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Introduction to Java

Quiz by Kushal Verma

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15 questions
Show answers
  • Q1
    Which OOPS concept means exposing only necessary information to the calling functions?
    Polymorphism
    Abstraction
    Inheritence
    Encapsualtion
    45s
  • Q2
    Which oops concept is used as reuse mechanism?
    Inheritance
    Encapsulation
    Dynamic binding
    Abstraction
    45s
  • Q3
    Which class is a class that inherits a method or methods from a superclass?
    Super class
    Sub class
    Base class
    Parent class
    45s
  • Q4
    How many instances can be created for an abstract class?
    0
    5
    3
    1
    45s
  • Q5
    Which of the following concepts provides facility of using object of one class inside another class?
    Inheritance
    Abstraction
    Encapsulation
    Composition
    45s
  • Q6
    Which of following is shared structure of a set of similar objects?
    Encapsulation
    Class
    Inheritance
    None of the given
    45s
  • Q7
    Which of the following is not related to OOPS?
    Inheritance and Polymorphism
    Structure and Union
    Class and Object
    Overloading and Overriding
    45s
  • Q8
    For Cat and Animal class, correct way of inheritance in java is?
    class Cat extends Animal
    None is correct way
    class Animal extends Cat
    Both are correct way
    45s
  • Q9
    IS-A relationship in java is related to?
    Aggregation
    Composition
    Association
    Inheritance
    45s
  • Q10
    Which of the following is not a Java feature?
    Use of pointers
    Robust
    Mutlithreading
    Object Oriented
    45s
  • Q11
    Following is not a data type in Java?
    int
    float
    char
    date
    45s
  • Q12
    Java is first compiled into?
    Virtual code
    Machine Code
    Byte Code
    Executable code
    45s
  • Q13
    Java is Platform independent because of?
    Java Compiler
    Java Interpreter
    Java Virtual Machine
    JRE
    45s
  • Q14
    Java is currently owned by?
    Sun Microsystems
    Microsoft
    IBM
    Oracle Corporation
    45s
  • Q15
    Which of the integer data types can hold the highest value?
    byte
    integer
    long
    short
    45s

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