Johnson Controls RTR Analyst Interview Questions and Answers

Q1. Tell me about your self
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Q1. Give me your Introduction
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Q2. What is your Job profile
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Q1. What is your job profile
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Q2. How you handle the situation
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Genaral awareness, reasoning

Q1. Qualification and Working experience
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Q2. General questions about you
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Q1. What is PLC, scope of industrial automation.
Ans. 
PLC stands for Programmable Logic Controller. Industrial automation involves using PLCs to control machinery and processes in manufacturing.
• PLCs are specialized computers used to control industrial processes and machinery.

• They are programmed using ladder logic or other programming languages to automate tasks.

• PLCs can be used in various industries such as manufacturing, automotive, food processing, and more.

• Industrial a...read more
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Q2. Program of conveyor start stop and cascade logic.
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Conveyor start stop and cascade logic involves programming the sequence of starting and stopping multiple conveyors in a specific order.
• Use PLC programming to control the start and stop sequence of conveyors

• Implement interlocking logic to ensure safe operation of conveyors

• Utilize sensors to detect the presence of objects on the conveyor for automatic start/stop

• Create a cascade logic to ensure smooth transition between ...read more
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Q1. Salary negotiation and offer.
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Q1. Power transmission
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Q1. Electric grid stability
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Q1. Where you see yourself
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Q1. What is polymorphism in C++?
Ans. 
Polymorphism in C++ allows objects of different classes to be treated as objects of a common superclass.
• Polymorphism is achieved through virtual functions and function overriding.

• It allows for more flexibility and extensibility in code.

• Example: A base class 'Shape' with virtual function 'draw', and derived classes 'Circle' and 'Square' that override 'draw'.
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Q2. Explain how different kind of motions are achieved in a Drone
Ans. 
Different motions in a drone are achieved through varying the speed and direction of the propellers.
• Changing the speed of the propellers controls the altitude of the drone.

• Varying the speed of propellers on different sides of the drone allows it to move forward, backward, left, or right.

• Adjusting the speed of the propellers diagonally creates rotational motion for turning.

• Combining these motions enables the drone to pe
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Q3. Linux Commands?
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Q4. Explain PID controller and its tunning.
Ans. 
PID controller is a control loop feedback mechanism used in systems to control process variables.
• PID stands for Proportional, Integral, Derivative.

• Proportional term responds to the current error.

• Integral term corrects the accumulated error over time.

• Derivative term predicts future error based on current rate of change.

• Tuning involves adjusting the three parameters (P, I, D) to achieve desired system response.

• Example: I...read more
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Unemployment in India

Q1. Why we hire you?
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Q2. Why this Organization
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Q3. Your weakness
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Q1. Share details of your previous job.
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Q2. What is your family background?
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Q3. Why should we hire you?
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Q4. Why are you looking for a change?
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Q5. Where do you see yourself in 5 years?
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Q6. What are your strengths and weaknesses?
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Q7. What are your salary expectations?
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Q8. Tell me about yourself.
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Q9. What are your hobbies and qualities
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Q10. Why this company
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