8. Which of the following is an example of discrete (digital) control?

B. Varying the brightness of a lamp

C. Varying the volume of a music system

o D. Controlling the speed of a fan

11.What does PLC stands for?

A. Programmable logic controller

D. Programmable limited control

12. Select the sequence of label from the below option.

B. 2.1.programming port 2.Input port 3.output port

A. 1.1.programming port 2.output port 3.Input port

A. 3. 1.output port. 2.programming port 3.Input port

13. What is the job of the CPU?

Store and run the PLC software program

Forms the interface between input field devices to the controller

Forms the interface between output field devices to the controller

14. Specify the inputs used in the wiring diagram of the PLC module given below

N.O. pushbutton 1, N.O pushbutton 2 & 3 wired ultrasonic sensor

N.O. pushbutton 1, N.O pushbutton 2

15. Specify the outputs used in the wiring diagram of the PLC module given below

N.O. pushbutton 1, N.O pushbutton 2 & 3 wired ultrasonic sensor

N.O. pushbutton 1, N.O pushbutton 2

32. How can you program LOGO!

Directly from the module keyboard;

From a computer equipped with LOGO! Soft Comfort;

installing a programmed memory module;

34. What does the LOGO! 24Ro

Module power supply =24V, output in the form of closing relay contacts, without keyboard and display;

=Module power supply =12V, output in the form of closing relay contacts, with keypad and display;

Module power supply =24V, with keypad and display;

Module power supply =12V, output in the form of closing relay contacts, without keyboard and display;

Power supply of the module =24V, output in the form of closing relay contacts.

35.What logic modules are included in the LOGO! family?

LOGO!Basic, LOGO!Pure, LOGO!Long, LOGO!Bus;

LOGO!Basic, LOGO!Pure, LOGO!Power, LOGO!Bus;

LOGO!Basic, LOGO!Pure, LOGO!Power, LOGO!Contact;

LOGO!Power, LOGO!Pure, , LOGO!Bus;

LOGO!Contact, LOGO!Pure, LOGO!Long, LOGO!Bus..

36. What does the DM marking mean?

Module for input-output of discrete signals;

37. What does the letter C mean in the markings of LOGO! modules?

Module with built-in real time clock;

Module equipped with built-in AS-i - interface;

Long version module (12 digital inputs/8 digital outputs);

Module with outputs in the form of normally open relay contacts;

38. What does the letter L mean in the markings of LOGO! modules?

Long version module (12 digital inputs/8 digital outputs);

Module equipped with built-in AS-i - interface;

Module with built-in real time clock;

Module with outputs in the form of normally open relay contacts;

39. How many digital inputs and digital outputs are there in LOGO!Basic?

8 digital inputs 4 digital outputs;

12 digital inputs 8 digital outputs;

4 digital inputs 6 digital outputs;

16 digital inputs 8 digital outputs;

8 digital inputs 12 digital outputs.

45.Which of the following features are typical for the further operation of the LOGO! in the event of a power failure (shutdown):

internal clock in LOGO! continue to work from backup power supply;

switching states and counter values are always stored in special functions;

the REM memory area is completely erased;

saving the current values of block variables in the RAM memory area;

46.What is meant by markers when programming a LOGO! in FBD language:

virtual outputs that have the same value at their output as at their input;

controller program execution status flags;

blocks that allow you to display various data on the display controllers;

there are no such program elements on FBD.

47. The LOGO! controller memory required for special functions is divided into 4 areas. What is stored in the PAR memory area:

used by the controller to implement time functions;

information about the progress of the program execution by the controller.

50.State the main advantages of the PLC polling system.

ease of implementation, ease of programming;

52. Scope of PC-based PLC:

A)With several inputs and outputs of the object, it is necessary to perform a large amount of calculations in a sufficiently small time interval;

b)Automation tools operate in an environment not too different from that of conventional PCs;

c)It is advisable to program the functions implemented by the controller not in one of the standard technological languages, but in an ordinary high-level language;

D)Powerful support for the operator's work implemented in conventional controllers (diagnostics, troubleshooting without stopping the controller, software modification during the operation of the automation system);

53. The main differences between a small-scale DCS and network controllers:

A)In a slightly larger variety of controller modifications;

b)In greater power of central processors;

c)In a more developed and flexible network structure;

D)In that they are designed to work in various environmental conditions;

56.The combination of all LOGO! modules into a single device is carried out through:

A)Introduction of a new module;

57. DM8 expansion modules can only be connected to modules with the same level:

A)Supply voltage and type of current;

b)Voltage and marking; c)resistance and current;

D)Power, body color and resistance;

58.Programming logic modules LOGO! Can be performed:

A)Directly from the keyboard of the LOGO! basic;

e)In the Pascal programming environment.

60.What does the SF library contain?

A)A set of special-purpose functions;

D)A set of functions containing the basic logical operations;

61.To avoid installation errors, all DM8 modules are equipped with:

c)Inputs and outputs of various colors;

Сфыв

Quiz

•

English

•

1st - 5th Grade

•

Practice Problem

•

Easy

Джамиль Уткельбаев

Used 3+ times

FREE Resource

o C. None of the above

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

7. Which of the following is the application of PLC?

o A. Wending machines

o B. Automatic door

o C. Cereal filling systems

o D. All of the above

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126 questions

1. What is the part of the PLC called where inputs and outputs are connected?

2. Where does PLC stores its program?

3. Which of the following is a PLC input device?

4. Which of the following is NOT part of a basic PLC system?

5. Which of the following is an output device?

6. A PLC is a computer used for industrial automation.

7. Which of the following is the application of PLC?

8. Which of the following is an example of discrete (digital) control?

9. What are solenoids, lamps, and motors connected to?

10. Gear Box is used to decrease the speed and increase the torque.

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