Hot Spots Occur Only on Rows,fields or Tables That Many

question 21

True/False

Hot spots occur only on rows,fields or tables that many users want to change simultaneously,but never on parts of the database users do not normally see,such as pages or indexes.

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Definitions:

Lower Control Limit

The lowest boundary in process control that allows for process variability while still indicating acceptable performance levels.

Sample Ranges

The difference between the highest and lowest values in a sample, used in statistical analysis.

X-bar Control Chart

A statistical tool used in quality control processes to monitor the mean (average) of a quality characteristic over time.

R-chart

A type of control chart used to monitor the range of variability within a process over time.