ADO.NET Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

ADO.NET Interview Questions

Questions Answers Views Company eMail

How do you merge two datasets into the third dataset in a simple manner?

IBM,

3 14978

If a dataset contains 100 rows, how to fetch rows between 10 and 20 only ?

Ksb,

14 35788

How to generate XML from a dataset and vice versa?

2 8067

What is method to get XML and schema from Dataset?

2 9405

How do u implement locking concept for dataset?

ABC,

2 10791

What is ADO .NET and what is difference between ADO and ADO.NET?

Ksb,

7 14676

What are the two fundamental objects in ADO.NET?

Ksb, TCS,

8 24094

What's the difference between Dataset.clone and Dataset.copy?

Ksb,

10 33171

What we do with the object of ado.net dataset after using it?Can we dispose it or can we set it nothing?Is it must or not?

SVI,

4 7944

What are advantages and disadvantages of Microsoft-provided data provider classes in ADO.NET?

2 12516

What?s the role of the DataReader class in ADO.NET connections?

Honeywell, Ksb,

7 16014

Being fresher How would i answer to the question that what is your salary exception?

4 7758

I am fresh graduate, trained in C# .net. How do i answer when interview ask me , Where do you see yourself within 5 years from now?

2 10052

how can implement dropdownlist in particular of dataset when try to update?

TCS,

2776

How can you implement sub data grid in a master datagrid?

1 6866

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Un-Answered Questions { ADO.NET }

Define Execute Reader?

1059

How can I retrieve two tables of data at a time by using data reader? Data reader read and forward only, how is it possible to get 2 tables of data at a time?

974

What are the core objects of ADO.NET?

1044

How to add a check box or a dropdown list to a column in a datagrid?

970

What are the features of ado.net?

1031

What is the use of SqlCommandBuilder?

1206

Explain how to find the given query is optimised one or not?

1024

Which object needs to be closed?

2258

How will you differentiate between ADO (ActiveX Data Object) and RDO (Remote Data Objects)?

1028

What is the executescalar method?

1096

What is aggregating data ?

960

What is the difference between OLEDB Provider and SqlClient?

983

What is ado and rdo?

901

How to create data relations?

996

how Sequence to connect and retrieve data from database using dataset?

1292

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