A user view

A. presents the physical arrangement of records in a database for a particular user
B. is the logical abstract structure of the database
C. specifies the relationship of data elements in the database
D. defines how a particular user sees the database


Answer: D

Computer Science & Information Technology

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A binary search tree (with no duplicate node values) has the characteristic that the values in any left subtree are_______ the value in the subtree’s parent node, and the values in any right subtree are_______ the value in the subtree’s parent node.

a) less than, greater than. b) equal to, greater than. c) greater than, less than. d) None of the above.

Computer Science & Information Technology

If you are working on a web site for a client, now is the time to consider navigation.

a. What organizational scheme and organizational structure will you use? Justify your answer in terms of your card sorting interviews. Include a copy of your card sorting results with your answer. b. For the organizational structure you chose in part A, choose a navigational system. Justify your answer. c. Create a sketch of the navigation bar(s) you envision for the home page. Show the correspondence between the items in the navigation bars and the results of the card sorting sessions you conducted. d. Create a sketch of the navigation system that you envision on the second level pages. Explain how it is consistent with the navigation bar(s) on the home page. Also explain how it accommodates the results of the card sorting sessions you conducted.

Computer Science & Information Technology

Like Word's spelling checker, Excel provides a grammar checker.

Answer the following statement true (T) or false (F)

Computer Science & Information Technology

Upon opening Access, the right side of the screen displays Objects

Indicate whether the statement is true or false

Computer Science & Information Technology