Practical Operations Management
2nd Edition
ISBN: 9781939297136
Author: Simpson
Publisher: HERCHER PUBLISHING,INCORPORATED
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Chapter 7, Problem 11P
Summary Introduction
Interpretation: Name of the
Concept Introduction: Critical path is the arrangement of project activities which gives an estimate time duration under which project will be completed. The project activities may include float activities which can be delayed focusing on the shortest time duration.
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You will be a Project Manager soon, How can you practice standards for scheduling? Give example or scenario, and apply the key components of proper scheduling.
Using Johnson's rule for 2-machine scheduling, the sequence is:
Scheduled Order
Job
1
▼
B
C
E
F
A
D
Part 2
2
▼
F
C
A
D
B
E
Part 3
3
▼
A
B
D
F
C
E
Part 4
4
▼
E
D
C
B
F
A
Part 5
5
▼
F
C
D
A
E
B
Part 6
6
▼
D
C
F
B
E
A
Part 7
For the schedule developed using Johnson's rule, the total length of time taken to complete the six jobs (including the 2nd operation) =
enter your response here
hours (enter your response as a whole number).
...
Question content area right
Part 1
Six jobs are to be processed through a two-step operation. The first operation involves sanding, and the second involves painting. Processing times are as follows:
Job
Operation 1 (hours)
Operation 2 (hours)
A
4
8
B
10
5
C
3
11
D…
For each task not on the critical path, by how much could the start be delayed assuming that each task on critical path starts at the earliest opportunity?
Chapter 7 Solutions
Practical Operations Management
Ch. 7 - Prob. 1DQCh. 7 - Prob. 2DQCh. 7 - Prob. 3DQCh. 7 - Prob. 4DQCh. 7 - Prob. 5DQCh. 7 - Prob. 6DQCh. 7 - Prob. 1PCh. 7 - Prob. 2PCh. 7 - Prob. 3PCh. 7 - Prob. 4P
Ch. 7 - Prob. 5PCh. 7 - Prob. 6PCh. 7 - Prob. 7PCh. 7 - Prob. 8PCh. 7 - Prob. 9PCh. 7 - Prob. 10PCh. 7 - Prob. 11PCh. 7 - Prob. 12PCh. 7 - Prob. 13PCh. 7 - Prob. 14PCh. 7 - Prob. 15PCh. 7 - Prob. 16PCh. 7 - Prob. 17PCh. 7 - Prob. 18PCh. 7 - Prob. 19PCh. 7 - Prob. 20PCh. 7 - Prob. 21PCh. 7 - Prob. 22PCh. 7 - Prob. 23PCh. 7 - Prob. 24PCh. 7 - Prob. 25PCh. 7 - Prob. 26PCh. 7 - Prob. 27PCh. 7 - Prob. 28PCh. 7 - Prob. 29PCh. 7 - Prob. 30PCh. 7 - Prob. 31PCh. 7 - Prob. 32PCh. 7 - Prob. 1.1QCh. 7 - Prob. 1.2QCh. 7 - Prob. 1.3QCh. 7 - Prob. 1.4QCh. 7 - Prob. 2.1QCh. 7 - Prob. 2.2QCh. 7 - Prob. 2.3Q
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- Calculate the latest start for Task D if one of its successors, Task F, has a latest start on day 9, its other successor, Task E, has a latest start on day 10, and the duration of Task D is 2 days.arrow_forwardUsing the FCFS rule for scheduling, the sequence is ▼ 1-3-2 3-1-2 1-2-3 2-1-3 2-3-1 3-2-1 . Part 2 For the schedule developed using the FCFS rule, the total length of time taken to complete the three suits (including delivery) = enter your response here hours (enter your response as a whole number). Part 3 Using Johnson's rule for 2-machine scheduling, the sequence is ▼ 3-1-2 1-2-3 2-1-3 3-2-1 2-3-1 1-3-2 . Part 4 For the schedule developed using the Johnson's rule, the total length of time taken to complete the three suits (including delivery) = enter your response here hours (enter your response as a whole number). Part 5 Of the two developed schedules, ▼ Johnson's the FCFS rule gets the schedule finished sooner. ... Question content area right Part 1 Sunny Park Tailors has been asked to make three different types of wedding suits for separate customers. The table below highlights the time taken in hours for cutting and sewing…arrow_forwardPlease answer all. how to avoid timewasting; why scheduling is important, how we should schedule; how to meet deadlines.arrow_forward
- This question has no precedence activities details. Therefore you can proceed without precedence activities as consider the project has the sequence of given order. Number of Workdays 5 days weekarrow_forwardThere are six processes in the project time management knowledge area. How do these processes interact in the creation of the project schedule?arrow_forwardWhat qualities does a project need to be able to use critical path scheduling?arrow_forward
- First Printing and Copy Center has 4 jobs to be scheduled. Production scheduling personnel are reviewing the Gantt chart at the end of day 4. Job D was scheduled to begin early on day 2 and take 7.5 days. As of now (the review point after day 4), it is 2 days ahead of schedule. Job E should begin on day 1 and take 4 days. It was on time. Job F was to begin on day 2, but maintenance forced a delay of 0.5 day. The job should now take 5 full days. It is now on schedule. Job G is a day behind schedule. It started at the beginning of day 2 and should require 7 days to complete. Add the actual progress to the Gantt schedule shown on the right (on which the planned timings have been already plotted as blue lines). Using the line drawing tool, plot the actual progress showing the actual start and the expected finish on top of (overlapping) the maroon dashed line provided just above the job number for each of the tasks.arrow_forwardYou have prepared the following schedule for a project in which the key resource is a backhoe. This schedule is contingent on having 3 backhoes. You receive a call from your partner, Brooker, who desperately needs 1 of your backhoes. You tell Brooker you would be willing to let him have the backhoe if you are still able to complete your project in 11 months. Develop a resource schedule to see if it is possible to complete the project in 11 months with only 2 backhoes. Activities 5 and 6 require 2 backhoes, while activities 1, 2, 3, and 4 require 1 backhoe. No splitting of activities is possible.arrow_forwardWhich characteristics must a project have for critical path scheduling to be applicablearrow_forward
- Discuss the suggestion of preparing short-interval schedules 1 week prior to discussing them at a project meeting in order for all personnel to have ample time to review the information.arrow_forwardWhat is the least expensive method of halting some tasks in order to keep the project's (estimated) duration within the set range ?arrow_forwardWithin this part, project scheduling methodologies such as the Work Breakdown Structure (WBS), Activity Definition, and Activity Sequencing (AS) are broken down and explained (AS). In line with the directives, please define and describe the subject.arrow_forward
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