CV0-004 · Question #131
Which of the following describes what CRUD is typically used for?
The correct answer is A. Relational databases. CRUD stands for Create, Read, Update, and Delete - the four fundamental operations performed on persistent data. These operations map directly to SQL commands in relational databases: CREATE → INSERT, READ → SELECT, UPDATE → UPDATE, DELETE → DELETE. Relational databases…
Question
Which of the following describes what CRUD is typically used for?
Options
- ARelational databases
- BTime series databases
- CGraph databases
- DNoSQL databases
How the community answered
(27 responses)- A96% (26)
- D4% (1)
Explanation
CRUD stands for Create, Read, Update, and Delete - the four fundamental operations performed on persistent data. These operations map directly to SQL commands in relational databases: CREATE → INSERT, READ → SELECT, UPDATE → UPDATE, DELETE → DELETE. Relational databases (SQL-based) are structured around tables and are the canonical environment where CRUD is applied. While CRUD concepts can be broadly applied, time series databases (B) are optimized for append-only writes and queries over time ranges, graph databases (C) focus on node/edge traversal, and NoSQL databases (D) often use different paradigms (documents, key-value pairs) that don't always map cleanly to traditional CRUD.
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