- Say I open a web browser and enter an address. I hit enter. Describe how the connection the works in as much detail as possible. Trying to hear that they understand:
- DNS
- Network routing
- Load Balancing
- Ports on server
- Service that is serving port
- What’s a PTR in DNS?
- What’s a MX record in DNS?
- How a CDN chooses the closest host to serve a client?
- In which cases would you choose to not implement a CDN?
- How do you measure the performance of a server/web application? (tools, methods)
- What are secure ways to SSH to a server inside a private network from a public location?
I’m Rajesh Kumar, a DevOps, SRE, DevSecOps, Cloud, and Platform Engineering expert passionate about sharing practical knowledge, real-world experiences, and industry best practices. I have worked at Cotocus and regularly write about technology, travel, investing, health, product reviews, and digital marketing through my various platforms.
I publish technical articles at DevOps School, travel stories at Holiday Landmark, stock market insights at Stocks Mantra, health and fitness guidance at My Medic Plus, product reviews at TrueReviewNow, and SEO and digital marketing strategies at Wizbrand.
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