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

ADO.NET Interview Questions

Questions Answers Views Company eMail

ADO and ADO.NET differences ?

Microsoft,

2 5875

What are the steps in connecting to database ?

Microsoft,

2 6157

How do we invoke queries from the application ?

ICICI, Microsoft,

2 9810

What is the provider and namespaces being used to access oracle database?

E2E, Microsoft,

5 10958

What does connection string consists of ?

Digital GlobalSoft,

4 11276

Where do you store connection string ?

Digital GlobalSoft,

3 9781

What is dataset and tell about its features. What are equivalent methods of previous, next etc. Of ADO in ADO.NET ?

Digital GlobalSoft,

1 5325

What providers does ado.net uses internally ?

Digital GlobalSoft,

3 7060

What providers do you use to connect to oracle database ?

Digital GlobalSoft,

4 8111

About ADO and its objects ?

DELL,

1 4579

Write steps of retrieving data using ado.net ?

Keane India Ltd,

3 13984

Call a stored procedure from ado.net and pass parameter to it ?

Keane India Ltd, TCS,

7 24717

Where does ADO.NET and XML web services come in the architecture ?

IBM, TCS,

1 11711

What does ADO.NET consists of ?

TCS,

7 14270

What is the key feature of ADO.NET compared to ADO ?

TCS,

3 8945

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Un-Answered Questions { ADO.NET }

How can we add/remove row's in "datatable" object of "dataset"?

1025

What are the Data providers in ADO.Net?

1019

How can we save all data from dataset?

1004

How do you implement locking concept for dataset?

997

What are datareaders?

982

Which is faster sqldataadapter and sqldatareader?

929

What is ado.net in vb net?

927

How can we check that some changes have been made to dataset since it was loaded?

971

What are the pre-requisites for connection pooling?

1006

What are the advantages using ado.net?

1039

What do you mean by ‘batch updates’?

1045

What is the difference between the clone() and copy() methods of the dataset class?

1089

Which provider is used to connect ms access, oracle, etc…?

1004

Explain the DataAdapter.Update() and DataSetAcceptChanges() methods.

1016

Can we do database operations without using any of the ado.net objects?

992

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