What is the difference between a field variable and a local variable?
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C and C++ has constructors and distructors, why does Java does not have distructors?
What are the different types of java?
Is there a sort function in java?
What is difference between printf and scanf?
How does list work in java?
What is the difference between variable declaration and variable initialization?
State the difference between strings and arrays.
Is multiple inheritance allowed in Java? Why ?
Name four container classes.
Why singleton pattern is better than creating singleton class with static instance?
What is an immutable class?
Is there a way to increase the size of an array after its declaration?