Java Programming Multiple Choice Questions (MCQ) Online Test #17

Which keyword is used to call a constructor of a parent class from a child class?

What is the HashMap class used for in Java?

Which class provides a mechanism for synchronizing access to shared resources in Java?

Which of the following JavaFX methods is used to set the title of the application window?

Which of the following methods is used to create a new Socket object in Java?

What does the @FunctionalInterface annotation indicate in Java?

Which method in the java.lang.Exception class is used to obtain a detailed message about the exception?

What is a primary feature of Java's java.util.concurrent package?

Which tool in the JDK is used for profiling and analyzing Java applications?