Top 10 Real-World AWS Lambda Interview Questions for Beginner
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Begin your AWS Lambda journey with our guide to scenario-based interview questions! Discover the top 10 questions frequently asked Interview Questions for beginners, aimed at simplifying Lambda concepts. Let's explore real-world scenarios together and master the fundamentals of AWS Lambda!
1] Your application requires periodic data processing tasks. How can AWS Lambda Scheduled Events be utilized?
AWS Lambda Scheduled Events can trigger functions at specified intervals, automating tasks like data backups, cleanup, or report generation without manual intervention.
2] You have a web application that needs to resize images uploaded by users. How can AWS Lambda help in this scenario?
AWS Lambda can resize images automatically when users upload them, removing the need to set up and oversee server infrastructure for processing images.
3] You want to implement serverless authentication and authorization for your application. How can AWS Lambda and AWS Cognito be integrated?
AWS Lambda functions can be used as custom authorizers within AWS Cognito to handle authentication and authorization in a serverless manner. This setup ensures secure and scalable user authentication solutions for your application.
4] Your application needs to process large files stored in Amazon S3. How can AWS Lambda assist in this scenario?
AWS Lambda can be triggered by events when large files are uploaded to Amazon S3. It efficiently handles these files without you needing to set up servers, simplifying file processing tasks for your application.
5] Your application needs to process messages from an SQS queue. How can AWS Lambda assist in this scenario?
To manage messages from an SQS queue, AWS Lambda can be set up as an event source. This means messages are processed right when they come in, making it easy to create efficient message processing systems without needing to worry about managing servers.
6] Your company wants to process real-time data from IoT devices. How can AWS Lambda be used in this scenario?
To handle real-time data from IoT devices, AWS Lambda can be activated by IoT events. This allows it to handle incoming data streams immediately, enabling real-time analytics, monitoring, and response actions without needing to handle servers.
7] You want to implement a serverless notification system for your application. How can AWS Lambda and Amazon SNS be integrated?
To set up a serverless notification system for your application, AWS Lambda functions can subscribe to Amazon SNS topics. This enables the effective management of notifications, building scalable systems that respond to events in real-time without complex server management.
8] Your application needs to perform real-time sentiment analysis on customer feedback. How can AWS Lambda help in this scenario?
To analyze customer feedback in real-time, AWS Lambda can be activated by feedback submissions. This helps you understand customer feelings and feedback quickly, without having to handle manual tasks or manage servers.
9] You want to build a serverless API using AWS Lambda and API Gateway. How does this architecture work?
To create a serverless API, AWS Lambda functions are connected with API Gateway. This setup lets you set up endpoints that trigger Lambda functions to handle incoming requests, providing scalable and cost-effective API solutions.
10] Your application needs to perform complex calculations on financial data. How can AWS Lambda help in this scenario?
AWS Lambda can be triggered by financial data updates to perform complex calculations. This enables real-time processing for accurate financial analysis, without requiring specific computing resources.
Here are the top 10 frequently asked beginner-friendly scenario-based AWS Lambda interview questions with answers, handpicked to help you prepare thoroughly for your upcoming interview.
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