Multiple choice technology web technology

What are the layers available in ADO.NET.

  1. The Physical Data Store

  2. The DataSet

  3. The Data Provider

  4. All the above

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

ADO.NET has three logical layers: Physical Data Store (database), DataSet (in-memory cache), and Data Provider (bridge between them - Connection, Command, DataAdapter, DataReader). All three layers are essential components.