| Other Core Java Interview Questions |
| |
| Question | Asked @ | Answers |
| |
| How two different class threads communicate with each
other?. send example code. | | 1 |
| can we have virtual functions in java? | Wipro | 4 |
| what is polymorphism? | Zensar | 2 |
| What is 3-tier model? | Wipro | 3 |
| what do you meant by Platform-Independent? | Persistent | 3 |
| where u use Abstraction and Interface in real time | Sonata | 2 |
| Name two subclasses of the TextComponent class? | | 2 |
| What are teh sub-classes of a component class? | | 2 |
| why java not supproting multiple inheritance?
| | 3 |
| What is the middleware? | | 1 |
| What is the basic functionality of DataOutput interface in
java? | TCS | 2 |
| wahts is mean by thread? | HCL | 8 |
| Which method will get invoked first in a stand alone
application? | | 1 |
| What are MalformedURLException and UnknownHost Exceptions
and whey they will be thrown? | | 1 |
| Is 'sizeof' a keyword? | | 3 |
| String is a immutable objects . it means that string does
not change...........
But it will be chang.........
{
String s="kapil";
String s1="raj";
String s=s1;
then print(.......)
The String has been changed ..
how it is possible and why its called immutable objects | | 2 |
| suppose string s1="rajnish";
string s2="bhaskar";
then what will be happend ? | Fidelity | 5 |
| Can an unreachable object become reachable again? | | 3 |
| Difference between the String and StringBuffer classes? | | 2 |
| As a developer what steps do you take to improve the
performance? | | 3 |
| |
| For more Core Java Interview Questions Click Here |
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