Search the practice set

term

gRPC

A contract-first RPC framework using Protocol Buffers over HTTP/2, with generated clients and servers and first-class streaming.

API & Integration term

Credit-Based Flow Control

A scheme where a receiver grants the sender a budget of bytes or messages it may transmit, replenished as the receiver consumes.

Backpressure & Flow Control term

Deadline Exceeded

The error returned when a request's overall budget expires — semantically distinct from a per-hop timeout, and a signal that must not be retried blindly.

Timeouts & Deadlines term

TCP/IP

The layered protocol suite underneath essentially all application traffic — IP routes packets, TCP turns them into a reliable ordered stream.

Networking term

TLS

The protocol that gives a network connection encryption, integrity and server authentication, underneath HTTPS and most other secure transports.

Networking

quiz

You are designing APIs for a platform with a web app, a mobile app, internal service-to-service traffic and third-party partners. What do you expose, and where?

What the interviewer is testing Whether you choose per constraint or adopt one technology as an identity. The wrong answers here are all defensible sounding and

API & Integration

topic

gRPC Transport

HTTP/2 multiplexing, binary encoding and streaming semantics.

Networking — no content yet topic

gRPC APIs

Contract-first RPC, generated clients and protobuf compatibility rules.

API & Integration Architecture — no content yet topic

HTTP/1.1, HTTP/2 & HTTP/3

Multiplexing, prioritisation and the transport each is built on.

Networking — no content yet