Lava International Test Engineer Interview Questions and Answers

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. How to protect electrical panel in one words
Ans. 
Insulation
• Insulate the panel

• Use protective covers

• Ensure proper grounding

• Regular maintenance
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Q2. What is the process of ug cable laying and its creteria
Ans. 
UG cable laying process involves trenching, cable pulling, jointing, and testing.
• Trenching is done to create a path for the cable and ensure proper depth

• Cable pulling involves laying the cable in the trench and securing it with clamps

• Jointing is done to connect two cables together using connectors and insulators

• Testing is done to ensure the cable is properly installed and functioning

• Criteria for UG cable laying include...read more
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Q1. All questions are related to the fieldwork.
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Q1. Discuss about the previous company and their working projects, CTC and working cultures etc.
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