APIs & Protocols Quizzes
RESTful semantics, idempotency contracts, gRPC/Protobuf, GraphQL & rate limiting.
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Available APIs & Protocols Assessments
Choose a quiz below to test your runtime knowledge under realistic constraints.
REST APIs & Idempotency
Understand REST architectural constraints, HTTP status codes, safe vs idempotent methods, and Idempotency Keys.
gRPC, Protocol Buffers & High-Throughput RPC
Understand Protocol Buffers binary serialization, HTTP/2 multiplexing, unary vs streaming RPCs, and gRPC deadlines.
API Rate Limiting & Resilience Patterns
Master Token Bucket, Leaky Bucket, Sliding Window Counter algorithms, Circuit Breakers, and exponential backoff.
Networking Protocols & TCP/IP
Understand TCP 3-way handshakes, 4-way teardown, TIME_WAIT socket states, UDP vs TCP, and HTTP/3 QUIC protocol.
TLS 1.3, SSL Handshakes & Cryptographic Security
Master TLS 1.2 vs 1.3 round trips, Diffie-Hellman key exchange, ALPN negotiation, and Zero-RTT resumption.
DNS Resolution, Reverse Proxies & CDN Caching
Understand recursive DNS resolution, Anycast routing, Forward vs Reverse proxies, CDN edge caching, and Cache-Control headers.