Which of the Following Is Not a Rule That Must

question 35

Multiple Choice

Which of the following is not a rule that must be followed when naming identifiers?

• A) The first character must be one of the letters a-z, A-Z, and underscore or a dollar sign.
• B) Identifiers can contain spaces.
• C) Uppercase and lowercase characters are distinct.
• D) After the first character, you may use the letters a-z, A-Z, the underscore, a dollar sign, or digits 0-9.

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Definitions:

Unconditioned Stimulus

A stimulus that naturally elicits a reflexive response without the need for prior conditioning.

Premack Principle

A principle of reinforcement that states a more probable behavior can be used as a reward for a less probable one to increase the less probable behavior.

Secondary Reinforcer

A stimulus that has become rewarding through its association with a primary reinforcer, which satisfies basic biological needs.

Primary Reinforcer

A stimulus that is naturally reinforcing for a given species, such as food, water, or physical comfort, which does not require learning to be effective.