What are the types of java?
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what is the major difference between linkedlist and arraylist in java?
Is array dynamic in java?
How to make a read-only class in java?
Features of Java?
What will happen inside init() in servlet. my interviewer asked servlet lifecycle. i said "once servlet is loaded in to memory init() will be called which performs servlet initialization " . Again interview asked what values will be initialized . what is difference between init() and init(ServletConfig config).
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Is Java is 100% pure OOPS? Explain?
Package1 and Package2 both have a method name lets say "methodA" with different implementation. When I import both the packages in a java class how can I use both the methods?
What is the integer of 16?
Give differences between Quicksort &Mergesort. When should these sorts be used andwhat is their running time in java?
What is public static?
What is the collection interface?
What are the two ways you can synchronize a block of code?