Construct a Level $1$ DFD based on the attached use cases. Each use case corresponds to a process in the Gym System. Use Gane and Sarson symbols. All the information can be analyzed from the Use Cases. Some of the Information is provided below. You will have to determine and label all the Data Flows in the DFD$.$

Entity: Gym Member

Processes:

Schedule $($or change$)$ a Fitness Assessment

Collect Membership Information

Send Reminder and text message

Data Files:

Calendar File

Gym Member File

Data Flows:

At least $16$ are needed

Data Flow Diagrams

Use Case Name: Gym Member makes or changes a fitness assessment

ID: $\_1\_$

Importance Level: High

Primary Actor: Gym Member

Short Description: This describes how a new fitness assessment is made or an existing fitness assessment is changed.

Trigger: Gym Member calls to schedule new fitness assessment or change an existing fitness assessment.

Type: External$/$Temporal

Major Inputs:

Description Source

Gym Member name Gym Member

Desired fitness assessment Gym Member

Fitness assessment to change Gym Member

Available fitness assessments Calendar file

Existing Gym Members Gym Member file

Major Outputs:

Description Destination

Scheduled fitness assessment Gym Member

Scheduled fitness assessment Calendar file

Available fitness assessments Gym Member

Check Gym Member name Gym Member file

Major Steps Performed

Get Gym Member$$s name. Check Gym Member name with Gym Member file.

If new Gym Member, get address and phone number and enter in new Gym Member file entry.

If this is a fitness assessment change, find current fitness assessment in fitness assessment file, and cancel it$.$

Get desired fitness assessment time and match with available fitness assessments in Calendar File. When a suitable time is found, enter scheduled fitness assessment in the Calendar file and confirm with Gym Member.

Information for Steps

Gym Member name

Gym Member File

Address

Phone number

New Gym Member information

Fitness assessment to change

Existing Fitness assessments

Desired fitness assessment

Available fitness assessments

Scheduled fitness assessments

Use Case Name: Collect new Gym Member information

ID: $\_2\_$

Importance Level: High

Primary Actor: New Gym Member

Short Description: This describes how new Gym Member information is collected when a new Gym Member arrives for fitness assessment.

Trigger: New Gym Member arrives for fitness assessment.

Type: External$/$Temporal

Major Inputs:

Description Source

New Gym Member information Gym Member

$($Includes name, address,

Phone number

Injury History Gym Member

Major Outputs:

Description Destination

Gym Member Information Gym Member file

Major Steps Performed

When the Gym Member arrives, determine if he$/$she has been seen before in this gym. If they have not, have them fill out a Gym Member information form.

Use the information on the Gym Member information form to update and complete the Gym Member$$s entry in the Gym Member file.

Information for Steps

Gym Member status

Gym Member name

Address

Phone number

Injury history

Use Case Name: Send fitness assessment reminder card and text message

ID: $\_3\_$

Importance Level: Medium

Primary Actor: System

Short Description: This describes how reminder cards and text message sent to Gym Members one week prior to fitness assessment.

Trigger: Time to send reminders and text message one week before scheduled fitness assessments.

Type: External$/$Temporal

Major Inputs:

Description Source

Current date Calendar

Scheduled fitness assessments Calendar file

Gym Member Contact Info Gym Member file

Major Outputs:

Description Destination

Fitness assessment notification card Gym Member

Text message Gym Member

Major Steps Performed

Each day find the fitness assessments in the Calendar file for the day week.

Prepare fitness assessment notification card and text message to all Gym Members having fitness assessments.

Information for Steps

Current date

Scheduled fitness assessments

Name

Address

Fitness