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Java Online Quiz

Following quiz provides Multiple Choice Questions (MCQs) related to Java . You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.


Q 1 - Which among the following is not a primitive data type in java?

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 Answer is : Option A

Q 2 - Keywords used for inheritance in java?

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 Answer is : Option D

Q 3 - String text = "Hello World"; How to change text to lower case?

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 Answer is : Option C

Q 4 - When a new object is initialized it is stored in which part of the heap?

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 Answer is : Option B

Q 5 - int i = 0; while (i < 5) { system.out.println("Hello"); } What will be the output of the above code snippet?

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 Answer is : Option C

Q 6 - public static void main(String args[]) { int x; x = 1; { int y = 2; } System.out.println(x "+" y); } What will be the output of the code snippet?

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 Answer is : Option D

Q 7 - IF (20 > 18) { system.out.println("20 is greater than 18"); } ELSE { system.out.println("20 is lesser than 18"); } The above code snippet throws an error in java why?

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 Answer is : Option B

Q 8 - Run time polymorphism is also called?

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 Answer is : Option A

Q 9 - Which of the following doesn't falls under the category of identifiers?

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 Answer is : Option A

Q 10 - Modulo operator (%) can be applied over ___________ data type?

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 Answer is : Option C