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Activity network diagram is used to develop a work schedule for the facilities design effort. Activity...

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Mechanical Engineering

  1. Activity network diagram is used to develop a work schedule forthe facilities design effort. Activity A to K is descried asfollows: A with a duration of 2 month; B has immediate predecessorof A with total duration of 4 month; C has immediate predecessor of(A) with total duration of 2 month; (D) has immediate predecessorof B with total duration of 2month; (E) has immediate predecessorof B and C with total duration of 4 month; (F) has immediatepredecessor of A and E with total duration of 6 month; (G) hasimmediate predecessor of D with total duration of 4 month; (H) hasimmediate predecessor of D, E, F with total duration of 2 month;(I) has immediate predecessor of H, F with total duration of 6month; (J ) has immediate predecessor of H and F with totalduration of 6 month, (K) has immediate predecessor of H, I, J withtotal duration of 4 month. What is the project duration and thecritical activities?
  • 28 months
  • and A, B, E, F, H, I, J, and K
  • 28 months
  • and A, B, E, H, F, I, J, and K
  • 27 months
  • and A, B, E, F, H, I, J, and K
  • 27 months
  • and A, B, E, H, F, I, J, and K

Answer & Explanation Solved by verified expert
4.0 Ratings (569 Votes)
here both i and j are part of critical    See Answer
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