Question 1

The value of the number stored in N7:1 is:

Accepted Answer

A) 90. 
B) 45. 
C) 35. 
D) 60. 
A) 90. 
B) 45. 
C) 35. 
D) 60.

Question 2

In the program shown,the value of the number stored in N7:2 is:

Accepted Answer

A) 172. 
B) 601. 
C) 325. 
D) 348. 
A) 172. 
B) 601. 
C) 325. 
D) 348.

Question 3

Integer files are used to store numerical data that are used by math functions.

Accepted Answer

A) True 
 B)False

Question 4

PLC math functions perform arithmetic on values stored in memory words.
Multiple Choice Questions

Accepted Answer

A) True 
 B)False

Question 5

The rung logic is telling the processor to multiply the values stored in word N7:2 and N7:1.

Accepted Answer

A) True 
 B)False

Question 6

For the program as shown,output PL1:

Accepted Answer

A) would be energized. 
B) would not be energized. 
A) would be energized. 
B) would not be energized.

Question 7

PL1 will be on whenever the current temperature is:

Accepted Answer

A) greater than the preset temperature. 
B) less than the preset temperature. 
C) greater than the upper temperature limit. 
D) less than the lower temperature limit. 
A) greater than the preset temperature. 
B) less than the preset temperature. 
C) greater than the upper temperature limit. 
D) less than the lower temperature limit.

Question 8

Assume the upper and lower temperature limits are programmed for 2% instead of 1% and the preset is 400$\degree$F.As a result,the number stored in N7:2 would be:

Accepted Answer

A) 392. 
B) 390. 
C) 388. 
D) 386. 
A) 392. 
B) 390. 
C) 388. 
D) 386.

Question 9

Which constant stored in source B of the EQU instruction would turn PL1 on?

Accepted Answer

A) 24 
B) 20 
C) 6 
D) 4 
A) 24 
B) 20 
C) 6 
D) 4

Question 10

When the input goes true,the value will be stored in F8:1 will be 24.8.

Accepted Answer

A) True 
 B)False

Question 11

The ability of a PLC to perform math functions is intended to:

Accepted Answer

A) replace a calculator. 
B) multiply the effective number of input and output devices. 
C) perform arithmetic functions on values stored in memory words. 
D) all of these. 
A) replace a calculator. 
B) multiply the effective number of input and output devices. 
C) perform arithmetic functions on values stored in memory words. 
D) all of these.

Question 12

When the Full light is on:

Accepted Answer

A) the weight of the vessel is 500 pounds or more. 
B) rung No.3 is always true. 
C) rung No.1 is always false. 
D) all of these. 
A) the weight of the vessel is 500 pounds or more. 
B) rung No.3 is always true. 
C) rung No.1 is always false. 
D) all of these.

Question 13

The number stored in word N7:1 represents the:

Accepted Answer

A) weight of the empty vessel. 
B) preset weight of the vessel. 
C) current weight of the vessel. 
D) difference between the current and preset weight of the vessel. 
A) weight of the empty vessel. 
B) preset weight of the vessel. 
C) current weight of the vessel. 
D) difference between the current and preset weight of the vessel.

Question 14

The value of the number stored at Source B is:

Accepted Answer

A) N7:8 
B) N7:16 
C) 328 
D) 528 
A) N7:8 
B) N7:16 
C) 328 
D) 528

Question 15

File arithmetic functions are used to perform arithmetic operations on:

Accepted Answer

A) multiple words. 
B) integer numbers only. 
C) decimal numbers only. 
D) BCD numbers only. 
A) multiple words. 
B) integer numbers only. 
C) decimal numbers only. 
D) BCD numbers only.

Question 16

The amount of overfill weight required to trigger the alarm is changed by changing:

Accepted Answer

A) the value of the number stored at input 1:012. 
B) the value of source B of the GEQ instruction of rung 3. 
C) the value of source B of the GEQ instruction of rung 5. 
D) the value of the number stored in word N7:1. 
A) the value of the number stored at input 1:012. 
B) the value of source B of the GEQ instruction of rung 3. 
C) the value of source B of the GEQ instruction of rung 5. 
D) the value of the number stored in word N7:1.

Question 17

The number stored in N7:1 represents the:

Accepted Answer

A) upper temperature limit. 
B) lower temperature limit. 
C) current temperature of the oven. 
D) difference between the preset and current temperature. 
A) upper temperature limit. 
B) lower temperature limit. 
C) current temperature of the oven. 
D) difference between the preset and current temperature.

