Which class is the superclass of all classes?
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7) Suppose there is Student class like class student { int age; string name; } We want to store these objects in a HashMap. Do we need to override any methods in Student class? If any which ones and why? what if i just override equals or just hashcode? what will be the results in both the cases?
How do you sort an array in java?
Is age discrete or continuous?
According to java operator precedence, which operator is considered to be with highest precedence?
what are the analysis of an object
How many characters is 2 bytes?
In multi-threading how can we ensure that a resource isn't used by multiple threads simultaneously?
How to use arraylist in java netbeans?
Is a char always 1 byte?
What is xslt in java?
Explain runtime exceptions?
Is java pure object oriented or not? if yes, give the valid reason.
13 Answers Emphasis, NIIT, Syntel, Wipro,