Multiple choice technology web technology

What are the methods available in command object

  1. ExecuteNonQuery

  2. ExecuteQuery

  3. ExecuteReader

  4. ExecuteScalar

Reveal answer Fill a bubble to check yourself
A,C,D Correct answer
Explanation

Command object methods: ExecuteNonQuery (INSERT/UPDATE/DELETE, returns rows affected), ExecuteReader (returns DataReader for SELECT), ExecuteScalar (returns single value like COUNT/aggregate). ExecuteQuery does not exist in ADO.NET.