Question 18

PLCs can use numerical data from the accumulated values of timers and counters with math functions.

Accepted Answer

A) True 
 B)False

Question 19

Which of the following numbers stored in N7:3 will cause output PL1 to be energized?

Accepted Answer

A) 048 
B) 124 
C) 172 
D) 325 
A) 048 
B) 124 
C) 172 
D) 325

The value of the number stored in N7:1 is:

In the program shown,the value of the number stored in N7:2 is:

Integer files are used to store numerical data that are used by math functions.

PLC math functions perform arithmetic on values stored in memory words. Multiple Choice Questions

The rung logic is telling the processor to multiply the values stored in word N7:2 and N7:1.

For the program as shown,output PL1:

PL1 will be on whenever the current temperature is:

Which constant stored in source B of the EQU instruction would turn PL1 on?

When the input goes true,the value will be stored in F8:1 will be 24.8.

The ability of a PLC to perform math functions is intended to:

When the Full light is on:

The number stored in word N7:1 represents the:

The value of the number stored at Source B is:

File arithmetic functions are used to perform arithmetic operations on:

The amount of overfill weight required to trigger the alarm is changed by changing:

The number stored in N7:1 represents the:

PLCs can use numerical data from the accumulated values of timers and counters with math functions.

Which of the following numbers stored in N7:3 will cause output PL1 to be energized?

Programmable Logic Controllers Plcs: an Overview

Plc Hardware Components

Number Systems and Codes

Fundamentals of Logic

Basics of Plc Programming

Developing Fundamental Plc Wiring Diagrams and Ladder Logic Programs

Programming Timers

Programming Counters

Program Control Instructions

Data Manipulation Instructions

Sequencer and Shift Register Instructions

Plc Installation Practices,editing,and Troubleshooting

Process Control,network Systems and Scada

Controllogix Controllers - Part 1 - Memory and Project Organization

Controllogix Controllers - Part 2 - Bit Level Programming

Controllogix Controllers - Part 3 - Programming Timers

Controllogix Controllers - Part 4 - Programming Counters

Controllogix Controllers - Part 5 - Math,comparison,and Move Instructions

Controllogix Controllers - Part 6 - Function Block Programming

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Exam 11: Math Instructions

The value of the number stored in N7:1 is:

In the program shown,the value of the number stored in N7:2 is:

Integer files are used to store numerical data that are used by math functions.

PLC math functions perform arithmetic on values stored in memory words. Multiple Choice Questions

The rung logic is telling the processor to multiply the values stored in word N7:2 and N7:1.

For the program as shown,output PL1:

PL1 will be on whenever the current temperature is:

Assume the upper and lower temperature limits are programmed for 2% instead of 1% and the preset is 400 °\degree° F.As a result,the number stored in N7:2 would be:

Which constant stored in source B of the EQU instruction would turn PL1 on?

When the input goes true,the value will be stored in F8:1 will be 24.8.

The ability of a PLC to perform math functions is intended to:

When the Full light is on:

The number stored in word N7:1 represents the:

The value of the number stored at Source B is:

File arithmetic functions are used to perform arithmetic operations on:

The amount of overfill weight required to trigger the alarm is changed by changing:

The number stored in N7:1 represents the:

PLCs can use numerical data from the accumulated values of timers and counters with math functions.

Which of the following numbers stored in N7:3 will cause output PL1 to be energized?

Programmable Logic Controllers Plcs: an Overview

Plc Hardware Components

Number Systems and Codes

Fundamentals of Logic

Basics of Plc Programming

Developing Fundamental Plc Wiring Diagrams and Ladder Logic Programs

Programming Timers

Programming Counters

Program Control Instructions

Data Manipulation Instructions

Sequencer and Shift Register Instructions

Plc Installation Practices,editing,and Troubleshooting

Process Control,network Systems and Scada

Controllogix Controllers - Part 1 - Memory and Project Organization

Controllogix Controllers - Part 2 - Bit Level Programming

Controllogix Controllers - Part 3 - Programming Timers

Controllogix Controllers - Part 4 - Programming Counters

Controllogix Controllers - Part 5 - Math,comparison,and Move Instructions

Controllogix Controllers - Part 6 - Function Block Programming

Filters