Download SGBAU BSc 2019 Summer 5th Sem CA IT Programming in C Sharp Question Paper

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B.Sc. (Part—IIT) Semester—V Examination

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58 : COMPUTER APPLICATION/INFORMATION TECHNOLOGY

(Programming in C#)

Time : Three Hours] [Maximum Marks : 80

Note :— (1) All questions are compulsory.

(2) Question 1 carries 8 marks and all other questions carry 12 marks.

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(3) Assume suitable data wherever necessary.

1. (A) Fill in the blanks :
   1. ___ are the non executable statements of a C# program.
   2. ___ is called automatically whenever an object is destroyed.
   3. In operator overloading it is not possible to change ___ and ___ of an existing operator.
   4. ___ is used for multiple decision making.

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   (B) Choose the correct alternative :
   1. ___ is used to convert the result of an expression into desired type.
      1. typing
      2. type casting
      3. update
      4. change

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   2. In method overloading the method name is same, but changes must be in,
      1. Type of arguments
      2. Number of arguments
      3. Sequence of arguments
      4. Any of these

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   3. ___ are just used for Inheritance.
      1. Abstract class
      2. Base Class
      3. Derived class
      4. None

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   4. ___ is used to take a part of a string.
      1. copy ()
      2. compare ()
      3. length ()
      4. substring ()

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   (C) Answer the following in one sentence :—
   1. What is MSIL ?
   2. What is (?:)?
   3. What are constants ?
   4. What are events ?

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2. (A) Differentiate between C and C#. 6 (B) Explain the .NET framework.

   OR

3. (A) State and explain the characteristics of C#. 6 (B) What is .NET approach ? State and explain its advantages. 6
4. (A) State and explain the structure of C# program. 6 (B) What are the data types supported by C# ? Explain. 6

   OR

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5. (A) What is command line argument ? Explain. 6 (B) Explain:
   1. Default Values
   2. Reference type
   3. Constant.
   6
6. (A) What are bitwise operators ? Explain 6 (B) Write a program to check whether Input year is Leap year or No: in C#. 6

   OR

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7. (A) Write a program in C# to print table of a number. 6 (B) How multiple decision making is done in C# ? Explain with example. 6
8. (A) State and explain types of Parameters used in method. 6 (B) Write a program in C# to print transpose of a matrix. 6

   OR

9. (A) How strings are handled in C# ? Explain with example. 6 (B) Write a program to search a number in an array using sequential search. 6

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10. (A) State and explain the difference between structure and class. 6 (B) What is enumerator ? Explain. 6

    OR

11. (A) What are constructors ? Explain types of constructors. 6 (B) Explain the following :-
    1. this
    2. static members.
    6

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12. (A) What are Interfaces ? Explain. 6 (B) What is operator overloading ? Explain. 6

    OR

13. (A) What are delegates ? Explain. 6 (B) What is an Abstract class ? Explain with example.

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