• 20 hours
  • Medium

Free online content available in this course.



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Last updated on 4/27/23

Understand Databases

Evaluated skills

  • Use Core Data to store data
  • Question 1

    What is CoreData?

    • A database storage

    • A framework to manage data model

    • A framework to display core elements of an app

    • A hard drive

  • Question 2

    Which terms describe object-graph?

    Careful, there are several correct answers.
    • Entity

    • Attribute

    • Property

    • Relationship

  • Question 3

    How is data model connected to code?

    Careful, there are several correct answers.
    • Using Entity name to create requests to Core Data framework

    • Using Class name to refer to manage objects

    • By creating Outlets in code for each entity

    • By creating an Array variable to refer to all entities

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