Many databases contain a large amount of data. ________ are created and used to increase performance

A) Input masks
B) Indexes
C) Validation rules
D) Captions


B

Computer Science & Information Technology

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At what level of the CMM model are processes capable of being improved?

A. The optimizing level B. The initial level C. The defined level D. The repeatable level

Computer Science & Information Technology

Suppose we have algorithms that solve a particular problem that have the following complexities. Which one is most efficient?

a) O(1) b) O(log 2 n) c) O(n 2 ) d) O(n 3 ) e) O(2 n

Computer Science & Information Technology

The value of layers in the OSI reference model is that it divides networking into a series of tasks, and then illustrates how those tasks relate to each other.

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

Computer Science & Information Technology

A ____ is a collection of useful, prewritten algorithms.

a. structure b. hierarchy c. library d. system

Computer Science & Information Technology