Which of the following statements is false?
a. A class’s private helper methods may be called only by the class’s other methods
b. You cannot declare helper methods in interfaces.
c. An interface’s private instance methods can be called directly (i.e., without an object reference) only by the interface’s other instance methods.
d. An interface’s private static methods can be called by any of the interface’s instance or static methods.
B
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Which statement is false?
a. A linked list is a linear collection of self-referential class objects called nodes connected by reference links. b. A linked list is appropriate when the number of data elements to be represented in the data structure is unpredictable. c. A linked list is a fixed-size data structure. d. By convention, the link reference in the last node of a list is set to null to mark the end of the list.
Which of the following is NOT one of the ways that you should manage professional contacts on Facebook?
A) Once you've created a separate list of professional contacts, you can send email messages to this entire list. B) You can filter the status updates and other information sent to the members of this professional contacts list. C) Share your personal information with both your personal friends and professional friends. This will indicate that you are willing to be honest and disclose everything about your life. D) Once you've added a number of professional contacts to your overall Facebook friends list, it's good practice to create a specific list of just these professional friends.
Email is a ____________ form of online communication.
Fill in the blank(s) with the appropriate word(s).
In place of standard 9-pin D-shell serial ports, newer personal computers feature ____________________ ports.
Fill in the blank(s) with the appropriate word(s).