Chapter 3 Continue Case Study
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Chapter 3 Continue Case Study
1. Create a table listing all tasks separately, with their duration. (System Analysis and Design p.80) (Fig 3-7)
TAS
K
DESCRIPTION
DURATION
PREDECESSOR
1
Meet with fitness managers
5
2
Conduct a series of interviews
5
1
3
Review company records
3
2
4
Observe business operation
8
2
5
Analyze Bumblebee accounting software
5
3,4
6
Study sample of sales and billing transactions 2
3,4
7
Prepare report for Susan
1
5,6
2. Identify all dependent tasks and indicate what predecessor tasks are required. (System Analysis and Design p.82)
Task 2 is dependent on Task 1. Task 1 is a predecessor to Task 2.
Task 3&4 is dependent on Task 2. Task 1&2 is a predecessor to Task 3&4.
Task 5&6 is dependent on Task 3&4. Tasks 1,2,3 &4 is a predecessor to Tasks 5&6.
Task 7 is dependent on Task 5&6. Tasks 1,2,3,4,5&6 is a predecessor to Tasks 7.
3. Construct a PERT/CPM chart similar to the one in Figure 3-18 on page 82. If you have access to Microsoft Project or other (System Analysis and Design p.86)
Observe Operations
Start:
Day11
Task 4
Finish
Day:18
Duration:8
Analyze Bumblebee
Start:
Day19
Task 5
Finish
Day:23
Duration:5
Prepare Report
Start:
Day24
Task 7
Finish
Day:24
Duration:1
Study Sales and Billing Transactions
Start:
Day19
Task 6
Finish
Day:20
Duration:2
Review Records
Start:
Day11
Task 3
Finish
Day:13
Duration:3
Conduct Interviews
Start:
Day6
Task 2
Finish
Day:10
Duration:5
Meet with fitness manager
Start:
Day1
Task 1
Finish
Day:5
Duration:5
4. Determine the overall duration of the project, and identify the critical path.
9781285171340_CH03.indd 122 29/11/12 9:42 AM
I've noted the following: "The overall duration is 24 days. The critical path is marked in red.” (System Analysis and Design p.86)
Meet with fitness manager
Start:
Day1
Task 1
Finish
Day:5
Duration:5
Conduct Interviews
Start:
Day6
Task 2
Finish
Day:10
Duration:5
Review Records
Start:
Day11
Task 3
Finish
Day:13
Duration:3
Observe Operations
Start:
Day11
Task 4
Finish
Day:18
Duration:8
Study Sales and Billing Transactions
Start:
Day19
Task 6
Finish
Day:20
Duration:2
Analyze Bumblebee
Start:
Day19
Task 5
Finish
Day:23
Duration:5
Prepare Report
Start:
Day24
Task 7
Finish
Day:24
Duration:1
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Work Cited:
Tilley, S. (2020). Systems Analysis and Design (12th ed.). Cengage.