DevOps Consultant Interview Questions and Answers: Insights from Experience Recently, Someone had the opportunity to interview for a DevOps Consultant role. The session lasted 45 minutes and covered various aspects of my 3-year experience, tools, technologies, and best practices. Here’s how I tackled the questions: 1. Walk me through your profile? I highlighted my journey from the basics of DevOps to working on advanced tools and technologies. I emphasized: My hands-on experience with CI/CD pipelines. Proficiency in tools like Jenkins, Docker, Kubernetes, Terraform, Ansible, and Prometheus. Key projects, challenges faced, and my contributions to optimizing DevOps processes. 2. What are the tools and technologies you have worked on? I listed the tools with context: CI/CD : Jenkins, GitHub Actions. Containerization : Docker, Kubernetes, Helm. Infrastructure as Code (IaC) : Terraform, CloudFormation. Monitoring : Prometheus, Grafana, Loki. Security : SonarQube, Trivy for image...
PwC Data Analyst Interview question and its answer PwC Data Analyst Interview Experience (1–3 Years) Are you preparing for a data analyst role at PwC or a similar organization? Here’s my recent experience tackling some challenging SQL and Python interview questions during the selection process for a PwC Data Analyst role. These questions test both foundational knowledge and problem-solving skills. Here's how I approached them. SQL Questions 1. How Indexing Works in SQL Indexing improves query performance by allowing faster retrieval of rows. A clustered index organizes data physically, while a non-clustered index uses pointers to rows. Choose columns frequently used in WHERE or JOIN clauses for indexing, like CustomerID in a Transactions table. 2. Identify Customers with Purchases in Consecutive Months Using window functions: sql WITH ConsecutivePurchases AS ( SELECT CustomerID, MONTH (TransactionDate) AS TransactionMonth, YEAR (TransactionD...