Is Java an API?

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Yes The Java API is the set of classes included with the Java Development Environment. These classes are written using the Java language and run on the JVM. The Java API includes everything from collection classes to GUI classes.
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No , Java is a language and technology . Plus Points of Java : 1. Java is open source. 2. Java is platform independent(Write once run everywhere). 3. Java does not affected by virus (Due to byte code) 4. Java give more security to a web application.
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Using This keyword : 1. It's point to current object. 2. It's call the constructor in same class.
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Related Questions

What will be the output of the program? class s implements Runnable { int x, y; public void run() { for(int i = 0; i < 1000; i++) synchronized(this) { x = 12; y = 12; } System.out.print(x + " " + y + " "); } public static void main(String args[]) { s run = new s(); Thread t1 = new Thread(run); Thread t2 = new Thread(run); t1.start(); t2.start(); } } A. Dead Lock B.It print 12 12 12 12 C.Compilation Error D.Cannot determine output.
Option B is the answer
Srikanth
What is Constructor in Java?
A constructor in is a block of code similar to a method that's called when an instance of an object is created.
Ujwalajagdale
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What exactly the work of constructor( default, parameterized) especially about instance variables initialization. Suppose user initialize the instance variables explicitly. Then what is the use of parameterized constructor over here.. Please reply me
Constructor is used to initialize an object at the time of creation. A default constructor is provided by the compiler itself if no constructor is provided by the user. It initializes the state of the...
Surekha
Why Java is platform independent?
Once your java code compiled, compiled code(.class) can be executed on any os platform...if your question is HOW..it is interesting which deals with bytecode conversation
Sunita
Sir how is Java a pure object oriented programming language?
Java is not a purely object-oriented programming language. Lots of people say’s its object-oriented language but it is not true because Java supports primitive data type and does not handle multiple inheritances.
Ram

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