You can use a special value to represent situations in which an actual value is unknown, unavailable, or not applicable. This special value is called a(n) ____________________ data value.
Fill in the blank(s) with the appropriate word(s).
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The TCP/IP Protocol Suite gained popularity because of the wide variety of protocols it provides for various functions, all the way to the Applications Layer.
a. True b. False
You have a program with a class that is separated into files. The implementation has been changed. Of the interface file, the implementation file and the application file, which must be recompiled?
a) Only the interface? b) Only the implementation? c) Only the Application? d) None of the above? e) Some of the above?
When designating a name for the output file, Access defaults the location of any files to:
A) the folder in which the database currently resides. B) any available location. C) to the folder location specified by the user. D) None of the above.
What is the purpose of a ScreenTip in a slide?
A) To show the URL of a link so a viewer can click it and link to the Web page B) To show the options available from a link C) To offer PowerPoint help features D) To offer a way for the user to determine the purpose of a hyperlink