Teach Cloud - Cloud, DevOps, and Python Backend Development Blog

❓ Quiz Question

Aug 30, 2026

Quiz: Which URI design pattern follows RESTful resource naming conventions?

RESTful URIs use plural nouns representing resource hierarchies ( /users/123/orders ) rather than action verbs.

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❓ Quiz Question

Aug 30, 2026

Content Negotiation allows clients to request specific data representations (e.g. Accept: application/json ).

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❓ Quiz Question

Aug 30, 2026

GraphQL enables clients to construct precise queries, preventing transfer of unnecessary payload attributes common in fixed REST responses.

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❓ Quiz Question

Aug 30, 2026

… city guarantees that all operations within a database transaction execute successfully, or the entire transaction is rolled back completely.

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❓ Quiz Question

Aug 30, 2026

UNION performs a distinct deduplication pass on combined records; UNION ALL appends records directly, providing faster performance.

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❓ Quiz Question

Aug 30, 2026

COALESCE(val1, val2, fallback) evaluates arguments sequentially and returns the first non-null value encountered.

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❓ Quiz Question

Aug 30, 2026

… concurrent transactions acquire circular locks; database engines detect deadlocks and abort one of the transactions.

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❓ Quiz Question

Aug 30, 2026

If two rows tie for rank 1, RANK() assigns the next row rank 3, whereas DENSE_RANK() assigns rank 2.

#SQL & Databases #Quiz #Interactive