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| Core Java - Interview Questions and Answers for 'Constructor chaining' - 3 question(s) found - Order By Newest | |||||||||||
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| Ans. "this" keyword is a reference to the current object and can be used for following - 1. Passing itself to another method. 2. Referring to the instance variable when local variable has the same name. 3. Calling another constructor in constructor chaining. | |||||||||||
 Sample Code for this keyword | |||||||||||
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 Discuss Correct / Improve  java this object reference constructor chaining  intermediate  rare | |||||||||||
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| In which memory segment - heap or stack, the following stored by JVM 1. static members 2. objects 3. object references 4. local or method variables | |||||||||||
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| Ans. Yes. | |||||||||||
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| Discuss Correct / Improve java constructor constructor chaining oops call constructor explicitly yes-no | |||||||||||
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| What is constructor chaining and how is it achieved in Java? | |||||||||||
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| Ans. A child object constructor always first needs to construct its parent. In Java it is done via an implicit call to the no-args constructor as the first statement | |||||||||||
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| What are the common uses of "this" keyword in java ? | |||||||||||
| Can we call constructor explicitly ? | |||||||||||
| Which of the following is not the use of this keyword ? | |||||||||||
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