NIELIT Question Paper : O Level Course Application of .Net Technology

Name of the Institute : National Institute of Electronics and Information Technology (nielit.gov.in)
Name of the Course : O Level Course
Subject Code/Name : M4.1R4/Application Of .Net Technology
Document Type : Old Question Paper
Location : India
Website : nielit.gov.in

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NIELIT .Net Technology Sample Paper

M4.1-R4:
PART ONE :
(Answer all the questions)
1. Each question below gives a multiple choice of answers. Choose the most appropriate one and enter in the “tear-off” answer sheet attached to the question paper, following instructions therein. (1×10)

Related / Similar Question Paper :
NIELIT O Level Course Application of .Net Technology Question Paper 2017

1.1 The .NET technology platform is based on two core technologies
A) .NET product and .NET platform.
B) XML and the suite of Internet Protocols.
C) .NET Framework and the .NET Enterprise server.
D) C# and VB.NET languages.
1.2 Custom Validator is used to

A) display all the validation error message grouped together.
B) validate a control to check whether it is empty.
C) perform validation on a control by using user defined functions.
D) validate the layout of controls.

1.3 DataColumnCollection class “Item” property
A) determines whether the collection of “DataColumn” objects is read only.
B) add or remove DataColumn objects.
C) stores the name of the DataColumn objects.
D) retrieves a specified DataColumn object from the collection of columns.

1.4 In Windows Form Application, the Application.Run() method
A) is responsible for starting the standard application message loop.
B) controls the application’s starting and stopping process.
C) allows messages in the queue to be processed.
D) displays the “splash screen”.

1.5 DataViewRowState.CurrentRows lists all the rows
A) that have been newly created.
B) that have not changed in any way.
C) that have been retrieved.
D) except those that have been deleted.
M4.1-R4 Page 2 of 5 January, 2012

1.6 In VB.NET, “StartPosition=WindowsDefaultLocation”
A) shows the form at the windows default location.
B) shows the window in the maximized state.
C) shows the form centered in the owner.
D) show the window in its minimized state.

1.7 Menus can be adjusted at the run time
A) yes
B) no
C) yes, but only if they have been declared as context sensitive / popup menus
D) yes, but only if it is created at run time through code and not otherwise

1.8 structs can be derived from
A) System.Data
B) System.ValueType
C) any class
D) any struct

1.9 Which of the following is not a .NET compatible language?
A) C++
B) J++
C) VB.NET
D) Java

1.10 The virtual modifier applies to
A) function members
B) class methods and properties
C) class and function members only
D) static method only

2. Each statement below is either TRUE or FALSE. Choose the most appropriate one and ENTER in the “tear-off” sheet attached to the question paper, following instructions therein. (1×10)
2.1 DataAdapter.Update command returns or sets a T-SQL statement or stored procedure used to update records in a data source.
2.2 Untyped datasets are classes that inherit from the Dataset class but are created using the information in the XML schema.
2.3 In VB.Net, Int32 is limited to a maximum value of 2147483647.
2.4 System.Collections contains the classes to support Windows Applications Projects.
2.5 CLR supports both object-oriented as well as procedural languages.
2.6 Reference type variables store the reference of the actual data.
2.7 ‘==’ and ‘!=’ operators can be overloaded separately.
2.8 XmlTextReader class is a forward-only reader that has methods that return data on content and node types.
2.9 Pointers can not be used in C#.
2.10 Structure are reference types in .NET structure.

4.1 Static constructs ________ have parameters in C#.
4.2 ________ methods cannot be overridden in C#.
4.3 If you use a wrong indexer value (in C#) where no element exists in an array, an exception of the type ________ is thrown.
4.4 If a block of code is marked as checked in C#, CLR will enforce ________ checking.
4.5 Passwords for ASP websites can be stored in ________ object.
4.6 A DataReader is a ________ view of query result.
4.7 A DataView can be ________.
4.8 ________ is a Server Object property.
4.9 ________ file contains the code required for web services events.
4.10 More than one ________ directive can be set per .aspx page.

PART TWO :
(Answer any FOUR questions)
5. a) Discuss the concept of properties in C#. Explain with an example.
b) In C# what are static constructors?
c) What is ID Selector in ASP.Net? (5+5+5)
6. a) What is Cookie? Where is it used in .NET?
b) How are user defined casts implemented in C#. Explain with an example.
c) Name any five operators in C# that cannot be overloaded. (4+6+5)
7. a) What are server controls? Discuss in brief.
b) Write the code snippet for creating three radio buttons in an ASP page labeled RB01, RB02 and RB03, respectively.
c) Name and explain three events stored in the Global.asax file. (5+5+5)
8. Explain the following in briefly.
a) Execute and Transfer method
b) HTMLEncode method
c) ACID rule of thumb for transactions (5+5+5)
9. a) Compare and contrast C# and VB.NET classes.
b) Explain the role of XML in Data Access.
c) Explain the working of DataReader object with special emphasis on its creation, manipulation and disposal. (5+5+5)