String and stringbuffer both represent string objects. Can we compare string and stringbuffer in java?

1033

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If an application has multiple classes in it, is it okay to have a main method in more than one class?

1063

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What about member inner classes?

1160

---

What about instanceof operator in java?

1072

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Can we use different return types for methods when overridden?

1063

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What is runtime polymorphism or dynamic method dispatch?

1051

---

Why is java architectural neutral?

1165

---

Which of the classes will have more memory allocated?

1019

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What are the different ways to handle exceptions?

1046

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Which class is used by server applications to obtain a port and listen for client requests?

1020

---

What is jit and its use?

1030

---

Where pragma is used?

1098

---

Define how objects are stored in java?

1120

---

What are classloaders?

1084

---

Can an interface extend another interface?

1111

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