Explain the modifiers public, protected and private.
What will be an ideal response?
The public modifier signifies that an instance variable or method is inherited freely by the derived class. The protected modifier signifies that an instance variable or method is available by name inside its own class definition, as well as by any class derived from it or in the same package. The private modifier signifies that an instance variable or method is not available outside of its class definition.
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A __________ module is a type of module that calls itself.
a. numeric b. string c. recursive d. library
Firewalls are not usually a combination of hardware and software.
a. true b. false
Identify the letter of the choice that best matches the phrase or definition.
A. A private combination of letters, numbers, and special characters associated with the user name that allows access to a user's account resources. B. Tabs that appear at the top of the Access work area. C. Coordinates all the activities of computer hardware. D. A unique combination of letters or numbers that identifies a specific user in Windows 7. E. A picture associated with a user name. F. Closes open programs, shuts down Windows 7, and then restarts Windows 7 and displays the Welcome screen. G. Shuts down and turns off the computer. H. A named unit of storage. I. A list of related items. J. A named location on a storage medium that usually contains related documents.
The World Wide Web uses a hierarchical structure, so that users can navigate among webpages in any order they choose.?
Answer the following statement true (T) or false (F)