NATIONAL OPEN UNIVERSITY OF NIGERIA

UNIVERSITY VILLAGE, PLOT 91, CASDASTRAL ZONE, NNAMDI AZIKIWE EXPRESS WAY, JABI, ABUJA.
FACULTY OF SCIENCES
MARCH 2018 EXAMINATION

COURSE CODE: CIT 351

COURSE CREDIT: 2

COURSE TITLE: C# PROGRAMMING

TIME ALLOWED:  2 Hours

INSTRUCTION: Answer question 1 and any other three (3) questions; Total score = 70

QUESTIONS

1a. Assuming you were invited to an interview in a Software development firm and the panellists asked you to convince them of the significance of ‘statements’ for program execution in C# Programming. What reasons would you give to persuade them?  (10 marks)      

1b. How are naming standards derived in C# Programming? (4 marks)

1c. Assuming you are required to build a C# application on a notebook  running Windows,  state the minimal requirements to be met prior to building this application. (11 marks).

[Total = 25 marks]

2a. Outline the procedure required to generate and run an application saved as Assessment.cs (8 marks)

2b. State the standard rule for accomplishing the following tasks in C# Programming:

1. Designating an end statement.  ( 2 marks)
2. Enhancing source code legibility  ( 2 marks)                                           

2c. List the three (3) permissible forms of comments allowed in C#. (3 marks)

[Total = 15 marks]

3a. Explain the statement ‘C# is a programming language designed for the Common Language Infrastructure. (4 marks)                                                                              

3b. Give a short explanation of the following C# Primitives:

1. String (1 mark)
2. Int64 (1 mark)
3. SByte  (1 mark)
4. Char (1 mark)
5. Object  (1 mark)

3c. List three (3) core tasks that can be performed in a C# project within the VisualStudio.NET setting. (6 marks)

[Total = 15 marks]

4a. Give a concise description of how memory leaks are handled in C# programming. (1 mark)

4b. Write down the procedure of grouping ‘statements’ in C# Programming. (8 marks) 

4c. State the three (3) main categories of  Static properties commonly employed in C# programming.(6 marks)

[Total = 15 marks]

5a. Generally, VisualStudio.NET is regarded as an Integrated Development Environment. State five (5) good reasons to support this statement. (10 marks)       

5b.Write down the command for building a console application named NOUN.cs within the hard drive. (2 marks).

5c. Give a concise description of the concept of case-sensitivity in C# programming language.  (3 marks)

[Total = 15 marks]