W Hich of the Following Is NOT Required in Order

question 4

Multiple Choice

W hich of the following is NOT required in order for an engine computer to enter closed loop operation?

• A) The oxygen sensor must be up to operating temperature.
• B) The engine's coolant temperature must be at or above a specified temperature.
• C) The vehicle must be at or above a designated speed as measured by the vehicle speed sensor.
• D) A specified time period must have passed since the engine was started.

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Definitions:

Universal Generalization

A logical operation that infers a general statement from specific cases, asserting that a property or relation holds for all members of a certain category.

Universal Instantiation

A logical rule that infers from the truth of a universally quantified statement about all members of a domain, the truth of that statement about any specific member.

Quantifier Negation

The process of applying negation to a statement that contains a quantifier, altering its scope and possibly changing the quantifier type (for example, from universal to existential).

Existential Generalization

A logical operation that infers the existence of at least one object in a domain that satisfies a given proposition.