B.C.A. (Semester (CGPA) Examination, 2017
VISUAL PROGRAMMING
Day Date: Thursday, 13-04-2017 Max. Marks: 70
Time: 10.30 AM to 01.00 PM
N.B. Q.1 and Q.7 are compulsory.
Attempt any two questions from Q. 3 and 4.
Attempt any one question from Q. 5 and 6.
All question carry equal marks.
Q.1 Choose correct alternatives: 14
What is return type of constructors?
int float void None of these
____operator can be used to concatenate two or more String
objects.

Which of the following statement is correct?
A struct can contain properties
A struct can contain constructors
Both a and b
None of these
Which form of inheritance is not supported directly by
.NET?
Multiple inheritance Multilevel inheritance
Single inheritance Hierarchical inheritance
The process of defining two or more methods within same
class that have same name but different parameters lists is
known as method overriding.
True False
is used to declare a base class method while
performing overriding of base class methods.
this virtual override extend
The DataAdapter object is used as an intermediary between
the DataSet object and the data provider.
True False
is used to select one option from a set of options.
CheckBox GroupBox
RadioButton ComboButton
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SLR-U 23
Does C#.NET support partial implementation of interfaces?
True False
10)Select the correct statement about an Exception.
It occurs during loading of program
It occurs during Just-In-Time compilation
It occurs at run time
All of these
11)In event-driven programming an event is generated by
the system user's action
Both a and b none of these
12) Which of the following control is always read-only?
TextBox Label
RichTextBox All of these
13) The method that will be invoked by a delegate
compile time run time
load time link time
14)Which of the following assemblies can be stored in Global
Assembly Cache?
Private Assemblies Friend Assemblies
Shared Assemblies Public Assemblies
Q.2 Define Data Set. Give its advantages. 05
Explain different methods of Thread class. 05
Define FileInfo DirectoryInfo 04
Q.3 Explain the steps to create and deploy an application. 05
Explain indexer with suitable example. 05
List the features of assemblies. 04
Q.4 Write a program for implement method overloading. 05
What is Delegate? Explain the applications. 05
Write note on ref and out parameter. 04
Q.5 What are Anonymous methods? Explain with suitable example. 07
Explain ArrayList collection class with its advantages. 07
Q.6 Explain architecture of ADO.Net. 07
Create a window application to add a new record using stored
procedure.
07
Q.7 Write short notes on the following (Any two) 14
Run-time polymorphism
Thread Synchronization
CheckBox and RadioButton Control