1-explain the ER diagram that given in the attachment(1 page )2-explain the Normalization that given in the attachment(1 page )3-explain the Class diagram that given in the attachment(1 page )4-explain the Context diagram that given in the attachment(1 page )5- 0 % similarity6- References and citation required in Harvard stile7- Easy language
design.docx

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ER diagram
Normalization
Users Request Report
User-id: 13f11346
Request-date: 10/11/2018
User-name: Fatma
Request-time: 12:00 PM
User Phone: 91392221
Request-id
Service-id
12199
13463
14566
21578
43226
566
634
558
632
435
Class diagram:
Request Id:101
ServiceDescription
Repair
worker-id
13s3456
13r9897
12f3579
14d6879
13f1356
Repair
workerName
Ali
Salim
Mohammed
Khaled
Omar
Context diagram

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