Labotek Interview Questions and Answers

Q1. What is the process for installing solar panels, and what are the methods to test their functionality?
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Q2. How much type quality test in solar system
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Q3. Installation teat
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Q4. Trench dept test
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Q5. Sand bedding test
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Diploma in electrical engineering

Any regarding about comopany

C++,python when u want emply then u discuss question from the comapny side na also i can do as myself i will answerd that questions

Any regarding comapny

Q1. Regarding compny profile
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Q2. Any question as based on company
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Q3. Regarding bar shafts
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Q4. Regarding the modeles of bar shafts
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Q1. Mostly they enquired on current role and experiences which is match with requirements position or not
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Q2. They test how you expertise in engine testing and understanding of simualation analysis in term of VV and design understanding DVP development
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Q3. Use of Data analytics software like diadem, Matlab, AVl Concerto, project planing and execution level
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Q1. Salary expectation and benefits usually they discuss for negotiations
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Q1. Senior management round. They usually ask about previous experiences and project handled? Moderate technical question
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There were 4 sections and first one was quant, second one was logical, third was English and finally 3 coding questions in last section

4 codes and 5 technical questions

Q1. Explain multi threading
Ans. 
Multi threading is the ability of a CPU to execute multiple threads concurrently.
• Allows for parallel execution of tasks, improving performance

• Each thread has its own stack and runs independently

• Threads can communicate and synchronize using shared memory

• Examples: running multiple tasks simultaneously in a web server, processing data in parallel
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Q2. What is polymorphism
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Polymorphism is the ability of a single function or method to operate on different types of data.
• Polymorphism allows objects of different classes to be treated as objects of a common superclass.

• It enables a single interface to be used for different data types.

• Examples include method overloading and method overriding in object-oriented programming.
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Q3. Diff b/w inner and outer joins
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Inner join returns only the rows that have matching values in both tables, while outer join returns all rows from both tables.
• Inner join: returns rows with matching values in both tables

• Outer join: returns all rows from both tables, with NULL values where there is no match

• Example: Inner join - SELECT * FROM table1 INNER JOIN table2 ON table1.id = table2.id

• Example: Outer join - SELECT * FROM table1 LEFT OUTER JOIN table
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Q1. Draw Ball Screw Diagram
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Q2. Draw Spindle Cross Section
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Q3. Descriotion about project by drawing Machine layout of the same.
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Q1. Different type of bearings and its application.
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Q2. Difference between roller and spherical bearings
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Q1. Basic Gate Level Questions.
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Q2. Aptitude questions.
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Q1. HVAC system design
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Key considerations in HVAC system design include load calculation, equipment selection, ductwork design, and energy efficiency.
• Performing accurate load calculations to determine heating and cooling requirements

• Selecting appropriate HVAC equipment based on the load calculations and building requirements

• Designing efficient ductwork layout to ensure proper air distribution

• Considering energy efficiency measures such as hig...read more
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Q2. Questions on pipe flow and bernoulii principle
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