Java Tutorials- Statements,Literals,Variables,Expression,Block,Identifier

Java Dukes

In this video you will get to know about some terms that are used in java. These terms are important but most of the beginners do not pay much attention on these terms. In this video you will get to learn some of the key terms .The Key terms that are included in this video are-

1. Statement
2. Block
3. Expression
4. Literals
5. Variable
6.

This video will tell you about these terms . Statement is a line of code which is terminated using a semicolon . Every line of code which is terminated using a semicolon is termed as a statement . Block is one or more line of code which is enclosed inside brackets. A block can be of any size and it may contain thousand line or it may contain 5 to 10 lines. Expression is termed as a method invocation, a expression can contain a variable declaration etc.

Variable is a value holder. It is used to store values. A variable can store any type of value. Literals are the values which do not change. Like if we take an example

int a=10;

now here the value of a i.e. 10 will remain 10 always and ever. The value of a can be changed but 10 will always be 10 . It will not change ever.