You are developing an application that includes the following code segment. (Line numbers are included for reference only.)
The GetAnimals() method must meet the following requirements:
• Connect to a Microsoft SQL Server database.
• Create Animal objects and populate them with data from the database.
• Return a sequence of populated Animal objects.
You need to meet the requirements.
Which two actions should you perform? (Each correct answer presents part of the solution. Choose two.)
A . Insert the following code segment at line 16:
while(sqlDataReader.NextResult())
B . Insert the following code segment at line 13:
sqlConnection.Open();
C . Insert the following code segment at line 13:
sqlConnection.BeginTransaction();
D . Insert the following code segment at line 16:
while(sqlDataReader.Read())
E . Insert the following code segment at line 16:
while(sqlDataReader.GetValues())
Answer: B, D
Explanation:
B: SqlConnection.Open – Opens a database connection with the property settings specified by the
ConnectionString.
Reference: http://msdn.microsoft.com/en-us/library/system.data.sqlclient.sqlconnection.open.aspx
D: SqlDataReader.Read – Advances the SqlDataReader to the next record. Reference: http://msdn.microsoft.com/en-us/library/system.data.sqlclient.sqldatareader.read.aspx