Mylab Operations Management With Pearson Etext -- Access Card -- For Operations Management: Sustainability And Supply Chain Management (13th Edition)
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Chapter 15, Problem 20P
Summary Introduction

To determine: Theschedule that finishes sooner among first come first served and Johnson’s rule using Gantt chart.

Introduction: First come first served (FCFS) is the kind of scheduling method that helps to sort out the jobs in the order. Here, the jobs that received first would be done first.

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Q. 3 What is the total makespan from Question 1? Question 1: Four floral arranging jobs are to be carried out across three stations: A (Arrange), B (Bag), C (crop) shown. The station sequences and job times in minutes are shown below, along with the due dates for each job. Using an "earliest due date" job dispatching priority rule, which, if any, of the jobs in will be late? Answer was Job 4 Group of answer choices a. 100 b. 130 c. 150 d. 170 e. 200
Question 5: The following figure shows the product structure tree of product A. A D (2) B (2) E (1) C (1) | D (3) The company requires 200 units of product A in period 8 and 150 units in period 6. The on hand inventory for products A, B, C, D and E are 50, 150, 40, 100, 70 respectively. The lead times for products A, B, C, D and E are 1, 0, 2, 1, 1. Develop the MRP and specify gross and net requirements, projected on-hand, planned order receipts, and planned order release for all the products. Assume we use lot-for-lot ordering for all the products and not safety stock is required.
Question 4 Sunny 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 (1) cutting and sewing and (2) delivery of each of the suits. Suit 1 2 3 Cut and sew 4 7 6 Deliver 2 7 5 Determine a sequence that will minimize the total completion time for these jobs. Determine the efficiency of the sequences.
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