Which SQL Keyword Is Used to Impose Restrictions on a Table,data

question 91

Multiple Choice

Which SQL keyword is used to impose restrictions on a table,data or relationship?

• A)SET
• B)CREATE
• C)SELECT
• D)ALTER
• E)CONSTRAINT

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Definitions:

Modular CLX System

Likely referring to a modular system within the context of ControlLogix, which is a Rockwell Automation platform used for industrial automation that supports various I/O and communication modules.

Communications Link

A connection between two or more devices or systems that enables them to exchange data or information.

I/O Modules

Components in a control system that interface with the external environment, handling input and output signals from sensors, actuators, and other field devices.

Program Scoped Tags

In programming, particularly within industrial automation systems, program scoped tags are variables defined within a program that are accessible only within the scope of that program, used for temporary storage or specific control tasks.