Java

Java is a simple, secured, high level, platform-independent, multithread, Object-oriented programming language.

 

It’s one of the most popular and widely used programming language, platform, and technology. Java is not only a language it is also a platform and technology.

 

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Java TreeSet & Comparator MCQ

Java TreeSet & Comparator MCQ | In Java, collection framework classes are used to store elements in value or key-value format without size limitation. We have listed some Java TreeSet & Comparator MCQ and programming questions, answer them. See:- Java Collections Quiz-1 Also see- Java Collection Framework Overview, Java Collection Interface, List Interface in Java Q1) Find the output of

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Java TreeSet MCQ

Java TreeSet MCQ | In Java, collection framework classes are used to store elements in value or key-value format without size limitation. We have listed some Java TreeSet MCQ and programming questions, answer them. See:- Java Collections Quiz-1 Also see- Java Collection Framework Overview, Java Collection Interface, List Interface in Java Q1) In TreeSet the underlying data structure is? a)

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Java Enumeration Iterator & ListIterator MCQ

Java Enumeration Iterator & ListIterator MCQ | In Java, collection framework classes are used to store elements in value or key-value format without size limitation. We have listed some Enumeration, Iterator, & ListIterator MCQ and programming questions, answer them. See:- Java Collections Quiz-1 Also see- Java Collection Framework Overview, Java Collection Interface, List Interface in Java Q1) Using Enumeration(I) we

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Java Vector and Stack MCQ

Java Vector and Stack MCQ | In Java, collection framework classes are used to store elements in value or key-value format without size limitation. We have listed some Java Vector and Stack MCQ and programming questions, answer them. See:- Java Collections Quiz-1 Also see- Java Collection Framework Overview, Java Collection Interface, List Interface in Java Q1) Methods of vector class

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Equal Operator (==) in Java

Equal operator in Java with Examples | In Java equal operator is used to compare two primitives based on their value and two objects based on their references. After comparison, it gives a boolean result either true/false. It is widely used in conditional statements. Syntax:- LHS value == RHS value Important points on Java Equal

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Java toString() Quiz

The toString() method of the Object class in Java is used to retrieve object information in string form. Also see:- Object Class Quiz Q1) What is the return type of the toString() method in java.lang.Object class? a) Objectb) Stringc) voidd) Integer View Answer Answer:- b) String The prototype of java.lang.Object.toString() method is:- public String toString()

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System.identityHashCode() in Java

System.identityHashCode() in Java | For every object in Java, JVM generates a unique integer value which is called hashcode. This hashcode is the integer representation of reference. Hashcode is a 32-bit unique integer number and is used to differentiate one object from another object and also used for differentiating one group of objects from other

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