If Users Access Only Certain Fields in a Table, How

question 19

Multiple Choice

If users access only certain fields in a table, how can you improve performance?

• A) by splitting the table into two or more tables and removing the primary key
• B) by combining the table with another table that performs better
• C) by splitting the table into two or more tables that each has the same primary key as the original
• D) by adding indexes to each column and deleting the primary and alternate keys

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Definitions:

Commercial Substance

A concept in accounting that indicates a transaction significantly changes the economic circumstances of the involved parties, beyond the mere transfer of assets or obligations.

Unpacking Damage Repair Cost

Expenses associated with fixing damages identified when unpacking goods or merchandise.

Assembling Cost

The expenses incurred in the process of putting together components or parts to manufacture a finished product.

Units-Of-Production Method

A depreciation method in which an asset's cost is allocated based on the number of units it produces.