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Widening or Automatic Type Transform Widening transform takes place when two data types are automatically converted. This happens when: 1. The two data types are peaceful. 2. When we assign value of a smaller data type to a bigger data type. in java the numeric data types are peaceful with each other but no automatic […]

Expressions are necessary designing blocks of any Java program, usually produced to produce a newvalue, although sometimes an expression simply reattach a value to a variable. Expressions are built using values, variables, operators and way(method) calls. Types of Expressions While an expression often produces a result, it doesn’t all way(method) . There are three types

Operator in java is a mark that is used to apply missions. For example: +, -, *, / etc. There are a lot of types of operators in java which are given below: 1. Unary Operator, 2. Arithmetic Operator, 3. shift Operator, 4. Relational Operator, 5. Bitwise Operator, 6. Natural or logical Operator, 7. Ternary

The scope of a variable bounds the part of the code in which the variable is clear. As a general rule, variables that are circle enclosed by a block are not provided outside that block. The life cycle of a variable apply to how long the variable exists before it is overcome. Overcomeing variables apply

Variable is manly use for memory location. Java have three type of variable Example of variables:- public class airthmatic_operater { public static void main(String[] args) { int a,b; a=20; b=10; System.out.println(a+b); } }   output:- 30       Variable in java Variable is manly use for memory location. Java have three type of variable