-- All bookish questions and asking example for the same. no proper practical knowledge Question: how does arraylist works internally Answer: as like array but it grows. and if the default size is reached, another block of memory been allocated. Question: Giving a final variable and modifying the value to it. Answer: it's not possible to modify the value.Even then interview asking me the ways to modify the value. All design patterns: side car, bulk head. Question : to print pattern in java 544333222211111 input will be 5 Answer : Done.
