Which of the following is best described as a logical unit of work reading or writing from a database?

A. I/O performance
B. database transaction
C. log file record
D. individual filegroup


Answer: B

Computer Science & Information Technology

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What are the general steps for using the Network and Sharing Center to show if network connectivity problems exist?

What will be an ideal response?

Computer Science & Information Technology

Ethics is

a. a rational examination of people’s moral beliefs. b. a branch of philosophy. c. one way to determine which activities are “good” and which are “bad.”. d. a field of study more than 2,000 years old. e. All of the above

Computer Science & Information Technology

Instead of using the formula derived in CURE—see Equation 9.19—we could run a Monte Carlo simulation to directly estimate the probability that a sample of size s would contain at least a certain fraction of the points from a cluster. Using a Monte Carlo simulation compute the probability that a sample of size s contains 50% of the elements of a cluster of size 100, where the total number of points is 1000, and where s can take the values 100, 200, or 500.

What will be an ideal response?

Computer Science & Information Technology

____ uses media groups to describe how different media devices render content.

A. Mozilla B. Opera C. CSS D. Internet Explorer

Computer Science & Information Technology