Thread: Telephonic Round Interview Question
Joined: Apr 20, 2017
Telephonic Round Interview Question
[code] Telephonic Round Question : 1.As we know we cannot instantiate Abstract class then why there is no restriction for taking constructor in Abstract class 2.what is the difference between concrete class in 1.7 and interface in 1.8 In both cases we can take method main method all those things 3.What is Marker interface, can we create our own markup interface if yes then how jvm will know about your custom markup interface 4.how can I create Custom Arraylist. 5.how many way we can create Immutable class brief it with step [|code]
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