ADO.NET Interview Questions
Questions Answers Views Company eMail

FetCh Records No 5 to 10 From Dataset

4 4589

When multiple users attempt to modify data at the same time Ex user 1 is updating record at same time user2 deleted record sucessfully.now user1 has press update button . how to handle concurrency

Digital Group,

4 6652

What is the main difference between ADO and ADO.Net

HCL,

4 5420




once data is fetched into dataset connection gets closed. but in datareader connection is always maintained...then why datareader is fast and mainly recommended ?

2 3253

what is different between SqlCommand object and Command Behaviour Object

3 8426

what is bubbled event can u pls explain

Wipro,

3 4687

What are the three Objects of ADO.

10 4955

how would i implement dropdownlist in gridview using c#

2 4080




what is meant by connection pooling and event pumbling in ado.net

TCS,

3 6766

how to create a quiz software using 4 options to answer and how to check with answers in the database and award marks....

1 2270

What is the difference between a Dataset and DataReader? Can dataReader hold data from multiple tables?

Fulcrum Logic, Merrill Lynch,

3 5491

I loaded the dataset with a table of 10 records. One of the records is deleted from the backend, How do you check whether all the 10 records were present while updating the data(Which event and steps) and throw the exception.

Satyam, Fulcrum Logic,

2 5252

What are the ADO.NET Controls?

6 3775

i making a project using windows application c#, i want to show user name, password, and one button login. i wanna make it with sealed class .how its possible . when i clicked my login button all project should be open. pls cleare me.

1 3921

what is typed and untyped dataset

3 14525


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Un-Answered Questions { ADO.NET }

oledbdataadpter with ms access in c#.net giving exception System.Data.OleDb.OleDbException while writing adapter.update(dataset,"tabname"); how to update the database from dataset?

876


can we create synonymn in ms access,sql server,my sql if so explain me with example

692


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

1360


The answers which posted above is not satisfied my requirement? Can some one post teh exact answer? Thanx

557


Can we create Synonymns in MS Acess,My Sql Server,Sql Server? But iam we can create in oracle!

700


how to create a quiz software using 4 options to answer and how to check with answers in the database and award marks....

2270


What are the advantages of oledb compared with other classes?

1239