Technumen Interview Questions and Answers

The program should find the missing sequential number in an array of numbers.

• Iterate through the array and check if the next number is present.

• If the next number is not present, that number is the missing sequential number.

Observation is the act of noticing or perceiving something, while a promise is a commitment to do or not do something in the future.

• Observation involves noticing or perceiving something through the senses.

• A promise is a commitment made by one person to another to do or not do something.

• Observation is based on what is currently happening or existing, while a promise is based on future actions or behavior.

• Observatio...read more

Lazy loading is a technique used to defer loading of non-essential resources until they are needed.

• Lazy loading can be achieved by using JavaScript to load resources only when they are in the viewport.

• Implementing lazy loading can improve page load times and overall performance.

• Popular libraries like Intersection Observer can be used to implement lazy loading in web applications.

I have extensive experience with AWS services like EC2, S3, Lambda, and RDS in various projects.

• Utilized EC2 for scalable web application hosting, enabling auto-scaling based on traffic.

• Implemented S3 for secure file storage and retrieval, optimizing costs with lifecycle policies.

• Developed serverless applications using AWS Lambda, reducing infrastructure management overhead.

• Leveraged RDS for relational database ma...read more

Yes, I have tested the CDK library in AWS services.

• I have used the AWS CDK library to create and deploy infrastructure as code.

• I have tested the CDK library with various AWS services such as EC2, S3, Lambda, and API Gateway.

• I have also written unit tests for the CDK constructs to ensure their functionality.

• I am familiar with the AWS CDK documentation and best practices for using the library.