Comcast Interview Questions, Process, and Tips

Q1. Asked questions on my current project and role
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Q2. Basics of spring JPA like entity manager, spring eureka
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Q3. Asked me to solve one basic question where I have to convert a string to integer
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Q1. Basics of cloud concepts
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Q2. When to use horizontal scaling and vertical scaling
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Horizontal scaling is adding more machines to your pool of resources, while vertical scaling is adding more power (CPU, RAM) to an existing machine.
• Use horizontal scaling when you need to increase capacity by adding more machines to distribute the load.

• Use vertical scaling when you need to handle increased load on a single machine by adding more resources like CPU or RAM.

• Horizontal scaling is more cost-effective and pr...read more
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Q1. Where the windows logs will be stored
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Windows logs are stored in the Event Viewer application on Windows operating systems.
• Windows logs are stored in the Event Viewer application.

• Event Viewer can be accessed by searching for 'Event Viewer' in the Windows search bar.

• Logs are categorized into different sections such as Application, Security, System, etc.
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Q2. How to check the system status in OS level
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To check system status in OS level, use commands like top, ps, vmstat, sar, etc.
• Use 'top' command to display real-time system information like CPU and memory usage

• Use 'ps' command to display currently running processes

• Use 'vmstat' command to display virtual memory statistics

• Use 'sar' command to display system activity reports
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It was a HireVue round, most like behavioral round.

Q1. How is your efficiency for GitHub and for command tools?
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Efficient in using GitHub and command line tools for version control and automation.
• Proficient in using Git commands for version control and collaboration.

• Familiar with creating branches, merging code, resolving conflicts, and managing repositories on GitHub.

• Experienced in using command line tools for automation tasks like scripting and deployment.

• Comfortable with tools like Git Bash, Git GUI, and command line interfac
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Q2. How good are you with docker and AWS?
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I have strong skills in Docker and AWS.
• Proficient in creating Docker containers and managing Docker images

• Experienced in deploying applications on AWS using services like EC2, S3, and RDS

• Familiar with Docker Swarm and AWS ECS for container orchestration

• Knowledgeable in setting up CI/CD pipelines with Docker and AWS services like CodePipeline and CodeBuild
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Q1. Design Patterns
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Q2. Collection Data structure
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Q1. Discussion on my previous projects
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Q2. Behaviour question
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Q1. Salary Discussion
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Q1. Basic java questions
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Q2. Java 8 questions
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Q1. Code was provided, need to correct
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Q2. Basic java questions
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