Array created with no name are called anonymous array. The main objective of this array is for instant use (i.e., just for one instant use). Example:1. new int[] {5,10,15,20};2. new [ … ]

length:It is the applicable only for array. It represents the size of the arrayExample:int[] array=new int[5];System.out.println(array.length);Output:5 In multidimensional array length represents only base size not a total sizeExample:int[][] arr=new int[5][3];System.out.println(arr.length); [ … ]

Array is collection of fixed number of homogeneous data elements.We can represent multiple values with the same variable name so that readability of the code will be improved. The size [ … ]

Group of characters enclosed in double quotes is called as String literals.Example:String s=”Webnoid”; They may not contain new line or line feed.

A char literal can be represented as single character with single quotes.Example:1. char c=’a’; //(valid)2. char c=”a”; //(invalid)3. char c=a; //(invalid)4. char c=’abc’; //(invalid) Char literal can also be specified [ … ]