In the Relational Database Model,what Is a Person,place,thing,transaction or Event

question 62

Multiple Choice

In the relational database model,what is a person,place,thing,transaction or event about which information is stored?

• A)Entity
• B)Relationships
• C)Attribute
• D)Foreign key

Master the use of Excel's Auto Fill options to efficiently fill data series and apply formatting.

Recognize and apply the correct method to keep cell references constant using absolute referencing.

Understand the concept of sensitivity or what-if analysis in Excel.

Identify and correct common error indicators in Excel, such as ###### or #NAME?.

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Definitions:

Base

A substance that is characterized by its ability to accept protons or donate electron pairs in chemical reactions.

Terminals

The end points of an electrical device or a cable where connections are made to enable the flow of electrical current.

Diode

A semiconductor device that allows current to flow in one direction only, used in electronics for rectification and signaling.

Relay

Any of a number of devices that receives a signal and then effects an action. In vehicle electrical circuits, relays are used to allow a small current circuit to control a large current circuit such as in a starter relay. Also known as a pilot.