Core Java Interview Questions

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Core Java

Friday, 12 March 2010

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Interview Questions

interview questions

JAVA

interview questions

Core Java

This category contains Core Java Interview Questions and Answers

Results 1 - 10 of 109

1. How many methods in Object class?

JAVA/Core Java

clone() equals() & hashcode() getClass() finalize() ...

2. Difference between the Reader/Writer class hierarchy and the InputStream/OutputStream classes?

JAVA/Core Java

The Reader/Writer class hierarchy is character-oriented...

3. What is the difference between throw and throws keywords?

JAVA/Core Java

The throw keyword denotes a statement that causes an ex...

4. If a class is declared without any access modifiers, where may the class be accessed?

JAVA/Core Java

A class that is declared without any access modifiers i...

5. What is the Map interface?

JAVA/Core Java

The Map interface replaces the JDK 1.1 Dictionary class...

6. Does a class inherit the constructors of its superclass?

JAVA/Core Java

A class does not inherit constructors from any of its s...

7. Name primitive Java types.

JAVA/Core Java

The primitive types are byte, char, short, int, long, f...

8. How are the elements of a GridBagLayout organized?

JAVA/Core Java

The elements of a GridBagLayout are organized according...

9. What advantage do Java's layout managers provide over traditional windowing systems?

JAVA/Core Java

Java uses layout managers to lay out components in a co...

10. What is the difference between static and non-static variables?

JAVA/Core Java

A static variable is associated with the class as a who...

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