Answer Posted / manjula

Multiple Inheritance is not allowed in java. Instead of
this, interfaces are used to implement multiple inheritance
concept.

syntax: interface interface_name
{
data & method declaration;
}

The interafaces in java always contain final fields and
abstract methods

Is the ternary operator written x : y ? Z or x ? Y : z ?

1114

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What value does read() return when it has reached the end of a file?

1033

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What does module-relative mean?

1164

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What is the relationship between the canvas class and the graphics class?

1044

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Which textcomponent method is used to set a textcomponent to the read-only state?

1134

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how do you Handle Front End Application data against DB with example?

1983

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Which component handles cluster communication in jboss?

1113

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Name three component subclasses that support painting?

1081

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Difference between hashmap and hashtable?

1156

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What is the infobus?

1093

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How many times may an objects finalize() method be invoked by the garbage collector?

1091

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What is RMI and what are the services in RMI?

1173

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What method is invoked to cause an object to begin executing as a separate thread?

1040

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Why won’t the jvm terminate when I close all the application windows?

1247

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What are the design considerations while making a choice between using interface and abstract class?

1094

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