Lords Chloro Alkali Deputy Manager Interview Questions and Answers

Q1. Talk us through your career highlights
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Q1. Give example of a difficult decision you have made
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Q1. What is coolant Ph of the sum
Ans. 
The coolant pH of the sum is a measure of its acidity or alkalinity.
• Coolant pH is a measure of the concentration of hydrogen ions in the coolant.

• A pH value below 7 indicates acidity, while a value above 7 indicates alkalinity.

• Maintaining the correct coolant pH is important for the efficient operation of cooling systems.

• Examples of coolant pH values: 7.0 (neutral), 6.0 (slightly acidic), 8.5 (slightly alkaline).
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Q2. What is the hardness of water?
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The hardness of water refers to the concentration of dissolved minerals, primarily calcium and magnesium.
• Hard water contains high levels of calcium and magnesium ions

• It can cause mineral deposits on plumbing fixtures and appliances

• Soap does not lather well in hard water

• Hardness is measured in parts per million (ppm) or grains per gallon (gpg)
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Q1. Generic questions about CV
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Q2. Skill specific correlations
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Skill specific correlations refer to the relationship between different skills and how they impact each other.
• Identifying skill correlations can help in designing effective training programs.

• For example, communication skills may be correlated with leadership skills.

• Analytical skills may be correlated with problem-solving skills.

• Understanding skill correlations can also help in career planning and development.

• For instan...read more
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Q1. What is arrow function in JS
Ans. 
Arrow functions are a concise way to write functions in JavaScript.
• Arrow functions have a shorter syntax compared to regular functions.

• They do not have their own 'this' keyword, and instead inherit 'this' from the parent scope.

• Arrow functions are best suited for non-method functions, and cannot be used as constructors.

• Example: const add = (a, b) => a + b;
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Q2. What is runtime polymerphism
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Runtime polymorphism is the ability of a subclass to override a method from its superclass during runtime.
• Runtime polymorphism is achieved through method overriding in object-oriented programming.

• It allows a subclass to provide a specific implementation of a method that is already defined in its superclass.

• The actual method called is determined by the type of object at runtime.

• Example: Animal class has a method 'makeSo...read more
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Q3. What is abstraction in oops
Ans. 
Abstraction in OOP is the concept of hiding complex implementation details and showing only the necessary features to the outside world.
• Abstraction allows us to focus on what an object does rather than how it does it

• It helps in reducing complexity and improving maintainability of code

• Example: A car is an abstraction of various components like engine, wheels, etc. Users interact with the car without needing to know the
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DSA questions Reverse the linkedlist

Q1. Explain your project
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Q2. He asked two SQL queries
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Only DSa and aptitude was asked

MCQ round on OOPS (java) , JS, C#, SQL(dbms)

Q1. Two DSA questions , Happy Number (leetcode Q.202) , First Unique character in String (leetcode Q.387)
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Q2. Polymorphism, Function Overloading & Overriding (code), Constructor, Access Specifier
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Q3. Project (about nextjs, diff. b/w next & react, advantage of nextjs, SPA, some discussion about tailwind, miui (library), js)
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Q4. DBMS query of second highest employee , find employeeid of manager whose employee name is 'something' (based on self join & only one table)
Ans. 
Use self join in a DBMS query to find the employeeid of the manager whose employee name is 'something'.
• Use a self join on the table to compare employee and manager names

• Order the results by employeeid in descending order to get the second highest employee

• Select the manager's employeeid where the employee name is 'something'
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