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- GRAFCET Elements
- Transition-Conditions
- Evolution Rules
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- Elementary
- Sequences
- Selection of Sequences
- Backward Skip and Jump Skip
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- Actions II
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- Source and Pit
- Macro Steps
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Quizzes
Make a quiz

How-to

Each quiz has 10 multiple-choice questions.

Select the answer that considers correct.

Only after submit the quiz, the responses will be validated.

At the end of the quiz it is reported the result and the test summary.

Two steps can be directly connected.

True

False

The timed variables can be associated to…

steps or transitions

actions or transitions

transitions

steps

A transition to be enabled has to have all the immediate preceding steps active

True

False

When a transition is enabled and the associated condition is true, the transition is not cleared.

True

False

The OR divergence is represented by an horizontal line with one immediate preceding connection and

three connections immediate succeeding

one connection immediate succeeding

two connections immediate succeeding

two or more connections immediate succeeding

A pit step has only a transition immediate preceding.

True

False

A transition-condition…

is always true

can not be time-dependent

can be time-dependent

is always enabled

A source transition does not have any immediate preceding step.

True

False

How many transitions can a pit step have immediate preceding?

None

Two

One

Three or more

The fundamental elements which constitute Grafcet are:

Transitions, Actions and Transition-Conditions

Steps, Transitions and Actions

Transitions, Steps and Direct Links

Transitions, Steps and Transition-Conditions

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