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NATIONAL OPEN UNIVERSITY OF NIGERIA

UNIVERSITY VILLAGE, PLOT 91, CASDASTRAL ZONE, NNAMDI AZIKIWE EXPRESS WAY, JABI, ABUJA.
FACULTY OF SCIENCES
JANUARY 2013 EXAMINATION

COURSE CODE:                                                                              CIT351                                                                

COURSE TITLE:                                                                             C# Programming

DURATION:                                                                                     3 Hours

INSTRUCTIONS:                                                                            Answer any Four (4) Questions

 

1a. In the event that an application is saved as University.cs, outline the steps Involved in producing and running this application.                          (16 marks)

1b. Static Properties are usually used in C# programming. List these categories.  (9 marks)

[Total =25 marks]

 

2. Following from your knowledge of C# programming, explain any five (5) template    types accessible in Visual C# projects.               

[Total =25 marks]

 

3. To enable you answer the questions that follow, you are required to examine the source code in the window below:

3a. What is the main reason for defining the ‘MyForm’ class?                      (3 marks)

3b. Write down the specific methods which the MyForm class defines.                  (16 marks)          

3c. Identify and state the sort of application for which this window is displayed.    (6 marks)

[Total =25 marks]

 

4a. Describe how memory leaks are handled in C# programming? (5 marks)

4b. Write the principle that directs the accomplishment of the following:

  1. Grouping statements into one unit                                     (10 marks)
  2. Designating an end statement                                                         (10 marks)

[Total =25 marks]

 

5a. List 3 regular programming tasks carried out in VisualStudio.NET.            (15 marks)

5b. State the key role of the Solution Explorer in C# programming.                  (10 marks)

[Total =25 marks

 

6a.Based on your knowledge of C# programming, describe the procedure for enhancing a source code.                                                                                (10 marks)

6b. State the relevance of VisualStudio.NET in the context of IDE.                     (15 marks)

[Total =25 marks]


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