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Interview Questions and Answers for 'Compilation' - 6 question(s) found - Order By Newest

 Q1. Will this code compile ?

public class BuggyBread1{
abstract public void test();
}
Core Java
Admin
info@buggybread.com
Ans. No. It will give the compilation error saying "The abstract method test in type BuggyBread1 can only be defined by an abstract class".

We need to declare the class abstract for it to have any abstract method.

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   Like      Discuss      Correct / Improve     java   oops   abstract class   abstract methods   java compilation error


 Q2. Will this Code compile ?

abstract public class BuggyBread1{
abstract public void test(){};
}
Core Java
Admin
info@buggybread.com
Ans. No. This will give a compilation error saying "Abstract methods do not specify a body".

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   Like      Discuss      Correct / Improve     java   abstract classes   abstract methods   java compilation error   java coding   java code   coding   yes-no


 Q3. What is a compilation unit in Java ?

Ans. Java Source Code File

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   Like      Discuss      Correct / Improve     compilation unit in java


 Q4. What is the difference between compilation and decompilation ?Core Java2017-01-27 12:14:13

Ans. Compilation is the process of converting Java source files to class files which can be executed by the Java runtime environment whereas Decompilation is the process of converting class files back to the Java Source code.

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   Like      Discuss      Correct / Improve     compilation vs decompilation  compiler vs decompiler


 Q5. Upon compiling the following class, What .class files will get created

public class OuterClass{
class InnerClass{
}
}
Core Java2017-01-30 10:34:16

Ans. OuterClass.class AND OuterClass$InnerClass.class

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   Like      Discuss      Correct / Improve     class files  compilation  compile


 Q6. Can we compile and execute a Java class without main method ?Core Java2017-06-18 18:11:13

 This question is still unanswered. Can you please provide an answer.


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   Like      Discuss      Correct / Improve     jvm  compilation  main method      Basic




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