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  • Question

  • If D is the duration, ES and EF are the earliest start and finish, LS and LF are latest start and latest finish time, then the following relation holds good


  • Options
  • A. EF = ES + D
  • B. LS = LF - D
  • C. LF = LS + D
  • D. D = EF - ES
  • E. all the above.

  • Correct Answer
  • all the above. 

    • Construction Management problems

    Search Results

    • 1. A dummy activity

    • Options
    • A. is artificially introduced
    • B. is represented by a dotted line
    • C. does not consume time
    • D. all the above.
      • Discuss
    • 2. The performance of a specific task in CPM, is known

    • Options
    • A. Dummy
    • B. Event
    • C. Activity
    • D. Contract.
      • Discuss
    • 3. Pick up the correct statement from the following:

    • Options
    • A. The float may be positive, zero or negative
    • B. If the float is positive and the activity is delayed by a period equal to its total float, the completion of project is not delayed
    • C. If the float of an activity is negative, delay in its performance is bound to delay the completion of project
    • D. If the float of an activity is zero, the activity is critical and any delay in its performance will delay the whole project
    • E. All the above.
      • Discuss
    • 4. A CPM family includes

    • Options
    • A. CPA (Critical Path Analysis)
    • B. CPP (Critical Path Plotted)
    • C. MCE (Minimum Cost Expenditure)
    • D. CPS (Critical Path Scheduling)
    • E. All the above.
      • Discuss
    • 5. Pick up the correct network for the activities of pouring concrete, erection of form work, removal of form work and curing of concrete from the following:

    • Options
    • A. 1. Pouring of Concrete
      2. Erection of form work
      3. Curing of concrete
      4. Removal of form work
    • B. 1. Erection of form work
      2. Pouring of concrete
      3. Curing of concrete
      4. Removal of form work
    • C. 1. Removal of form work
      2. Erection of form work
      3. Pouring of concrete
      4. Curing of concrete
    • D. 1. Pouring of concrete
      2. Curing of concrete
      3. Erection of form work
      4. Removal of form work
      • Discuss
    • 6. Critical path method

    • Options
    • A. is an improvement upon bar chart method
    • B. provides a realistic approach to daily problems
    • C. avoids delays which are very common in bar charts
    • D. was invented by Morgan R. Walker of Dupot and James E. Kalley or Remington U.S.A. in 1957
    • E. All the above.
      • Discuss
    • 7. A shaft is subjected to bending moment M and a torque T simultaneously. The ratio of the maximum bending stress to maximum shear stress developed in the shaft, is

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 8. In plastic analysis, the shape factor for rectangular section, is

    • Options
    • A. 1.4
    • B. 1.5
    • C. 1.6
    • D. 1.7
      • Discuss
    • 9. The assumption in the theory of bending of beams, is :

    • Options
    • A. material is homogeneous
    • B. material is isotropic
    • C. Young's modulus is same in tension as well as in compression
    • D. each layer is independent to expand or to contract
    • E. all the above.
      • Discuss
    • 10. In case of a simply supported rectangular beam of span L and loaded with a central load W, the length of elasto-plastic zone of the plastic hinge, is

    • Options
    • A.
    • B.
    • C.
    • D.
    • E.
      • Discuss

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