BigQuery, Dataflow, Pub/Sub, Dataplex and data architecture on Google Cloud.
Free one-page revision: storage, processing, orchestration, governance and BI services on Google Cloud, with the one-line reason to pick each.
Dataflow vs Dataproc vs Composer, Pub/Sub delivery guarantees, Beam windowing, CDC with Datastream, Dataplex governance, DR and a full system-design answer.
12 real-world questions on BigQuery internals, partitioning vs clustering, pricing models, storage choices, security and time travel – with model answers.
A practical 6-week plan: the official exam guide, hands-on labs, case-study thinking and the topics I found hardest.
Premium: a layer-by-layer lakehouse design on GCP – landing, raw, curated and serving zones – with the service choices and trade-offs interviewers ask about.
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