The Powertrain Control Module (PCM) and Transmission Control Module (TCM)

question 16

Multiple Choice

The Powertrain Control Module (PCM) and Transmission Control Module (TCM) have memory that contains the software for the computer. Which of the following is also retained in memory in these modules?

• A) DTCs
• B) Freeze-frame data
• C) Learned data
• D) All of the above

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Definitions:

Null Hypothesis

This hypothesis posits that there is no effect or no significant difference between specified populations.

Directional

Pertaining to a hypothesis or research that specifies the expected direction of the relationship between variables.

Non-directional

Pertains to hypothesis tests that do not specify a direction of difference or relationship, thus considering both possible outcomes.

Alternative Hypothesis

A statistical hypothesis that proposes a difference or effect, in contrast to the null hypothesis.