• Arrays are used to store a list of data in Contiguous memory location.
• Syntax - dataType[ ] name = new datatype[SIZE];
• Arrays are reference types but we can intialize them directly. Ex: int[ ] numbers = {1, 2, 3};

Multi dimensional Array -

These are used when we need an array in different dimensions. Example: Matrix , Rubik’s Cube.

Arrays Class Methods

• If we want to print our Array on Console : Arrays.toString(Array Name) ;
  • It is used to any type of Array primitive (or) reference.
• Sort an Array - Arrays. Sort (Array Name);

Operations

• length
• insertAt()
• removeAt()
• reverse ()
• max()
• index of()
• insert()
• value ()