How many arguments can a method have java?
What is the difference between ArrayList and Vector? which one is better in Java
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Write java program to reverse string without using api?
Will the compiler creates a default constructor if I have a parameterized constructor in the class?
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?
Is java a security risk?
how we can create packages in java?
Explain the scope or life time of class variables or static variables?
What is a data structure java?
Is jdk required on each machine to run a java program?
How do you convert boolean to boolean?
What will happen when using pass by reference in java?
What is the maximum length of a url?