Comcast Interview Questions and Answers

Q1. Asked questions on my current project and role
Add your answer
Q2. Basics of spring JPA like entity manager, spring eureka
Add your answer
Q3. Asked me to solve one basic question where I have to convert a string to integer
Ans. 
Convert a string representation of an integer to its integer value, handling edge cases and invalid inputs.
• Use the built-in function int() in Python: e.g., int('123') returns 123.

• Handle leading/trailing spaces: e.g., int(' 42 ') returns 42.

• Manage invalid inputs: e.g., int('abc') raises a ValueError.

• Consider negative numbers: e.g., int('-42') returns -42.

• Handle large numbers: e.g., int('12345678901234567890') return...read more
Answered by AI
Add your answer

Q1. Basics of cloud concepts
Add your answer
Q2. When to use horizontal scaling and vertical scaling
Ans. 
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
Answered by AI
Add your answer

Q1. Where the windows logs will be stored
Ans. 
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.
Answered by AI
Add your answer
Q2. How to check the system status in OS level
Ans. 
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
Answered by AI
Add your answer

It was a HireVue round, most like behavioral round.

Q1. How is your efficiency for GitHub and for command tools?
Ans. 
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...read more
Answered by AI
View 1 more answer
Q2. How good are you with docker and AWS?
Ans. 
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
Answered by AI
Add your answer

Q1. Design Patterns
Add your answer
Q2. Collection Data structure
Add your answer

Q1. Discussion on my previous projects
Add your answer
Q2. Behaviour question
Add your answer

Q1. Salary Discussion
Add your answer

Q1. Basic java questions
Add your answer
Q2. Java 8 questions
Add your answer

Q1. Code was provided, need to correct
Add your answer
Q2. Basic java questions
Add your answer

Q1. Current project design
Ans. 
Discussing the design and architecture of a current engineering project.
• Utilized microservices architecture for scalability, e.g., breaking down a monolithic application into smaller services.

• Implemented CI/CD pipelines for automated testing and deployment, improving release cycles by 30%.

• Adopted cloud-native solutions, leveraging AWS for storage and compute resources, enhancing performance and reliability.

• Incorporated...read more
Answered by AI
Add your answer
Q2. Challenge you solved
Ans. 
I led a cross-functional team to optimize a legacy system, improving performance and reducing downtime significantly.
• Identified bottlenecks in the legacy system's architecture, which caused frequent downtimes.

• Implemented a microservices architecture, allowing for better scalability and maintainability.

• Conducted thorough testing and validation, ensuring that the new system met all performance benchmarks.

• Collaborated wit...read more
Answered by AI
Add your answer