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

Author Question: Which one of the following scan statements is NOT true? A) Scan time is affected by the length of ... (Read 37 times)

809779

  • Hero Member
  • *****
  • Posts: 579
on: Jul 28, 2018
Which one of the following scan statements is NOT true?
 
  A) Scan time is affected by the length of the program.
  B) Allen Bradley PLCs scan from left to right and top to bottom of the ladder logic.
  C) A one second scan time is common.
  D) Some instructions affect the length of the scan time.

Question 2

The ________ construct allows the program to execute designated lines of code as long as certain conditions are true.
 
  A) REPEAT  UNTIL B) FOR . . . DO
  C) WHILE . . . DO D) IF . . . THEN


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mariahkathleeen

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Jul 28, 2018
Answer to Question 1

C

Answer to Question 2

C


809779

  • Member
  • Posts: 579
Reply 2 on: Jul 28, 2018
Wow, this really help

Joy Chen

  • Member
  • Posts: 354
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Medication errors are more common among seriously ill patients than with those with minor conditions.

Did you know?

The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

Did you know?

In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

Did you know?

Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

The geomagnetic polarity time scale shows how Earth’s magnetic pole has changed through geologic tim The geomagnetic polarity time scale shows how Earth’s magnetic pole has changed through geologic tim
Seriation features operations of comparing the length of each stick to the other sticks and putting ... Seriation features operations of comparing the length of each stick to the other sticks and putting ...
Aggregates are people who happen to be in the same place at the same time. Aggregates are people who happen to be in the same place at the same time.
Areas of the United States, Mexico, and Cuba will be affected by a rise of just 100 cm Areas of the United States, Mexico, and Cuba will be affected by a rise of just 100 cm
Disitive Time For Nuts Disitive Time For Nuts
An athlete stretches a spring an extra 40.0 cm beyond its initial length. How much energy has ... An athlete stretches a spring an extra 40.0 cm beyond its initial length. How much energy has ...
Video: Cardiac Cycle (Part 3 of 4)

For a complete list of videos, visit our video library