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
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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?
____ uses media groups to describe how different media devices render content.
A. Mozilla B. Opera C. CSS D. Internet Explorer
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?
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