Mastek Software Specialist Interview Questions and Answers

Hackathon on chatbot development website

Q1. OOPS basics like shallow copy deep copy
Add your answer
Q2. Sorting techniques and psuedo code
Add your answer

Q1. Questions on projects
Add your answer
Q2. Introduction and insights of comapny
Add your answer

Q1. What are closures
Ans. 
Closures are functions that have access to variables from their containing scope even after the scope has closed.
• Closures allow functions to access variables from their outer function even after the outer function has finished executing.

• They are commonly used in event handlers, callbacks, and asynchronous programming.

• Closures help in maintaining state in functional programming.
Answered by AI
Add your answer
Q2. What is virtual DOM
Ans. 
Virtual DOM is a lightweight copy of the actual DOM used for efficient updates in web development.
• Virtual DOM is a concept used in frameworks like React to improve performance by minimizing actual DOM manipulations.

• When changes are made to the virtual DOM, a comparison is done with the actual DOM to determine the minimal updates needed.

• This approach reduces the number of costly DOM operations, resulting in faster rende
Answered by AI
Add your answer
Q3. What are the data types in JS
Ans. 
Data types in JavaScript include number, string, boolean, object, function, undefined, and null.
• Number - represents numeric data, e.g. 10, 3.14

• String - represents textual data, e.g. 'hello', '123'

• Boolean - represents true or false values, e.g. true, false

• Object - represents complex data structures, e.g. { key: 'value' }

• Function - represents executable code, e.g. function() { }

• Undefined - represents a variable that has ...read more
Answered by AI
Add your answer

Q1. Write react code for counter
Ans. 
React code for a simple counter
• Create a functional component for the counter

• Use useState hook to manage the count state

• Render the count value and buttons to increment and decrement the count
Answered by AI
Add your answer

Q1. Salary discussion
Add your answer

Questions was regarding sql queries mostly

Q1. Basic question regarding sql like aggregate functions , joins
Add your answer
Q2. Told to write sql query scenario based question
Add your answer

Q1. What is Observables, Services, Promises, Closure ?
Add your answer

General aptitude online test

Q1. OOPS basic concepts with eg
Add your answer
Q2. C#,Sql,MVC concepts
Add your answer

Q1. Project experience
Ans. 
I have experience working on various projects including web development, mobile app development, and database management.
• Developed a web application using React.js and Node.js for a client in the e-commerce industry

• Created a mobile app using Swift for a healthcare startup to track patient data

• Managed a MySQL database for a financial services company to store and retrieve customer information
Answered by AI
Add your answer
Q2. Coding related questions asked
Add your answer

Prev job work and project details , roles and responsibility

Q1. What is SDLC process
Ans. 
SDLC process is a structured approach to software development that defines tasks performed at each stage of the software development life cycle.
• SDLC stands for Software Development Life Cycle

• It includes stages like planning, analysis, design, implementation, testing, and maintenance

• Each stage has specific goals and deliverables to ensure the quality and success of the software project
Answered by AI
Add your answer
Q2. What is the ASp.net mean for ?
Ans. 
ASP.NET stands for Active Server Pages .NET, a web application framework developed by Microsoft.
• ASP.NET is a server-side web application framework used for building dynamic web pages and web applications.

• It allows developers to create web applications using languages like C# or VB.NET.

• ASP.NET provides tools and libraries for building web forms, MVC (Model-View-Controller) applications, and Web API services.

• It is part o...read more
Answered by AI
Add your answer