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PROGRAM-BCA
(REVISED FALL 2012)
SEMESTER-5
SUBJECT
CODE & NAME-BCA5020- VISUAL PROGRAMMING
CREDIT-4
BK
ID-B1872
MAX.
MARKS-60
Q1.
What is event driven programming? List and explain the advantages of event
driven programming. [2+4*2]10
Answer.
Event
driven programming
In event driven or event based
programming the flow of program is determined by events. It relies on events,
triggers and handlers, program executed based on the event will be triggered by
the GUI elements. Event driven programming can also be defined as an
application architecture technique here the application has a main loop and
Q2.
What is IDE? List and explain its components. Discuss the environment with
windows IDE environment. [2+3+5]
Answer.
IDE
An integrated development
environment (IDE) is a programming environment that has been packaged as an
application program, typically consisting of a code editor, a compiler, a
debugger, and a graphical user interface (GUI) builder.
Components
of IDE
Q3.
Explain the comparison and logical operators available in VB .NET.[5+5]
Answer.
Comparison
and logical operators available in VB .NET
Comparison
operators
These operators compare the
relationship between given string or numbers and have the value one if the
condition is true otherwise 0 for false. String will be generally compared by
taking the character one by one from each of the string. The figure listing of
comparison operators supported by VB.NET language.
Q4.
Discuss the concept of constructor and destructor with appropriate example. [5+5]
Answer.
Concept
of constructor and destructor with example
Constructor is defined as constructor in a
class is a special type of subroutine is called to create an object. It
prepares the new object for use, often accepting parameters that the
constructor uses to set member variables required for the object to reach a
valid state. It is called a constructor because it constructs the values of
data
Q5.
What is attributes? Explain its properties. Discuss the targets of attributes. [2+3+5]
Answer.
Attributes
Attributes provide a powerful
method of associating metadata, or declarative information, with code
(assemblies, types, methods, properties, and so forth). After an attribute is
associated with a program entity, the attribute can be queried at run time by
using a technique called reflection.
Q6.
Explain the components of tarsus platform. Explain three types of application
operations.[5+5]
Answer.
Components
of tarsus platform
The Tersus technology is used to
create various software applications, from small strategic applications to high
end, operation critical systems for processing financial transactions. Tersus
is specifically suitable for complex
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