This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Regarding action blocks, which of the following statements is false? A) The action block uses ... (Read 70 times)

panfilo

  • Hero Member
  • *****
  • Posts: 572
on: Jul 28, 2018
Regarding action blocks, which of the following statements is false?
 
  A) The action block uses structured text, ladder logic or function block diagrams to execute outputs for the automation system.
  B) Every action statement must have an action qualifier.
  C) Action blocks have internal timers.
  D) Action blocks execute while the step is active and one more time after the step becomes inactive.

Question 2

The initial condition step is identified by a ________.
 
  A) Gray background B) Double box C) A and B D) None of the above


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Eunice618

  • Sr. Member
  • ****
  • Posts: 350
Reply #1 on: Jul 28, 2018
Answer to Question 1

D

Answer to Question 2

B


panfilo

  • Member
  • Posts: 572
Reply 2 on: Jul 28, 2018
Excellent

xiazhe

  • Member
  • Posts: 331
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Did you know?

The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

Did you know?

Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

Endosymbiosis in Action Endosymbiosis in Action
Mechanism of action of neuromuscular blockers: (a) Depolarizing neuromuscular blocker occupies Ach ... Mechanism of action of neuromuscular blockers: (a) Depolarizing neuromuscular blocker occupies Ach ...
Mechanisms of action of antibiotics inhibiting bacterial protein synthesis. Mechanisms of action of antibiotics inhibiting bacterial protein synthesis.
A camshaft position actuator used in a cam-in-block engine. A camshaft position actuator used in a cam-in-block engine.
Site of action of diuretics. Site of action of diuretics.
cassö, RAYE, D-Block Europe - Prada (Lyrics) cassö, RAYE, D-Block Europe - Prada (Lyrics)
Video: Predator- prey competition and symbiosis

For a complete list of videos, visit our video library