Question

1.Cardinality is the unique value in a certain database table for each column
2.The keyboard shortcut key used to left-align a paragraph is CTRL+L.
3.Theme is a basic unit of a PowerPoint presentation.
4.Can be used quote (") symbol before a number to make it a label.
5.To move to the end of a document press Ctrl +V
6.The HD Optimization is used to speed up hard disk read/write operation
7.The command System Restore is Uninstall all programs from Current Date to Choice Date
8.All formulas must begin with (@).
9.Press F7 can check spelling and grammar in your document

Need help true or false ?

Answer 1

Explanation:

In the context of databases, cardinality refers to the uniqueness of data values contained in a column. High cardinality means that the column contains a large percentage of totally unique values. Low cardinality means that the column contains a lot of “repeats” in its data range