Which of the Following Sql Commands Adds a New VARCHAR2

question 46

Multiple Choice

Which of the following sql commands adds a new VARCHAR2 column of length 20 named new_column to table test?

• A)ALTER TABLE test
• ADD (new_column VARCHAR2(20))
• B)ADD column new_column VARCHAR2(20)to TABLE test
• C)ADD to TABLE test (new_column VARCHAR2(20))
• D)ALTER TABLE test (new_column VARCHAR2(20))

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Definitions:

Cell Body

The spherical part of a neuron that contains the nucleus and connects to the dendrites and the axon, serving as the neuron's metabolic center.

Axon

The long, slender projection of a nerve cell that conducts electrical impulses away from the neuron's cell body.

Life-Support Center

A medical facility equipped to sustain human life artificially in situations where natural bodily functions are compromised.

Neurotransmitter's Action

The process by which neurotransmitters are released by a neuron, bind to and activate the receptors of another neuron.