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Intellect Design Arena Consultant Interview Questions and Answers

Updated 20 Jan 2025

Q1. What is Collection and difference between stringbuilder and string buffer

Ans.

Collection is a framework that provides an architecture to store and manipulate a group of objects. StringBuilder and StringBuffer are classes used for manipulating strings, with StringBuffer being thread-safe.

  • Collection is a framework in Java used to store and manipulate groups of objects.

  • StringBuilder and StringBuffer are classes used for manipulating strings in Java.

  • The main difference between StringBuilder and StringBuffer is that StringBuffer is thread-safe while StringB...read more

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Q2. Write down a template driven and reactive form example?

Ans.

Template driven and reactive form example in Angular

  • Use Angular's FormsModule and ReactiveFormsModule modules

  • Create form controls using ngModel or formControl directives

  • Implement form validation using built-in validators or custom validators

  • Handle form submission using reactive approach with observables

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Q3. What is business contingency firm

Ans.

A business contingency firm is a company that helps organizations plan for and respond to unexpected events or crises.

  • Provides expertise in risk management and disaster recovery planning

  • Assists in developing strategies to minimize disruptions to business operations

  • Offers support in implementing emergency response protocols

  • Examples: Deloitte, PricewaterhouseCoopers, KPMG

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Q4. What is dependency injection

Ans.

Dependency injection is a design pattern in which components are given their dependencies rather than creating them internally.

  • Dependency injection helps in achieving loose coupling between classes.

  • It allows for easier testing by providing a way to mock dependencies.

  • There are three types of dependency injection: constructor injection, setter injection, and interface injection.

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Discover Intellect Design Arena interview dos and don'ts from real experiences

Q5. Make a complete banking application

Ans.

A comprehensive banking application with features like account management, transactions, loans, and customer support.

  • Include features for account creation, management, and transactions

  • Implement secure login and authentication methods

  • Incorporate loan application and approval processes

  • Provide customer support through chat or call center

  • Include features for bill payments, fund transfers, and account statements

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Q6. Explain about joins in sql

Ans.

Joins in SQL are used to combine rows from two or more tables based on a related column between them.

  • Joins are used to retrieve data from multiple tables based on a related column

  • Types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN

  • INNER JOIN returns rows when there is at least one match in both tables

  • LEFT JOIN returns all rows from the left table and the matched rows from the right table

  • RIGHT JOIN returns all rows from the right table and the matched rows f...read more

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Q7. Location of living

Ans.

I currently live in a bustling city with easy access to public transportation and amenities.

  • I live in a city with a population of over 1 million people

  • I have access to public transportation such as buses and trains

  • There are plenty of amenities nearby such as grocery stores, restaurants, and parks

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Interview Process at Intellect Design Arena Consultant

based on 14 interviews
3 Interview rounds
Technical Round - 1
Technical Round - 2
HR Round
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