Aqua chill Interview Questions and Answers

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
Ans. 
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
Ans. 
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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Q1. Where can you take us
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Q1. Where can you take us ?
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Q2. Where will you see yourself in 5 years
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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. About work profile your existing organization
Ans. Sr. optometrist as well as cluster Trainer work in Vision Express. complete 9 years experience in Bangalore.
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Q2. What is your last widraw and which location you looking for?
Ans. Last widrawl was 40k. Looking for Agartala location
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Q1. Which index is thiner in optical lens
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The index that is thinner in optical lens is the higher index.
• Higher index lenses are thinner and lighter than lower index lenses.

• The index of a lens refers to the measure of how efficiently it bends light.

• For example, a lens with an index of 1.67 is thinner than a lens with an index of 1.50.
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Q2. What about progressive lens
Ans. Progressive lens has 3 parameters, Like distance, intermediate and reading
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Q3. What is Duo chrome test?
Ans. Duo chrome test based in chromatic aberration. And basically used for refine the final sphere in refraction.
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Q4. What is the abbe value of Trivex lens
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Q5. What is MR 8 material in optical lens?
Ans. 
MR 8 material is a type of optical lens material used in eyewear.
• MR 8 material is a high-index plastic lens material.

• It has a refractive index of 1.60, which means it can bend light more efficiently than standard plastic lenses.

• MR 8 lenses are thinner and lighter than regular plastic lenses.

• They are often used in prescription eyeglasses for people with higher prescriptions.

• MR 8 lenses can provide better visual clarity ...read more
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Q1. Tell me about your self nd what was your 1st job salary, why was u leaving and many more..
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Q2. Many more questions about your self, your carrier,your family,and last one is is your ambition
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Q1. Why we hire you,what is your ambition what's your Last package,what are u expecting here,
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