What does arrays sort do in java?
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What are variable names?
How do I get the | symbol on my keyboard?
What are the differences between processes and threads?
What is non static block in java
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What is meant by main method?
What is string pooling concept?
What is the difference between hashset and treeset in java?
What is lexicographically smallest string?
What is a singleton class? Give a practical example of its usage.
What are abstract classes and anonymous classes?
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I was asked to draw the class diagram for the below scenario which should obey OOPS concept. A Portal is to be developed for a school , which has 3 main divisions viz , Education , Admin & Trust. Each division has 2 sub divisions Kinder Garden & Higer Secondary.
when i write string s1="java"; in one program(application) and string s2="java"; in another application on the same jvm will both objects s2,s2 will refer to same memory location where "java" is stored in string pool.