LG Electronics Senior Design Engineer Interview Questions and Answers

Q1. PLC, VFD, sensors, robot knowledge, Any language like C++, Python is additional advantage, mobile industry knowledge could also provide advantage
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Q1. About yourself followed by one more technical round basically asking technical part from previous company
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Q1. What are your salary expectations?
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Q2. Share details of your previous job.
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Q3. Tell me about yourself.
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Q1. Where do you see yourself in 5 years?
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Q2. What are your salary expectations?
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Q3. What is your family background?
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Q4. Share details of your previous job.
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Q5. Why should we hire you?
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Q6. Why are you looking for a change?
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Q7. What are your strengths and weaknesses?
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Q8. Tell me about yourself.
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Q1. About your current company & your role in there, major activity of your which helping your department.
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Q2. Draw some case study & explain improvements which you have done there
Ans. 
Improved efficiency of production line at XYZ manufacturing plant
• Implemented lean manufacturing principles to reduce waste and increase productivity

• Introduced automation in certain processes to reduce manual labor and increase accuracy

• Optimized supply chain management to ensure timely delivery of raw materials

• Trained and empowered employees to identify and solve problems on the production line

• Implemented a continuous i...read more
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Q1. What is piping at suction look like
Ans. 
Piping at suction typically includes a strainer, isolation valve, and a suction line connected to the pump.
• Includes a strainer to prevent debris from entering the pump

• Isolation valve for maintenance purposes

• Suction line connected to the pump for fluid intake
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Q1. Tell about your self
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Q1. Technical abt your exp
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Q1. Hod check ur confidence n general screening
Ans. 
I am confident in my abilities and have a strong track record of success in my field.
• I have a proven track record of delivering high-quality work on time and within budget.

• I am comfortable taking on new challenges and learning new skills.

• I am confident in my ability to work independently or as part of a team.

• I am always looking for ways to improve my skills and knowledge.

• I am confident in my ability to communicate effe
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Q1. Salary negotiation
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Q1. Python and sql questions
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Q1. Client interview
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Q1. General discussion
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Write a code to fill the water tank

Q1. How to measure slope of random voltage waveform?
Ans. 
The slope of a random voltage waveform can be measured by calculating the rate of change of voltage over time.
• Calculate the difference in voltage between two points on the waveform

• Divide the voltage difference by the time interval between the two points to get the slope

• Repeat this process for multiple points on the waveform to get an average slope
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Q2. Design a circuit for Water Tank Filling
Ans. 
Design a circuit for Water Tank Filling
• Use a float switch to detect water level in the tank

• Connect the float switch to a relay to control the water flow

• Include a solenoid valve to regulate the water flow

• Use a microcontroller to monitor the water level and control the relay and solenoid valve
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