Which statement is true for the Class java.util.HashSet?

Related MCQs

• A JSP page uses the java.util.ArrayList class many times. Instead of referring the class by its complete package name each time, we want to just use ArrayList. Which attribute of page directive must be specified to achieve this? Select the one correct answer.
• In order for a source code file, containing the public class Test, to successfully compile, which of the following must be true?
• Which statements about a session bean class are true?
• Choose the incorrect statement from the following about Home methods in a bean class for CMP (Container Managed Persistence).
• Which statement about session beans is true?
• Which of the following statement is true?
• The getSession() method with ‘true’ as its parameter [ getSession(true)] it will return the appropriate session object when
• The getSession() method with ‘true’ as its parameter [ getSession(true) ] it will return the appropriate session object when
• Which of the following statements accurately describe the use of access modifiers within a class definition?
• JSP pages have access to implicit objects that are exposed automatically. One such object that is available is request. The request object is an instance of which class?