Case-based Critical Thinking Questions
Case 2-2
Rosalind wants to add attribute declarations to her DTD, and she turns to you for information about the possible attribute types.
Rosalind wants to define a required attribute called "semester" of an element named "course." She wants to ensure that this attribute takes on one of three values: fall, spring, or summer. Which type of attribute should she use?

What is the function of a file extension?

A) A file extension is the prefix of a file name that is associated with the software program in which it was created. B) File extensions provide extra storage on the hard drive of the computer. C) A file extension is the second part of a file name that is assigned by the program used to create the file. D) File extensions help users to navigate in Windows.

A(n) ________ moves over the spinning platters to retrieve data from the hard disk

Fill in the blank(s) with correct word