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web technology Online Quiz - 156

Description: web technology Online Quiz - 156
Number of Questions: 20
Created by:
Tags: web technology
Attempted 0/20 Correct 0 Score 0

What are basic methods of Data adapter

  1. Fill

  2. Read

  3. Clear

  4. FillSchema


Correct Option: A,D

What are the various objects in Dataset

  1. DataTable

  2. DataRow

  3. DataColumn

  4. DataCollection


Correct Option: A,B,C

What are the methods available in command object

  1. ExecuteNonQuery

  2. ExecuteQuery

  3. ExecuteReader

  4. ExecuteScalar


Correct Option: A,C,D

Which method is used to commit all changes in the DataSet or DataTable?

  1. Update()

  2. AcceptChanges()

  3. GetChanges()

  4. All the above


Correct Option: D

Which method is used to create a new row in a table

  1. NewRow()

  2. Add()

  3. Read()

  4. ExecuteReader()


Correct Option: A

Which method is used to Get the name of the specified column from SqlDataReader (or any ADO.NET DataReader)?"

  1. GetSqlValue ()

  2. GetOrdinal ()

  3. GetName ()

  4. all the above


Correct Option: C

How to add auto increment column in the DataTable?

  1. auto.AutoIncrementSeed = 1

  2. auto.AutoIncrement = true

  3. auto.Increment = true;

  4. auto.IncrementSeed = 1;


Correct Option: B

What are the classes those are used for database connections between sql server and asp.net.

  1. SqlDataReader

  2. SqlConnection

  3. SqlCommand

  4. SqlClientPermissionAttribute


Correct Option: A,B,C,D

What are the layers available in ADO.NET.

  1. The Physical Data Store

  2. The DataSet

  3. The Data Provider

  4. All the above


Correct Option: D

What are the type of database connection in ADO.NET

  1. SQL Connection

  2. Oracle Connection

  3. Oledb connection

  4. XML connection


Correct Option: A,B,C,D

Syntax for creating a connection object

  1. SqlConnection conn = new SqlConnection(

  2. SqlConnection conn=null; conn=new SqlConnection(

  3. SqlConnection conn = SqlConnection(

  4. All the above


Correct Option: A,B

Syntax for creating a SqlDataReader Object

  1. SqlDataReader rdr = cmd.ExecuteReader();

  2. SqlDataReader rdr = ExecuteReader();

  3. SqlDataReader rdr = cmd.Execute();

  4. SqlDataReader rdr = cmd.ExecuteScalar();


Correct Option: A

What aer the tasks SqlDataAdapter performs when filling a DataSet with data

  1. Close connection

  2. Open connection

  3. Retrieve data into DataSet

  4. Write changes from DataSet to data source


Correct Option: A,B,C

which are all the set of JSP tags defined in the JSP 1.0 specification

  1. Directives , Declarations , Scriptlets , Comments , Expressions

  2. Directives , Scopes , Scriptlets , Comments , Expressions

  3. Directives , Declarations , Scriptlets , Comments , Objects

  4. Directives , Tags , Scriptlets , Comments , Expressions


Correct Option: A

Which directive allows substitution of text or code to occur at translation time specified by file or URL reference ?

  1. Import

  2. Include

  3. Substitute

  4. None of the above


Correct Option: B

What is the syntax to invoke a servlet within the HTML tag ?


Correct Option: A

What are the ways to call a JSP(TestDisplay.jsp) from a Servlet ?

  1. getServletContext().getRequestDispatcher("/DateDisplay.jsp").forward(HttpServletRequest,HttpServletResponse);

  2. sendPage("TestDisplay", HttpServletRequest,HttpServletResponse)

  3. callPage("TestDisplay", HttpServletRequest,HttpServletResponse)

  4. HttpServletResponse.sendRedirect("/TestDisplay.jsp")


Correct Option: A,C,D

What are the valid values of the scope parameter in the jsp:useBean attribute ?

  1. page , request , out , application

  2. request , response , session , out

  3. page , request , session , application

  4. request , response , session , application


Correct Option: C

what is the default value for the Attribute session of the Page Directive ?

  1. True

  2. False

  3. Boolean

  4. -1


Correct Option: A

The Tester's view of quality means

  1. Meeting requirements

  2. Doing it the right way

  3. Doing it right the first time

  4. Fit for use

  5. Doing it on time


Correct Option: D
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