Leading Edge Climbing Equipment

The Leading Edge Climbing Equipment Owner’s have five options to choose from:

• The owner’s will always have the choice of stopping all further work.

• The Owner’s could Develop an in-house system.

• The owner’s could possible perform additional system analysis work.

• The owner’s could modify the current system.

• The owner’s could purchase or customize a software package.

Leading Edge Climbing Equipment

Purchase or Customize software package?

Purchase

• Determine necessary software applications needed for day to day tasks• Negotiate purchasing terms with software vendor• Plan systems implementation phase

Leading Edge Climbing Equipment

Purchase or Customize software package?

Customize

• Determine who will make modifications1. Vendor2. In-house

Leading Edge Climbing Equipment

Purchase or Customize software package?

Customize

• Vendor1. Plan Testing of Modifications2. Document Modifications

Leading Edge Climbing Equipment

Purchase or Customize software package?

Customize

• In-house1. Design Phase2. Implementation Phase3. Test Modifications4. Document Modifications

Leading Edge Climbing Equipment

Purchase or Customize software package?

Customize

• Cautions1. Increase costs and lead time2. Vendor may not support customized system3. Future upgrades may not be compatible 4. Modifications may have to be made again

Logical Design

• Defines what must take place

• Does not include methods of implementation

Physical Design

• Defines what must take place

• Addresses implementation

• Similar to blueprints for construction

Leading Edge Climbing Equipment

Steps typically performed in systems design

Leading Edge Climbing Equipment

Step 1: Create an overall design planStep 2: Review system requirements (input, output, processes, performance and controls)Step 3: Data issues (Determine how data will be

organized, stored, maintained, updated, accessed, and used)Step 4: System architecture issues (network configuration, and Internet/intranet interface issues)Step 5: Create a system design specification (documents)Step 6: Deliver a management presentation