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Home/Tracks/Networking, DNS & TLS
Track 08

Networking, DNS & TLS interview questions

TCP/IP, DNS resolution, TLS handshakes, load balancers, CDN, service mesh.

2 interview questions9 min of mock interviews19 Linux lessons

Interview questions

Each one is a full mock interview: listen to it, then study the senior answer, diagrams, follow-ups and self-check.

Open in Interview Prep
AdvancedSystem design 4 minHow would you use Istio and Envoy to treat low-latency live traffic differently from VOD, without restarts? Live sports streaming · Round 1 Start the interview AdvancedTroubleshooting 4 minPage latency has doubled for members in one country only. Everything else is flat. How do you find out why? Social feed at hyperscale · Round 2 Start the interview

Practise on Linux

Animated lessons for the commands this track relies on, with practice tasks for each.

05Networkingpingtraceroutedignslookupcurlwget+511 lessons 14Network Transfer & Toolsscpsftprsyncncnmaptelnet+28 lessons
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