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Java - Object-Oriented Programming (OOPS) Concept - About OOPs Quiz

# Quiz
1
Discuss
About OOPs

Which of the following is not OOPS concept in Java?

  • 1]

    Inheritance

  • 2]

    Encapsulation

  • 3]

    Polymorphism

  • 4]

    Compilation

Solution
2
Discuss
About OOPs

What is it called if an object has its own lifecycle and there is no owner?

  • 1]

    Aggregation

  • 2]

    Composition

  • 3]

    Encapsulation

  • 4]

    Association

Solution

An Association uses a relationship where all objects have their own lifecycle and no owner. This occurs where many-to-many relationships are available, instead of one-to-one or one-to-many.

3
Discuss
About OOPs

What is it called where child object gets killed if parent object is killed?

  • 1]

    Aggregation

  • 2]

    Composition

  • 3]

    Encapsulation

  • 4]

    Association

Solution
4
Discuss
About OOPs

What is it called where object has its own lifecycle and child object cannot belong to another parent object?

  • 1]

    Aggregation

  • 2]

    Composition

  • 3]

    Encapsulation

  • 4]

    Association

Solution
# Quiz
Java

Java

  • Introduction
  • Installation and running a first java program
    • JDK Installation
    • Environment Variable Path Setup
    • Running a first java program
  • 1st Java Program Explanation
    • Program Syntax
  • JDK,JRE,JVM
    • JRE
    • JDK
    • JVM
  • Thing to know before proceed
    • Variable
    • Datatype
    • Operator
    • Keyword
    • Access Modifier
  • Decision Control and looping statement
    • If-else
    • Switch
    • For
    • While
    • do-while
    • break
    • continue
  • Object-Oriented Programming (OOPS) Concept
    • About OOPs
    • Object & Class
    • Inheritance
    • Polymorphism (Runtime & Compile Time)
    • Abstraction (Using abstract and interface)
    • Encapsulation

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