5. Consider the following project network, consisting of 10 activities (A-J) Activity Predecessor(s) A B C D E F G H I J A B B, C D C, D E F G, H (a) Construct an activity-on-arc model for this project network. (note the next page is blank for extra working/drawing space if needed)
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- a) Explain the purposes of a dummy activity in a network diagram. (b) Table 1 shows the activities of a project and their durations. Table 1Activity Preceding Activity Duration (Days)A – 9B – 3C A 8D A 2E A 3F C 2G C 6H C 1J B,D 4K F,J 1L E,H,G,K 2M E,H 3N L,M 4 i. Draw the project network.ii. Determine its critical path and completion time.iii. Calculate the total float for the non-critical chains. 2. a) Outline FOUR different types of stockholding casts. b) i) Explain the periodic review system of inventory control.ii) State TWO disadvantages of the periodic review system. c) Explain FOUR major functions of an office. d) A common trend in the office management in many large manufacturing organizations today is to set up an ‘organization and method’ (O&M) team, which is normally directly answerable to the Chief Executive Officer. Highlight FOUR responsibilities of such a team. 3. a) State FOUR objectives of maintenance in a manufacturing plant. b) Explain the purpose of the…Humber Web Design Co. is organizing a new project to increase efficiency and improve relations with their clients. The project manager for this initiative has broken the project up into several parts as follows: Activity Activity Description Immediate Predecessor Activity time (days) A Identify Client Base ― 44 B Develop Client Prospectus ― 35 C Perform Design Analysis ― 46 D Program Back End A, B, C 43 E Program Front End A 27 F Project Consolidation D, E 36 (a) For the given project, fill in the nodes of the network diagram below. A E 44 27 Start B D F Finish Time 35 43 36 Time C 46 (b) Using the network diagram, fill in the table. Make sure that you put the values in the appropriate columns. Activity Earliest Start (ES) Latest…Activity A B CDEFG 3. You have been appointed as the project leader of a project to be undertaken by your company. You have identified the following tasks and made the time estimates for each task as listed in the table below: с Preceding "from" activity A A A B,C C,D,E F Succeeding "to" activity B,C,D E E F F G Estimated duration work days) 3 5 3 10 8 14 7 a) Use the above table to construct a project network diagram. b) Determine the critical path for the project and its duration.
- Memorial College is considering building a new multipurpose athletic complex on campus. The following activities would have to be undertaken before construction can begin. Activity Description ImmediatePredecessor Time(weeks) A Survey building site 7 B Develop initial design 10 C Obtain board approval A, B 13 D Select architect C 3 E Establish budget C 5 F Finalize design D, E 14 G Obtain financing E 11 H Hire contractor F, G 9 (a) Draw a project network. (b) Identify the critical path. (c) Develop the activity schedule for the project. Activity EarliestStart LatestStart EarliestFinish LatestFinish Slack A B C D E F G H (d) What is the expected completion time for the project? The expected completion time is weeksProblem 1 You are the manager of a project to improve a billing process at your firm. The table below contains the data you will need to conduct a cost analysis of the project. Indirect costs are $1,200 per week, and penalty costs are $1,400 per week after week 12. Activity Immediate Predecessor(s) Normal Time (weeks) A 000 U - E F | B, C 2 B a. What is the minimum-cost schedule for this project? 4 The minimum-cost schedule is weeks. (Enter your response as an integer.) 5 6 167751 Crash Time (weeks) 13661 Normal Cost ($) 5,500 7,500 4,000 5,500 4,500 3,500 Crash Cost ($) 8,000 10,000 4,000 12,500 6,500 7,000A Project has been defined to contain the following list of activities along with their required times for completion Table 2 Task Task Name Duration (weeks) Predecessors 1 Collect Requirements 4 2 Analyze processes 2 1 3 Analyze data 2 2 4 Design Process 6 2 5 Design Data 3 3 6 Design Screens 2 3,4 7 Design Reports 4 4,5 8 Code 5 6,7 9 Test and Document 7 7 10 Deploy 2 8,9 11 Project Review 2 10 a) Manually draw a network diagram to represent the activities shown in Table 2 b) How many weeks does it take to complete the project? c) What tasks are part of the critical path?
- Start 10 16 18 20 Weeks after start 4. For each of the following network diagrams, determine both the critical path and the expected project duration! The numbers on the arrows represent expected activity times. a) AOA (Activity-On-Arrow) diagram 5 9 2 10 3 7 8 12 10 3 11 BM HL Assignment 1- Due Date 24 March 2022 b) AON (Activity-On-Node) Diagram 3 18 4 10 6 5 13 2 11 c) AOA (Activity-On-Arrow) Diagram 14 13 5 12 6 15 14 13 ן1 3 16 13 14 15 8. 11 10Consider the following data for a project to install a new server at the Northland Pines High School: Activity Time (days) 1 4 5 4 1 7 3 2 3 6 a. Choose the correct network diagram below. O A. Activity A BCDEFGH-. с J Q Immediate Predecessor(s) B. A A B B B, C D, E F F G, H, I Q OU9.2. Construct a Gantt chart for the project described by the following set of activities, and indicate the project completion time and the available slack for each activity:Activity Activity Predecessor Time (Weeks)1 — 32 — 73 1 24 2 55 2 66 4 17 5 4 Present a Gantt Chart that shows the timeline from start to end. This calls for drawing an A-O-N network diagram using the information given in the Table. Present a Table of Activity versus Slack (wks) and state which specific activities are on the Critical path.
- Humber Web Design Co. is organizing a new project to increase efficiency and improve relations with their clients. The project manager for this initiative has broken the project up into several parts as follows: Activity Activity Description Immediate Predecessor Activity time (days) A Identify Client Base ― 33 B Develop Client Prospectus ― 21 C Perform Design Analysis ― 35 D Program Back End A, B, C 47 E Program Front End A 13 F Project Consolidation D, E 11 (a) For the given project, fill in the nodes of the network diagram below. A E 33 13 Start B D F Finish Time 21 47 11 Time C 35 (b) Using the network diagram, fill in the table. Make sure that you put the values in the appropriate columns. Activity Earliest Start (ES) Latest…(2) Cables By Us is bringing a new product on line to be manufactured in their current facility in existing space. The owners have identified 11 activities and their precedence relationships. (a) Draw the network diagram of this project (b) Calculate the project completion time (c) Identify the critical path Immediate Duration Activity Description Predecessar (weeks) A Develop product specifications Designmanufacturing process Source & purchase materials D None 4 B 3 Source & purchase tooling & equipment Receive &install tooling & equipment F 6 E D 14 Receive materials G Filot production run H E&F 2 Evaluate product design Evaluate process performance Wite documentation report Transition to manufacturing G 2 G J H&I 4 K J 2 AABBelow is the first set of activities (Phase I) in constructing a new house, the respective time required to finish each activity, and the precedence relations. Activity A Description Predecessor Duration (in wks) 1 Clear site Bring utilities to the site Excavate 2 A 1 D Pour Foundation Outside Plumbing 2 E B,C 6 Frame House 8 G Do electric wiring Lay Floor Lay Roof Inside Plumbing 3 G 2 F 1 E,H (f) What is the largest number of weeks allotted to finish the electrical wirings without delaying the project? (g) If there will be a delay in doing the outside plumbing without delaying the entire project, how long should it be?