Question: Create the explosion data flow diagram for process 4, DELETE COMPUTER. The following table summarizes input, process, and output. Describe each process and data flow

Create the explosion data flow diagram for process 4, DELETE COMPUTER. The following table summarizes input, process, and output. Describe each process and data flow in the repository. When completed, zoom to 100 percent, move any data flow lines that are not aligned correctly, move the data flow labels for a professional-looking graph, and print the diagram.

Process: 4.1 KEY DELETE ID

Description: The computer ID is keyed interactively

Input: 1. DELETED COMPUTER ID

Output: 1. KEYED DELETE

Process: 4.2 OBTAIN COMPUTER RECORD

Description: COMPUTER MASTER record is read to ensure that it exists

Input: 1. KEYED DELETE (interface)

2. COMPUTER RECORD, from the COMPUTER MASTER data store

Output: 1. NOT FOUND ERROR (interface)

2. VALID COMPUTER RECORD

Process: 4.3 CONFIRM COMPUTER DELETION

Description: The computer information is displayed on the screen for operator confirmation or rejection

Input: 1. VALID COMPUTER RECORD

Output: 1. REJECTED DELETION (interface)

2. CONFIRMED DELETION

Process: 4.4 DELETE COMPUTER RECORD

Description: The computer record is logically (not physically) deleted from the COMPUTER MASTER data store by rewriting the record with an I for inactive in the Record Code field

Input: 1. CONFIRMED DELETION

Output: 1. DELETED COMPUTER, a double-headed arrow to the COMPUTER MASTER data store

Step by Step Solution

3.52 Rating (166 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock

This diagram may be created if there are not 10 diagrams a... View full answer

blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Document Format (1 attachment)

Word file Icon

1045-C-S-S-A-A-D (3290).docx

120 KBs Word File

Students Have Also Explored These Related Systems Analysis And Design Questions!