Agilysys Technologies India Devops Engineer Interview Questions and Answers

Q1. It was mostly based on SQL and php
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Q1. Viva technical interview
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Q1. Another viva technical interview
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Q1. Interview with COO
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Q1. PHP Based type questions
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Q1. HR Based type questions
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Q1. How to upload files in Nodejs Application
Ans. 
To upload files in a Node.js application, you can use the 'multer' middleware package.
• Install 'multer' package using npm

• Set up multer middleware in your Node.js application

• Create a route in your application to handle file uploads

• Use 'multer' to process and save uploaded files to a specified destination
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Q2. Explain Event Loop in NodeJS
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Event Loop in NodeJS manages asynchronous operations by executing callback functions when certain events occur.
• Event Loop continuously checks the Call Stack and Callback Queue to see if there are any functions that need to be executed.

• If the Call Stack is empty, Event Loop will move functions from the Callback Queue to the Call Stack for execution.

• Event Loop allows NodeJS to handle multiple requests concurrently withou...read more
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Online coding test(MCQ)

Q1. Introduce yourself.
Ans. 
I am a passionate web developer with experience in front-end and back-end technologies.
• Experienced in HTML, CSS, JavaScript, and various frameworks like React and Angular

• Proficient in server-side languages like Node.js and PHP

• Familiar with databases such as MySQL and MongoDB

• Strong problem-solving skills and ability to work in a team environment
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Q2. Tell me about your previous company experience
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Php mcq

Q1. Basic concepts of PHP
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Q2. What is multilevel inhertance
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Multilevel inheritance is a concept in object-oriented programming where a class inherits properties and methods from another class, which in turn inherits from another class.
• Multilevel inheritance involves creating a hierarchy of classes, where each class inherits from the class above it.

• The derived class inherits the properties and methods of the base class, and can also add its own unique properties and methods.

• This...read more
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Q1. PHP OOPS Concept , Structures
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Q1. Why should we hire you?
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Q1. Basic to intermediate level questions.
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Machine test on your technology stack. Deeply conceptual.

Q1. Conceptual, deep logic and reasoning
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Q1. Why we should hire you? Keep yourself ready with answer to face this question.
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Q1. Interface vs abstract class
Ans. 
Interface defines only method signatures while abstract class can have method implementations.
• Interface cannot have constructors while abstract class can.

• A class can implement multiple interfaces but can inherit only one abstract class.

• Abstract class can have non-abstract methods while interface cannot.

• Abstract class can have instance variables while interface cannot.

• Example of interface: Runnable interface in Java.

• Exa...read more
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Q1. I was interviewed on the skills that are mentioned in my resume. It was an easy round. Only basic questions were asked in this round.
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Q2. What is document object model?
Ans. 
Document Object Model (DOM) is a programming interface for web documents.
• DOM is a tree-like structure that represents the HTML or XML document.

• It allows developers to manipulate the content and structure of a web page using programming languages like JavaScript.

• DOM provides a set of methods and properties to access and modify the elements of a web page.

• Changes made to the DOM are reflected in the web page in real-time.

• ...read more
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Q3. Questions on object oriented php
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Q4. MySQL - limit, offset, aggregate functions, where vs having, group_concat vs concat
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Q5. JavaScript - language fundamentals, promise, async await, callback, break vs continue
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Q6. Laravel - request life cycle, dependency injection, explicit vs implicit routing, design patterns
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Q7. Vue - lifecycle hooks, component communications, watch vs computed vs methods
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Q1. Different technical scenario based questions were asked in this round.
Ans. They wanted to hear elaborative answer in this round.
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Q1. Even in HR round technical questions were asked so be prepared to face the challenges.
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Q2. What is ACID property?
Ans. 
ACID property ensures database transactions are reliable and consistent.
• ACID stands for Atomicity, Consistency, Isolation, and Durability.

• Atomicity ensures that a transaction is treated as a single, indivisible unit.

• Consistency ensures that a transaction brings the database from one valid state to another.

• Isolation ensures that concurrent transactions do not interfere with each other.

• Durability ensures that once a tran...read more
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Q3. What is normalization?
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Normalization is the process of organizing data in a database to reduce redundancy and dependency.
• Normalization helps to eliminate data redundancy and inconsistencies.

• It involves breaking down a table into smaller tables and defining relationships between them.

• Normalization is achieved through a series of normal forms, such as first normal form (1NF), second normal form (2NF), and so on.

• Normalization ensures data consi...read more
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