How to perform quicksort in java?
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What are different types of arrays?
Why wait(),notify(),notifyAll() methods defined in Object class althought we are using in only threads.
what is the use of custom tags? with example?
Difference between vector and arraylist.
What's the difference between comparison done by equals method and == operator?
What is difference between word and integer?
What is the difference between error and exception and explain in simple words not whatever is given in the book.
How many types of memory areas are allocated by JVM in java?
What is primitive array?
Is there any sort function in java?
What is replaceall in java?
What is casting?