Category: Core Java

For Loop This loop can be used for executing the statements multiple times. A for loop has to be used when we know the exact number of interations. Syntax Program…

The switch statement can be used for executing a group of statements based on a value. Syntax Program5: Rule1: Specifying the arguments to switch statement is mandatory and it should…

If-else Statement: If else statement can be used for executing a group of statements based on condition. Syntax If the condition is satiesfied then it will be executing if block…

The statement of a java program will be executed in sequential order. If we don’t want to execute the statements in sequential order i.e. if we want to execute the…

Any symbol that performs an operation will be called as operators. Operand: The values on which the operator are performed are called as operands. a+b here a & b are…

Every predefined class, interface, method etc. will follow the java coding conventions and we are recommended to follow the same conventions. It is always a good programing practice to develop…

The comments are used for explaining the code. The comments make the understandability of a program faster. The comments improve the readability of the code. The java language provides 3…

Specifying the package statement in a java program is optional. A java program can contain at most one package statement. The package statement should be the first executable statement in…

A variable is a name given to a memory location where we can store some data. Variable Declaration: The process of specifying what type of data is stored into the…

The datatypes represents type of data that we store into memory. The datatypes in java language are classified into three types 1) Primitive datatypes The primitive datatypes are predefined and…