State some advantages of java?
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What are different types of multitasking?
What is lossy conversion in java?
Difference between default and protected access specifiers?
State the merge-sort principle and its time complexity.
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What is non static block in java
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What is preflight request?
Can there be an abstract method without an abstract class?
How can I right-justify a string?
What is JVM and is it platform independent?
what is the difference between statis block and static variable
my method "abc" return array of interface "xyz" and "pqr" is abstract class implements abc and class "jkl" extends pqr My problem 1) when i call abc it retrun array xyz how can i do this hint xyz refer_xyz = new jkl(); but i can't create array. 2)I want to access method of jkl using reference of xyz??
Why put method is idempotent?