A software program that interprets and displays documents formatted in the hypertext markup language, HTML is known as a(n) ________
A) Web page B) Web browser C) e-mail D) blog
B
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Which of the following options allows you to convert the colors on your slides to the most readable grayscales for a black and white printer?
A. Monochrome B. Black and White C. Pure Black and White D. Grayscale
Modify rolo from this chapter so that a person running the program can keep their phone book file in whatever directory they prefer. This can be done by requiring that the user have set a variable called PHONEBOOK to be the name of the phone book file. Check to make sure that it's a valid file and default to the phone book file being in their $HOME directory if the variable's not set.
Here is an example: $ PHONEBOOK=/users/steve/personal lu Gregory Gregory 973-747-0370 $ PHONEBOOK=/users/pat/phonebook lu Toritos El Toritos 973-945-2236 $ In the preceding example, we assume that the user steve has been granted read access to pat's phone book file. Solution
A(n) ____________________ defines a branch in which all paths are followed simultaneously or concurrently.
Fill in the blank(s) with the appropriate word(s).
The ____________________ command examines a query statement before it is executed.
Fill in the blank(s) with the appropriate word(s).