Programmable Logic Controller MCQ Quiz Test No.: 10

Created on October 23, 2020 By

Prof. Dhruv Patel

MCQ Quiz – Test: 10 : Programmable Logic Controller

This quiz helps students to increase their Programmable Logic Controller knowledge.

1 / 10

For calculating high frequency pulses using PLC, which instruction is used

Up counter with timer

Down counter with timer

Up down counter with timer

High speed counter with timer

2 / 10

The PLC counter instruction is similar to the

internal relay instruction

transitional contact instruction

timer instruction

3 / 10

For the PLC counter to reset, the counter reset rung must

be true

be false

be either true or false, depending on the manufacturer

undergo a true-to-false transition

4 / 10

The counter RES instruction

is used to reset the counter

is given the same reference address as the counter instruction

decrements the count when actuated

both a and b

5 / 10

When the accumulated count exceeds the preset count, the

accumulated value is set to zero

reset changes state

counter done bit is true

preset is set to zero

6 / 10

In an up-counter, when the accumulated count exceeds the preset count without a reset, the accumulated count will

set itself to zero

start decreasing

continue increasing

hold the accumulated value

7 / 10

A PLC up-down-counter counts

false-to-true transitions

true-to-false transitions

scan transitions

both a and b

8 / 10

A PLC up-counter (CTU) counts

false-to-true transitions

true-to-false transitions

scan transitions

both a and b

9 / 10

A PLC down-counter (CTD) counts

false-to-true transitions

true-to-false transitions

scan transitions

both a and b

10 / 10

A PLC have

Up counter

Down counter

High Speed Counter

All of these

Your score is

The average score is 44%

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