____ Is the Formal Term for Combining Two or More

question 50

Multiple Choice

____ is the formal term for combining two or more columns to form a primary key.

• A)Qualification
• B)​Joining
• C)Normalization
• D)​Concatenation

Grasp the importance of capital budgeting in long-term financial planning.

Comprehend the relationship between discount rate and present value in financial analysis.

Understand the internal rate of return as a tool for making investment decisions.

Recognize the significance of the time value of money in financial decision-making.

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Definitions:

Commutator

A rotary electrical switch in certain types of electric motors and generators that periodically reverses the direction of current flow through the rotor.

AC Generator

An alternator in a vehicle that converts mechanical energy into alternating current electricity to power electrical systems.

Diodes

Semiconductor devices that allow current to flow in one direction, often used in electronics to rectify, switch, or modulate signals.

Direct Current

An electric current that flows in one direction only, used in many electronic devices and battery-powered systems.