University of Mumbai 2005 B.Sc Information Technology TY IT C# Regular - Question Paper

Duration -3 Hours

Marks – 100

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Question: -1- Write a short notes on the subsequent.
1. Immutable string.
2. Difference ranging from interface and class.
3. Data kind in C#.
4. 8 differences ranging from Java and C#.
5. .NET Framework.
6. Exception handling in C#.
7. Operation Polymorphism.

Question: -2
1. discuss 4 kinds of method parameters.
2. Write a program that prints the subsequent format: -
#####
####
###
##
#
3. discuss the function of break, continue on and goto example.

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Question: -3
1. Write a program to convert the temperature in Fahrenheit (starting from 98.5 to 102 in steps of 0.1)to Celsius using the formula C=(F-32)/1.8 and display the value in the tabular form.
2. discuss method overriding. Show a program that implements this concept.
3. Draw the flow chart and discuss the activities of CLR for executing a program.

Question: -4
1. What is an array list? Write a program using array list.
2. discuss mutable strings in brief.
3. Write a program to show the creation and implementation of delegates.

Question: -5
1. Write a program to print the subsequent Floyd's triangle: -
1
23
456
78910
11........15
............
79.........81
2. What is a property? How do we declared and use it?(Show a program)
3. discuss the functions of the following:-
a) CopareTo ()
b) Cocat()
C) LastIndexOf()
d) Remove()
e) Trim()
f) Substring()

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Question: -6
1. provide a list of mark ranging from 0-100, write a program to calculate and print the of students who have found marks.
a) In the range 81 to 100
b) in the range 61 to 80
c) in the range 41 to 60 and
d) in the range 0 to 40
2. i) elaborate static methods? When do we use it?
ii) What is a read-only member? When and why do we use it?
3. elaborate interfaces? Write a program to show the implementation of multiple interfaces.

Question: -7
1. What is operator overloading? Write a program to show the implementation of unary operator.
2. discuss structures? Show how to implement structures in the class.

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Earning:   Approval pending.