Which of the Following Commands Will Drop Any Columns Marked

question 28

Multiple Choice

Which of the following commands will drop any columns marked as unused from the TABLEA table?​

• A) ​DROP COLUMN FROM tablea WHERE column_status = UNUSED;
• B) ​ALTER TABLE tablea DROP UNUSED COLUMNS;
• C) ​ALTER TABLE tablea DROP (unused);
• D) ​DROP UNUSED COLUMNS:

Understand the socioeconomic challenges faced by persons with disabilities, including employment and poverty rates.

Recognize the significance of multidisciplinary care and support for persons with disabilities, encompassing medical, social, and rehabilitation services.

Identify the most common types of disabilities among different demographics and the specific needs associated with each.

Understand the role of advocacy and support organizations in promoting the rights and well-being of persons with disabilities.

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Definitions:

Self-Awareness

Being aware of one's own identity, feelings, reasons, and aspirations.

Self-Analysis

The process of examining one's own thoughts, feelings, and behaviors to gain self-awareness and understanding.

Emotional Stability

A personality trait that involves the ability to remain calm, composed, and steadfast under stress or during difficult situations.

Perception

The process by which individuals interpret and organize sensory information to give meaning to their environment and experiences.