NCR Voyix Senior Developer Interview Questions and Answers

Easy exam sample available on youtube

Q1. What are step functions.
Ans. 
Step functions are a type of serverless function that allow you to create workflows by chaining multiple functions together.
• Step functions are used to coordinate multiple AWS services into serverless workflows.

• They allow you to define a series of steps in a workflow, with each step being a separate function.

• You can use step functions to handle complex business logic, long-running processes, and error handling.

• Step func...read more
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Q2. How to scale lambdas
Ans. 
Scaling lambdas involves optimizing memory usage, increasing concurrency, and managing dependencies.
• Optimize memory usage by reducing unnecessary variables and objects

• Increase concurrency by using asynchronous programming and parallel processing

• Manage dependencies by breaking down functions into smaller, more modular components

• Consider using AWS Lambda Provisioned Concurrency for consistent performance
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Q1. How did you handled a difficult collegelue
Ans. 
I addressed the issue directly and professionally, seeking to understand their perspective and find common ground.
• Approached the colleague privately to discuss the issue

• Listened actively to their concerns and perspective

• Sought to find common ground and reach a resolution

• Maintained professionalism and respect throughout the conversation
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Perl basic code related to hash

Q1. Core JavaScript concept
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Q2. Write an example for the closure
Ans. 
A closure is a function that has access to its own scope, as well as the outer scope in which it was defined.
• A closure can access variables from its outer function even after the outer function has finished executing.

• Closures are commonly used in event handlers, callbacks, and asynchronous code.

• Example: const outerFunction = () => { const outerVar = 'I am outer'; return () => { console.log(outerVar); }; }; const innerF...read more
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Q3. Diffrence between Normal and Arrow Fuction and its example
Ans. 
Arrow functions are concise syntax for writing functions in JavaScript, compared to normal functions.
• Arrow functions do not have their own 'this' keyword, they inherit it from the parent scope.

• Arrow functions do not have 'arguments' object.

• Arrow functions cannot be used as constructors.

• Arrow functions are more concise and easier to read compared to normal functions.
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Q4. React States and Props, Hook, Life cycle method
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Q1. Array qs reverse
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Q2. Question about angular and react
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Q1. Write the implementation for list in Scala
Ans. 
Implementation of list in Scala
• Use the List class in Scala to create a list

• Lists are immutable and can hold elements of the same type

• Example: val myList = List(1, 2, 3, 4, 5)
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Q1. Questions on Salesforce admin and development
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Q2. Lwc and aura questions
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Q1. Describe your projects
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Q1. Basic questions from collections,spring ,hibernate
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Q1. Scenario based questions
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Q1. What are your salary expectations?
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Simple crisp and to the point questions no extra stuff

Q1. General to your technical background
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Q1. General and to the the point mentioned in your cv
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