Learning system
Concise explanations designed for retrieval practice. Search the concept, then open the card only after you try to answer the prompt.
4 cards
AI & Data
Prompt: What problem is the lakehouse architecture trying to solve?
It aims to combine the flexible, low-cost storage associated with data lakes with the management, reliability, and query patterns associated with data warehouses.
Cloud & DevOps
Prompt: Why does eBPF matter for infrastructure tooling?
It allows verified programs to run in the Linux kernel, enabling deep observability, networking, and security controls without modifying application code or loading a traditional kernel module.
Cybersecurity
Prompt: What is the operating assumption behind Zero Trust?
Access decisions should continuously evaluate identity, device, context, and requested resource instead of treating network location as sufficient proof of trust.
Sales & GTM
Prompt: What distinguishes an economic buyer from a senior stakeholder?
The economic buyer has final authority over the funds or business tradeoff required for the purchase. Title alone does not prove that authority.