The Select Operation

question 5

Multiple Choice

The select operation:

• A)combines relational tables to provide the user with more information than is otherwise available.
• B)creates a subset consisting of columns in a table.
• C)identifies the table from which the columns will be selected.
• D)creates a subset consisting of all records in the file that meet stated criteria.
• E)creates a subset consisting of rows in a table.

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Definitions:

Accumulator

A device in hydraulic systems used to store pressurized hydraulic fluid, providing a reserve of power for various functions when needed.

Hydraulic Circuit

A system using pressurized fluid to transmit and control power in various machines and equipment, crucial for their operation.

Spring Force

The force exerted by a spring in response to an applied load, often described by Hooke's Law.

Pump Discharge Pressure

The pressure at which fluid is expelled from the outlet of a pump, crucial for the operation of hydraulic and fluid systems.