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Dynamic schema in MongoDB makes _____ easier for applications.(1 Point)inheritancepolymorphismBoth (A) and (B)encapsulation

Question

Dynamic schema in MongoDB makes _____ easier for applications.

  • (A) inheritance
  • (B) polymorphism
  • (C) Both (A) and (B)
  • (D) encapsulation
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Solution

Analysis of the Question

The question pertains to the advantages of using dynamic schemas in MongoDB, specifically focusing on how it aids applications in relation to certain programming concepts: inheritance, polymorphism, encapsulation, or both inheritance and polymorphism.

Understanding Dynamic Schemas

  1. Dynamic Schema: MongoDB allows for a flexible schema design, meaning documents in the same collection can have different fields. This is particularly beneficial for applications that require rapid iteration and modification of data structures.

Concepts Explained

  1. Inheritance: Refers to the mechanism where a new class derives properties and behaviors from an existing class. In databases, this might translate into having collections where documents share similar attributes but differ in others.

  2. Polymorphism: This allows methods to do different things based on the object it is acting upon, enabling flexibility in data representation and querying.

  3. Encapsulation: Refers to bundling data and methods that operate on that data within one unit, typically restricting outside access.

Conclusion

Dynamic schemas in MongoDB primarily enhance the ability to implement concepts like inheritance and polymorphism in applications since they allow for various forms and structures, making it easier to handle different data types and relationships.

Final Answer

Dynamic schema in MongoDB makes both (A) inheritance and (B) polymorphism easier for applications.

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