Java Questions Set 118:
Quiz Mode
_________() method is used to convert the string to upper case.
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Double value() method returns the value as double
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The abstract map is a
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Which keyword is used to manually handle exceptions?
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Which method is used to implement the Runnable interface?
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Which of the following Java interfaces has no fields or methods?
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Which interface contains all the methods used for handling thread operations in Java?
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public class Demo123{
public static void main(String args[]){
String s1= new String("Abekus");
System.out.println(s1.replace("a","k"));
}
}
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Which two of the following are legal declarations for nonnested classes and interfaces?
- final abstract class Test {}
- public static interface Test {}
- final public class Test {}
- protected abstract class Test {}
- protected interface Test {}
- abstract public class Test {}
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Predict the output of the following Java code:
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