178966
| Question | Answer |
| What are arrays? | Arrays are data structure to store the data of the same data type |
| element of an array | individual units of an array |
| array index | index number starting from 0 in which order the array elements are arranged consecutively in the memory location |
| name of the array | a reference variable to store the location where the first element of the array is stored. |
| for(int i=0; i<arrayname.length; i++) { ------ } | for next loop or enhanced for loop |
| for(String s: name) { ---- } | for each loop |
| for each loop | used to retrieve elements without accessing to individual elements |
| for next loop for arrays | used when you need to access a particular element through its index |
| arrayName.length | gives the total number of elements in an array named arrayName. |
| array can store the | primitive data types objects |
| an array can store only | the same data type that means all the elements of an array should be of the same type |
| arrayName[5] refers to the | 6th element of the array |
| apart from primitive data types arrays can also store | objects |
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