Fulcrum Digital Senior Engineer Interview Questions and Answers

Q1. Have you use AWS lambda.
Ans. 
Yes, I have experience using AWS Lambda for serverless computing.
• I have developed serverless applications using AWS Lambda functions.

• I have integrated AWS Lambda with other AWS services like API Gateway, S3, and DynamoDB.

• I have experience writing Lambda functions in languages like Node.js, Python, and Java.

• I have used AWS SAM (Serverless Application Model) to deploy and manage Lambda functions.
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Write a program to check given no is prime number or not

Q1. Do you have working experience of SwiftUI
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Q2. Have you ever implemented or worked with server driven UIs
Ans. 
Yes, I have experience implementing server driven UIs.
• Implemented server driven UIs using JSON responses to dynamically update UI elements

• Worked with frameworks like React and Angular to handle server driven UI updates

• Used server driven UIs to efficiently manage and display large amounts of data
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Q1. What is closure and types?
Ans. 
Closure is a function that captures variables from its surrounding scope, allowing it to access those variables even after the scope has closed.
• Closure allows a function to access variables from its lexical scope even after the function has finished executing.

• Types of closures include lexical closures, which capture variables from the surrounding lexical scope, and function closures, which capture variables from the fu...read more
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Q2. What is Core data and all operations with example/scenarios
Ans. 
Core Data is a framework provided by Apple for managing the model layer objects in an iOS application.
• Core Data is used for storing, retrieving, and managing data in an iOS app.

• It provides an object-oriented interface to work with data.

• Operations include creating, reading, updating, and deleting data.

• Example: Creating a new record in Core Data for a user profile.

• Example: Fetching a list of items from Core Data to displ
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Q1. Why you want to join the company?
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Q2. Why should we hire you
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I was given a test which was not that difficult

Q1. Why are you leaving the current job
Ans. 
Seeking new challenges and growth opportunities in a more innovative environment.
• Looking for new challenges and opportunities for growth

• Interested in working in a more innovative environment

• Seeking a change in company culture or work-life balance
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Q2. What's the driving factor for you to join Altair
Ans. 
The innovative projects and collaborative work environment at Altair are the driving factors for me to join.
• Innovative projects: I am excited about the opportunity to work on cutting-edge projects that push the boundaries of technology.

• Collaborative work environment: I value teamwork and believe that working with talented individuals at Altair will help me grow professionally.

• Company culture: I have heard great things ...read more
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Q1. Smoke testing and sanity testing
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Q2. Boundary value analysis
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Q3. Testing technique
Ans. 
Testing technique involves various methods to verify the functionality and performance of software.
• Different testing techniques include black box testing, white box testing, regression testing, and exploratory testing.

• Each technique has its own approach and objectives, such as verifying functionality, uncovering defects, or ensuring system stability.

• Testers use a combination of techniques based on project requirements ...read more
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Q1. C# oops concepts
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Q2. Dotnet interview questions
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Q3. SQL server interview questions
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Q4. Angular interview questions
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Q5. Architectural design interview questions
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Leetcode Medium Type Questions

Q1. Design a Online System to book Salon Professionals like Urban Company.
Ans. 
Design an online system to book salon professionals like Urban Company.
• User registration and login system

• Search functionality to find salon professionals based on location, services offered, ratings, etc.

• Booking system with calendar availability and payment integration

• Review and rating system for users to provide feedback on salon professionals

• Notification system for booking confirmations, reminders, and updates
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Q1. Write a query to obtain the third transaction of every user
Ans. 
Query to retrieve the third transaction of every user
• Use a subquery to rank the transactions for each user

• Filter the results to only include the third transaction for each user
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Q2. Write a query that outputs the name of the credit card and how many cards are issued in it's launch month
Ans. 
Query to output the name of credit card and number of cards issued in launch month
• Use GROUP BY to group by launch month

• Count the number of cards issued in each launch month

• Select the name of the credit card and the count of cards issued
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Q1. Java basics OOPs concepts
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Q2. Interface Abstract encapsulation
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Q3. Actions class, alerts
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Q4. String buffer, builder, immutable
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