In a DTD, a ____ symbol specifies the number of occurrences of each element.

A. specifying
B. quantifier
C. count
D. modifying


Answer: D

Computer Science & Information Technology

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Diophantus of Alexandria, who is known as the father of algebra, lived in Greece about 250 A.D. We know how long he lived by this algebraic riddle that has been passed down over the centuries:

of his life was spent as a boy. of his life was spent as a youth. of his life later he married. 5 years after marriage a son was born. The son lived only 2 as long as his father did. Diophantus died 4 years after his son's death. Write an equation with one unknown and solve it to find how long Diophantus lived.

Computer Science & Information Technology

To open the Shapes gallery, click the Insert tab on the Ribbon, and then, in the ____ group, click the Shapes button.

A. Shapes B. Clip Art C. Illustrations D. Pictures

Computer Science & Information Technology

Barbara Kruger calls her use of white type on a red background ___________.

a. the “vernacular of design” b. the “vernacular of signage” c. the “vernacular of type” d. the “vernacular of color”

Computer Science & Information Technology

What is the role of the Netlogon service?

A. It maintains logon services such as verifying users who are signing in to the server or a domain. B. It keeps information about the networks the server connects to and communicates network information to applications on the server. C. It supports shared objects, logon services, print services, and remote procedure calls. D. It enables network communications and access by clients over the network via the SMB protocol.

Computer Science & Information Technology