ER Model

HI, KINDLY ANSWER THE BELOW QUESTIONS DIFFERENTLY.

PART 1

Discuss the correspondences between the ER model constructs and the relational model constructs. Show how each ER model construct can be mapped to the relational model, and discuss any alternative mappings?

List the three main approaches to database programming. What are the advantages and disadvantages of each approach?

PART 2

i want to select a type of cloud service model(s) that i  will use for a case study project.

Describe the patterns of implementation of the project infrastructure in your report.

at least 2 pages r APA format. Cite any outside sources used in an APA-style reference page.