TQV Private Limited Interview Questions and Answers

Q1. Spark tester, Transformer,
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Q2. Questions from currentjob
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Q3. Insulation resistance
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Q4. Conductor resistance
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Q1. About your self
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Q2. Salary accepted
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Q1. What productivity?
Ans. 
Productivity refers to the efficiency of production processes and the output generated relative to the input.
• Productivity is a measure of how efficiently resources are used to produce goods or services.

• It can be calculated by dividing output by input, such as units produced per hour of labor.

• Improving productivity often involves optimizing processes, reducing waste, and increasing efficiency.

• Examples include implementi...read more
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Q2. What percentage of rejection acceptable in production?
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The acceptable percentage of rejection in production varies depending on industry standards and company goals.
• Acceptable rejection rates typically range from 1-5% in most industries.

• Some industries, such as automotive or aerospace, may have stricter standards with rejection rates below 1%.

• Continuous improvement efforts aim to reduce rejection rates over time.

• Factors like product complexity, production process, and qual...read more
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Q1. Tech questions were asked
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Q2. Aptitude questions were also asked
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Q1. How React works
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React is a JavaScript library for building user interfaces.
• React uses a virtual DOM to improve performance by only updating the necessary parts of the actual DOM.

• Components are the building blocks of React applications.

• React allows for reusable code through component composition.

• State and props are used to manage data and communication between components.

• React can be used with other libraries and frameworks like Redux
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Q2. How to store excel sheet in MongoDB
Ans. 
Excel sheets can be stored in MongoDB by converting them to JSON format and then inserting the JSON data into a MongoDB collection.
• Convert the Excel sheet data to JSON format using a library like pandas in Python or Apache POI in Java.

• Establish a connection to the MongoDB database using a MongoDB driver like pymongo for Python or MongoDB Java driver.

• Insert the JSON data into a MongoDB collection using the insert_one or
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Q1. Related with civil(technical questions)
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Q2. How many types of cement grade
Ans. 
There are mainly three types of cement grades - Ordinary Portland Cement (OPC), Portland Pozzolana Cement (PPC), and Portland Slag Cement (PSC).
• Ordinary Portland Cement (OPC) is the most commonly used type of cement.

• Portland Pozzolana Cement (PPC) is a blend of OPC and pozzolanic materials like fly ash, silica fumes, etc.

• Portland Slag Cement (PSC) is a blend of OPC and granulated blast furnace slag.
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Q3. Size of standard bricks
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Standard bricks typically measure 3 5/8 inches by 2 1/4 inches by 8 inches.
• Standard bricks are typically 3 5/8 inches by 2 1/4 inches by 8 inches in size

• These dimensions are commonly used in construction for building walls, paths, and other structures

• Bricks can vary slightly in size depending on the manufacturer or region
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Same question paper everytime

Q1. Same old mans taking fixed questions
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Q1. Chemical formula of various compound
Ans. 
Chemical formulas represent the types and numbers of atoms in a compound.
• Water - H2O

• Carbon dioxide - CO2

• Sodium chloride - NaCl
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Q2. Chemical reaction happend during the analysis
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Q1. Basic knowledge of your stream. Basic knowledge of power plant & auxiliaries user in power plant
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Q2. Rankine cycle must know..
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Q1. Family background... Comfortable for shift duty...
Ans. 
I come from a supportive family background and I am comfortable with shift duty.
• I have a strong support system from my family who encourages and motivates me in my career.

• I have previous experience working in shift duties and I am comfortable with the flexibility it offers.

• I understand the importance of being available and adaptable to work during different shifts.

• I am willing to adjust my personal schedule to accommod
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