ReNew Senior Manager Interview Questions and Answers

Q1. About your experience
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Q1. Salary negotiation
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Q1. Start to end EPC project execution to handing over for operation, questions asked
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Q2. Preferred location
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I am open to opportunities in various locations, with a preference for urban areas with good public transportation.
• Open to various locations

• Preference for urban areas

• Good public transportation is a plus
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Q1. What is node js?
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Node.js is a runtime environment that allows you to run JavaScript code outside of a web browser.
• Node.js is built on Chrome's V8 JavaScript engine.

• It uses an event-driven, non-blocking I/O model.

• Node.js is commonly used for building server-side applications.

• It has a large ecosystem of open-source libraries and frameworks like Express.js.
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Q2. What is event loop?
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Event loop is a mechanism that allows a program to efficiently handle multiple events or tasks concurrently.
• Event loop is commonly used in asynchronous programming to manage tasks that may take varying amounts of time to complete.

• It continuously checks for events or tasks in a queue and executes them one by one.

• Event loop helps prevent blocking of the main thread by allowing non-blocking execution of tasks.

• Popular exam...read more
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Q3. Difference between callback and promise?
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Callback is a function passed as an argument to another function to be executed later, while a promise is an object representing the eventual completion or failure of an asynchronous operation.
• Callback is used in traditional asynchronous programming, while promises are used in modern asynchronous programming.

• Callbacks can lead to callback hell or pyramid of doom, while promises provide better readability and error hand...read more
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Q4. What is middlewares in node js?
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Middlewares in Node.js are functions that have access to the request and response objects, and can modify or terminate the request-response cycle.
• Middlewares are functions that are executed in the middle of the request-response cycle.

• They can perform tasks like parsing request data, logging, authentication, etc.

• Middlewares can be added using app.use() method in Express framework.

• Example: app.use(bodyParser.json()) to p
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Q5. What is event emitter?
Ans. 
Event emitter is a pattern used to handle and respond to events in software development.
• Event emitter is a design pattern commonly used in Node.js for handling events.

• It allows objects to subscribe to events and be notified when those events occur.

• Event emitter is often used for asynchronous programming and decoupling components.

• Example: EventEmitter class in Node.js can be used to create custom events and handle them.
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Q1. Basic questions and experience
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Q1. What is TPS ?
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TPS stands for Transactions Per Second, a metric used to measure the number of transactions processed in a system within a second.
• TPS is a key performance indicator for systems handling high volumes of transactions.

• It is commonly used in the context of payment processing systems, online banking, and stock trading platforms.

• Higher TPS indicates better system performance and scalability.

• For example, a payment gateway may...read more
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Q2. What is 5'S ?
Ans. 
5S is a methodology used for organizing a workplace for efficiency and effectiveness by identifying and storing items used, maintaining the area and items, and sustaining the new order.
• Sort: Separate needed tools, parts, and instructions from unneeded items.

• Set in order: Arrange items so they are easy to use and label them to eliminate searching.

• Shine: Clean the work area and equipment regularly.

• Standardize: Establish ...read more
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Q1. What is your speaking salery ?
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Q2. How much getting to privies company ?
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Q3. What is your notice time ?
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A basic aptitude test which focuses on key areas of a person

Q1. Where do you see yourself in 10 years
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Q2. Why Greenko group? And what do u bring to table
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Q1. About my job profile, question from my working background. About transformers; about cable, about AT&C losses, and etc
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Q1. About salary current CTC:- And expected CTC:-
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