OPPO Electrical Engineer Interview Questions and Answers for Experienced

They ask to many technical question and ask to code also

They ask for your background and thing you learnt in your past

C coding questions on bitwise concepts
DSA coding concepts

Q1. What I have fone in previous organization
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Q2. About work and projects
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Q1. Excel sheet cell determining logic
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Q2. Calculate the number of complete squares inscribed in a circle
Ans. 
The number of complete squares inscribed in a circle can be calculated using a formula based on the number of sides of the square.
• The formula to calculate the number of complete squares inscribed in a circle is n*(n+1)*(2n+1)/6, where n is the number of sides of the square.

• For example, if the circle has a square with 4 sides inscribed in it, the number of complete squares would be 30 (4*(4+1)*(2*4+1)/6 = 30).
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Q1. What are my expectations from company
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Q2. Why am I leaving previous organisation
Ans. 
Seeking new challenges and growth opportunities in a different environment.
• Desire for new challenges and growth

• Opportunity for career advancement

• Seeking a change in work environment

• Exploring new technologies or industries
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Online coding test. Duration was 4 hours. Only one question was given. I had implement 4 APIs. Question was related to DP.

Q1. Can you tell me about yourself?
Ans. 
I am a Senior Engineer with 10+ years of experience in designing and implementing complex systems.
• 10+ years of experience in engineering

• Specialize in designing and implementing complex systems

• Strong problem-solving skills

• Experience with various programming languages such as Java, Python, and C++
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Q2. Tell me about project
Ans. 
Designed and implemented a cloud-based data analytics platform for real-time monitoring of industrial equipment performance.
• Led a team of 5 engineers in developing the platform from scratch

• Utilized AWS services such as Lambda, S3, and DynamoDB for data storage and processing

• Implemented machine learning algorithms for predictive maintenance

• Integrated with existing industrial IoT devices for data collection

• Achieved 20% r...read more
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Q1. Salary negotiations
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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. 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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