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AWS Secrets Manager DevOps Engineer @ Accenture Difficulty hard

How can you implement AWS Secrets Manager to manage secrets for a cloud application, and what are the potential security benefits and integration challenges?

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AWS S3 Lifecycle DevOps Engineer @ Accenture Difficulty hard

How can you implement and manage the lifecycle of data stored in AWS S3, including transitioning to lower-cost storage classes and automating deletion?

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AWS EBS Volumes DevOps Engineer @ Accenture Difficulty hard

What is the process for restoring EBS volumes from snapshots in AWS to ensure data availability and minimal downtime?

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AWS Architectural Components DevOps Engineer @ Amazon Difficulty hard

Describe the key architectural components and best practices for building scalable, resilient, and secure applications on AWS. Discuss the use of services like EC2, S3, RDS, VPC, and IAM.

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Ensuring High Availability and Fault Tolerance in Distributed Systems DevOps Engineer @ Amazon Difficulty hard

Explain how you ensure high availability and fault tolerance in a distributed system. Discuss the key strategies, technologies, and best practices used to design resilient distributed systems.

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Designing a Scalable System for High Concurrency DevOps Engineer @ Amazon Difficulty hard

Describe how you would design a scalable system like Hotstar to handle millions of concurrent users.

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Understanding Load Balancers in Web Application Architecture DevOps Engineer @ Amazon Difficulty medium

Explain what a load balancer is and its uses in a modern web application architecture. Discuss the types of load balancers, their benefits, and provide examples of how they can be used to improve performance and reliability.

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ELT vs ETL: Understanding the Differences and Use Cases DevOps Engineer @ Amazon Difficulty medium

Explain the difference between ELT (Extract, Load, Transform) and ETL (Extract, Transform, Load). Provide scenarios where each approach is preferred and the tools commonly used for both processes.

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Creating a Data Warehouse DevOps Engineer @ Amazon Difficulty hard

Describe the steps involved in creating a data warehouse. Include considerations for data modeling, ETL processes, and the technologies you would use.

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Understanding AWS Route 53 Functionality DevOps Engineer @ Amazon Difficulty medium

Explain the functionality and features of AWS Route 53 as a managed DNS service, including its integration with other AWS services.

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Best Practices for Migrating to AWS DevOps Engineer @ Amazon Difficulty hard

What are the best practices and strategies for migrating existing on-premise applications and infrastructure to the cloud, considering AWS as the target cloud provider?

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AWS Solutions for Scaling Mobile Applications DevOps Engineer @ Amazon Difficulty hard

For a client launching a new mobile application expected to scale rapidly, propose AWS-based solutions to ensure scalable, secure, and cost-effective infrastructure. Consider the use of services like Amazon EC2, Auto Scaling, Amazon RDS, AWS Lambda, Amazon S3, and Amazon CloudFront.

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Designing a Cloud-Based Solution for Fluctuating Traffic Patterns DevOps Engineer @ Amazon Difficulty hard

Design a cloud-based solution for a client with fluctuating traffic patterns, focusing on avoiding overprovisioning without compromising on performance.

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Disaster Recovery Strategy on AWS DevOps Engineer @ Amazon Difficulty hard

Design a Disaster Recovery (DR) strategy for a client's critical applications hosted on AWS, focusing on minimizing downtime and data loss. Consider the use of AWS services like Amazon RDS, AWS Backup, and Amazon S3 with cross-region replication.

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Protecting Against DDoS Attacks DevOps Engineer @ Amazon Difficulty medium

What strategies and technologies can be implemented to protect a network or application from Distributed Denial of Service (DDoS) attacks?

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Understanding Web Application Firewalls in Cloud Environments DevOps Engineer @ Amazon Difficulty medium

How does a Web Application Firewall (WAF) protect web applications, and what are the key features and considerations when implementing a WAF in a cloud environment?

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Security Groups vs NACLs in Cloud Environments DevOps Engineer @ Amazon Difficulty medium

What are the main differences between Security Groups and Network Access Control Lists (NACLs) in a cloud environment?

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Estimating Storage Size for Google Maps-like Service DevOps Engineer @ Google Difficulty hard

How would you estimate the storage size required for hosting a service similar to Google Maps, considering the volume of global map data, satellite imagery, and street views? Assume the usage of GCP services for storage, and consider factors such as data compression, redundancy, and future scalability.

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Designing a Read-Intensive API DevOps Engineer @ Google Difficulty hard

How would you design a read-intensive API that efficiently handles high volumes of read requests, leveraging cloud technologies and caching mechanisms?

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Understanding Elastic Load Balancer (ELB) in AWS DevOps Engineer @ CGI Difficulty medium

How does an Elastic Load Balancer (ELB) function in AWS to distribute web traffic across multiple servers, and what are its key features and types?

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Enhancing Cloud Deployment Security DevOps Engineer @ CGI Difficulty medium

How would you enhance the security posture of a web application deployed on AWS, specifically utilizing EC2 instances, an RDS database, and an S3 bucket? Provide detailed recommendations for network security, data encryption, access controls, and monitoring, considering the specific AWS services and best practices applicable to each component.

