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Quiz for ADO.NET





1. Which .net Data Provider offers best performance when connected to SQLServer Database ?

OLEDB provider
ODBC provider
SQLServer .NET Data Provider
SQLServer Data provider

2. What is the Best approach that has to be used, if you need continuous connection to the Database ?

ADO.NET
ADO
Both
None of the above

3. Which of the following statements is true about Dataset ?

Dataset can store only one table in its cache
Dataset cannot store any tables in the cache
Dataset stores tables in the cache,only when cache set to true
Dataset can store multiple tables in cache

4. The Databases that make up the data in a dataset

Should be from Single database source
Can be from multiple databases bases which are homogeneous
Can include many heterogeneous databases sources
None of the above

5. In ADO, the data from one component to other is sent in Binary format, where as in ADO.Net it is sent in

Binary format only
Text Stream
XML Format
None of the above

6. Which object of ado.net has the best performance,for retrieving the data

DataSet
DataReader
Data Provider
Dataadapter

7. No of records in memory at any given point of time when the DataReader reads the Data

All reacords pulled by the reader
Only one record at a time
Depends on the data provider
Depends on the data source

8. Which type of Dataset supports schema ?

Typed
UnTyped
Mixed
All types

9. Which Dataset gives easier access to the contents of the table ?

UnTyped
Mixed
Typed
All types

10. How do the SQL classes in .Net Communicate to SQLServer ?

TDS - Tabular Data Stream
OLEDB
ODBC
None of the above

11. Which of the following Namespace is used for better performance when connecting to SQLServer ?

System.Data
System.Data.SQLClient
System.Data.Oledb
System.Data.OracleClient

12. If the DSN (Data Source Name) has to be used with SQL Server, which namespace has to be imported ?

System.Data.SQLClient
Sytem.Data.ODBC
System.Data.OracleClient
System.Data.Oledb

13. When we need to retrieve only a single value from the Database,which Method is efficient

ExecuteReader()
ExecuteScalar()
ExecuteNonQuery()
ExecuteXmlReader()

14. If we are not returning any records from the database which method is used

ExecuteReader ()
ExecuteScalar ()
ExecuteXmlReader()
ExecuteNonQuery()

15. OLEDB Connection Pooling is handled by OLEDB.Net Provider and SQLClient Connection pooling is handled by

OLEDB Provider
SQL Provider
Windows 2000 Component Service
ODBC provider

16. Which object in ADO.Net is similar to the Recordset object of ADO ?

DataSet
DataReader
DataProvider
DataAdaptor

17. State whether the following statement is true or false.ADO.NET does not have the inherent cursor object but has data classes that include functionality of cursors

False
True
Both 1 and 2
None of the above

18. To populate the data set, which methord of DataAdapter is uesd

GetData()
FillData()
FillDataset()
Fill()

19. Which of the following statement is true ?

ADO.net is slower than Ado
Ado.net is faster than ado on all counts of connected and disconnected recordsets
Ado.net is faster than ADO for disconnected recordsets because under ADO, COM marshalling between tiers requires that values in a recordset be converted to values recognized by COM
ADO.net is slower than Ado for disconnected recordsets because under Ado.net, COM marshalling between tiers requires that values in a recordset be converted to values recognized by COM

20. Two users are trying to update the row in a database at the same time.Assuming that optimistic concurrency is not used for concurrency control in this case, what will be the result ?

The Second Update overwrites the first update
Error will be raised when the Second update happens
Second update does not happen at all
None of the above



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HTML Quizes
HTML Quiz
XHTML Quiz
CSS Quiz
TCP/IP Quiz
CSS 1.0 Quiz
CSS 2.0 Quiz
HLML Quiz
XML Quizes
XML Quiz
XSL Quiz
XSLT Quiz
DTD Quiz
Schema Quiz
XForms Quiz
XSL-FO Quiz
XML DOM Quiz
XLink Quiz
XQuery Quiz
XPath Quiz
XPointer Quiz
RDF Quiz
SOAP Quiz
WSDL Quiz
RSS Quiz
WAP Quiz
Web Services Quiz
Browser Scripting Quizes
JavaScript Quiz
VBScript Quiz
DHTML Quiz
HTML DOM Quiz
WMLScript Quiz
E4X Quiz
Server Scripting Quizes
ASP Quiz
PERL Quiz
SQL Quiz
ADO Quiz
CVS Quiz
Python Quiz
Apple Script Quiz
PL/SQL Quiz
SQL Server Quiz
PHP Quiz
.NET (dotnet) Quizes
Microsoft.Net Quiz
ASP.Net Quiz
.Net Mobile Quiz
C# : C Sharp Quiz
ADO.NET Quiz
VB.NET Quiz
VC++ Quiz
Multimedia Quizes
SVG Quiz
Flash Quiz
Media Quiz
SMIL Quiz
Photoshop Quiz
Gimp Quiz
Matlab Quiz
Gnuplot Programming Quiz
GIF Animation Quiz
Scientific Visualization Quiz
Graphics Quiz
Web Building  Quizes
Web Browsers Quiz
Web Hosting Quiz
W3C Quiz
Web Building Quiz
Web Quality Quiz
Web Semantic Quiz
Web Careers Quiz
Weblogic Quiz
SEO Quiz
Web Site Hosting Quiz
Domain Name Quiz
Java Quizes
Java Quiz
JSP Quiz
Servlets Quiz
Struts Quiz
EJB Quiz
JMS Quiz
JMX Quiz
Eclipse Quiz
J2ME Quiz
JBOSS Quiz
Programming Langauges Quizes
C Quiz
C++ Quiz
Visual Basic Quiz
Data Structures Using C Quiz
Cobol Quiz
Assembly Language Quiz
Mainframe Quiz
Forth Programming Quiz
Lisp Programming Quiz
Pascal Quiz
Delphi Quiz
Fortran Quiz
OOPs Quiz
Data Warehousing Quiz
CGI Programming Quiz
Emacs Quiz
Gnome Quiz
ILU Quiz
Soft Skills Quizes
Communication Skills Quiz
Time Management Quiz
Project Management Quiz
Team Work Quiz
Leadership Skills Quiz
Corporate Communication Quiz
Negotiation Skills Quiz
Database Quizes
Oracle Quiz
MySQL Quiz
Operating System Quizes
BSD Quiz
Symbian Quiz
Unix Quiz
Internet Quiz
IP-Masquerading Quiz
IPC Quiz
MIDI Quiz
Software Testing Quizes
Testing Quiz
Firewalls Quiz
SAP Module Quizes
ERP Quiz
ABAP Quiz
Business Warehousing Quiz
SAP Basis Quiz
Material Management Quiz
Sales & Distribution Quiz
Human Resource Quiz
Netweaver Quiz
Customer Relationship Management Quiz
Production and Planning Quiz
Networking Programming Quizes
Corba Quiz
Networking Quiz
Microsoft Office Quizes
Microsoft Word Quiz
Microsoft Outlook Quiz
Microsoft PowerPoint Quiz
Microsoft Publisher Quiz
Microsoft Excel Quiz
Microsoft Front Page Quiz
Microsoft InfoPath Quiz
Microsoft Access Quiz
Accounting Quizes
Financial Accounting Quiz
Managerial Accounting Quiz

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