#Networking

14 questions

• What are Services in Kubernetes, and what is the difference between ClusterIP, NodePort, and LoadBalancer?Kubernetes#kubernetesJunior›
• What is Ingress and how does it route external traffic to Services?Kubernetes#kubernetesMiddle›
• What happens when you type a URL and press Enter?Networking#networkingJunior›
• What are the OSI and TCP/IP models?Networking#coreJunior›
• What is the difference between TCP and UDP?Networking#coreJunior›
• How does DNS resolution work?Networking#networkingJunior›
• How does the TCP handshake, teardown, and flow control work?Networking#coreMiddle›
• What are the differences between HTTP/1.1, HTTP/2, and HTTP/3?Networking#networkingMiddle›
• How does TLS/HTTPS work?Networking#securityMiddle›
• What are the main HTTP methods and status code families?Networking#networkingMiddle›
• How do IP addressing, subnets, CIDR, and NAT work?Networking#coreMiddle›
• What is the difference between latency, bandwidth, and throughput?Networking#performanceSenior›
• What is the difference between L4 and L7 load balancing, and forward vs reverse proxies?Networking#scalingSenior›
• When would you use WebSockets, SSE, or long-polling instead of plain HTTP?Networking#real-timeSenior›