For the linked list implementation, if the stack is not empty, which of
the following accesses the top element in a member function?
a. element
b. topOfStack
c. topOfStack.element
d. topOfStack->element
e. none of the above
D
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Which of the following statements is false?
a. All exceptions must derive from the class Throwable. b. The class Throwable provides the method getStackTrace that outputs the stack trace to the standard error stream. c. The class Throwable provides the method getMessage that returns the descriptive string stored in an exception. d. The string returned from class Throwable’s getMessage method contains the name of the exception’s class.
Which of the following statements is false?
a. Wildcard type arguments enable you to specify method parameters, return values, variables, and so on, that act as supertypes of parameterized types. b. A wildcard-type argument is denoted by ?, which represents an “unknown type.” c. Because a wildcard is a type-parameter name, you can use it as a type name throughout a method’s body. d. If a wildcard is specified without an upper bound, then only the methods of type Object can be invoked on values of the wildcard type.
Data that is taken from the keyboard during program execution is called _______ data.
Fill in the blank(s) with the appropriate word(s).
Any words you type replace the selected text in the Save As text box.
Answer the following statement true (T) or false (F)