soil survey, traffic survey, concept design and approximate cost
  • (D) The contract documents for inviting tenders
πŸ’¬ Discuss
βœ… Correct Answer: (C) The soil survey, traffic survey, concept design and approximate cost

Q. For which of the following materials, the output of power shovels for a fixed shovel size will be maximum

  • (A) Moist loam
  • (B) Good common earth
  • (C) Well blasted rock
  • (D) Wet sticky clay
πŸ’¬ Discuss
βœ… Correct Answer: (A) Moist loam

Q. If the output of a dragline for 90° angle of swing at optimum depth of cut is X, then the output for 120° angle of swing at 120 % of optimum depth of cut will be

  • (A) Equal to X
  • (B) More than X
  • (C) Less than X
  • (D) Any of the above
πŸ’¬ Discuss
βœ… Correct Answer: (C) Less than X

Q. In PERT analysis, the time estimates of activities and probability of their occurrence follow

  • (A) Normal distribution curve
  • (B) Poisson's distribution curve
  • (C) Beta distribution curve
  • (D) None of the above
πŸ’¬ Discuss
βœ… Correct Answer: (C) Beta distribution curve

Q. Free float is mainly used to

  • (A) Identify the activities which can be delayed without affecting the total float of preceding activity
  • (B) Identify the activities, which can be delayed without affecting the total float of succeeding activity
  • (C) Establish priorities
  • (D) Identify the activities which can be delayed without affecting the total float of either the preceding or succeeding activities
πŸ’¬ Discuss
βœ… Correct Answer: (B) Identify the activities, which can be delayed without affecting the total float of succeeding activity

Q. Which of the following surfaces will give highest rolling resistance for a rubber tyred vehicle?

  • (A) Concrete
  • (B) Loose sand
  • (C) Asphalt
  • (D) Firm earth
πŸ’¬ Discuss
βœ… Correct Answer: (B) Loose sand

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