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Unorthodox System Design and Medium Leetcode Problem DevOps Engineer @ Cloudflare Difficulty medium

How can you design a system that integrates Jenkins, Docker, AWS, Kubernetes, and Terraform for a CI/CD pipeline to manage deployments in a DevOps environment, considering the unorthodox challenge that mirrors a medium-difficulty Leetcode problem?

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Implementing Pair Programming in DevOps Environment DevOps Engineer @ Cloudflare Difficulty medium

How can you effectively implement pair programming in a DevOps environment, leveraging tools like Jenkins, Docker, and AWS to enhance collaboration and code quality?

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Designing a Scalable CI/CD Pipeline DevOps Engineer @ Cloudflare Difficulty hard

How would you design a scalable Continuous Integration/Continuous Deployment (CI/CD) pipeline for a large-scale application, ensuring high availability and efficiency while incorporating best practices in DevOps?

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Implementing Pair Programming for Low-Level Coding in Embedded Systems DevOps Engineer @ Cloudflare Difficulty hard

How can you implement pair programming practices for low-level coding projects, focused on operating systems and networks, within an embedded systems engineering team, ensuring efficient use of Docker, AWS, Kubernetes, and Terraform for development and deployment?

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API Design and Architecture Improvement Proposal DevOps Engineer @ Cloudflare Difficulty medium

How can you design an API and propose architecture improvements for it, ensuring scalability, reliability, and security while utilizing technologies such as Jenkins, Docker, AWS, Kubernetes, and Terraform?

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Architecture of Web Systems and Pair Programming Exercise DevOps Engineer @ Cloudflare Difficulty hard

Given the need to design the architecture of a web system that is scalable, secure, and highly available, which technologies and tools would be most effective? Additionally, for the coding aspect, how can Jenkins and Docker be utilized in a pair programming exercise to automate the deployment process of a web application?

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Setting Up VPC with Public and Private Subnets in Terraform DevOps Engineer @ Yahoo Difficulty easy

How would you set up a VPC with both public and private subnets, an Internet Gateway, and a NAT Gateway using Terraform? Provide the Terraform code for creating these resources.

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Implementing a DevOps Solution for a Complex Scenario with Changing Requirements DevOps Engineer @ Meta Difficulty hard

Given a scenario where the initial goal is to set up a CI/CD pipeline using Jenkins for a microservices architecture deployed on Kubernetes within AWS, how should one adapt the pipeline to accommodate a mid-project shift towards incorporating infrastructure as code practices using Terraform, without disrupting ongoing development and deployment processes?

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Secure Data Engineering System Design with AWS and Machine Learning DevOps Engineer @ Yahoo Difficulty medium

You are tasked with designing a secure database system for Yahoo's Paranoids team, focusing on a Linux environment hosted on AWS. The system should ensure data integrity and protection against cyber threats. Additionally, propose a machine learning approach to detect and mitigate potential security breaches. Describe your approach, the technologies you would use, and the steps involved in the implementation.

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Cybersecurity in Database Design with AWS, Linux, and Machine Learning DevOps Engineer @ Yahoo Difficulty hard

Design a secure database system for a cybersecurity team, focusing on a Linux environment hosted on AWS. The system must ensure data integrity and protection against cyber threats. Additionally, propose a machine learning solution to detect and mitigate potential security breaches. Detail your approach, the technologies you would use, and the steps involved in the implementation.

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Designing a File-Saving Module DevOps Engineer @ Microsoft Difficulty medium

How would you design and implement a file-saving module that ensures high availability, scalability, and security?

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Understanding CI/CD Pipeline Workflow DevOps Engineer @ Microsoft Difficulty medium

How does a CI/CD pipeline enhance the software delivery process in a cloud-native environment?

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Designing a Scalable System DevOps Engineer @ Microsoft Difficulty hard

How would you design a scalable and cost-effective Azure system using Azure Kubernetes Service (AKS) and Azure Traffic Manager to handle high volumes of traffic during peak times, ensuring reliability and minimal downtime?

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Decoupled architecture benefits Solutions Architect @ Microsoft Difficulty hard

Can you provide a benefits of decoupled architecture?

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Limitations of Data Lakes for Transactional Analysis DevOps Engineer @ Microsoft Difficulty medium

What makes a data lake unsuitable for transactional analysis?

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Designing a Multinational Company's Connectivity Architecture DevOps Engineer @ Microsoft Difficulty hard

How would you design a connectivity architecture for a multinational company to ensure efficient and secure communication between its global offices?

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Migrating a High Traffic On-Prem Website to the Cloud: Key Considerations DevOps Engineer @ Microsoft Difficulty hard

What are the essential considerations for migrating a high-traffic, on-premises website to the cloud, ensuring minimal downtime and optimal performance?

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Centrally Managing Grouped VMs DevOps Engineer @ Microsoft Difficulty medium

How can you centrally manage a number of related/grouped VMs?

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