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Sce 221: Computer Programming Ii Question Paper

Sce 221: Computer Programming Ii

Course:Computer Engineering

Institution: Kenyatta University question papers

Exam Year:2010

KENYATTA UNIVERSITY
UNIVERSITY EXAMINATIONS 2010/2011
FIRST SEMESTER EXAMINATION FOR THE DEGREE OF BACHELOR OF SCIENCE COMPUTER
ENGINEERING

SCE 221: COMPUTER PROGRAMMING II
DATE: TUESDAY 30TH NOVEMBER 2010

TIME: 8.00 A.M – 10.00 A.M

INSTRUCTIONS:

QUESTION ONE (Compulsory)
(a)
Discuss the main drawbacks of Structured programming Languages that necessitated
advancement of OOP.

(4 Marks)
(b)
Briefly discuss how the following features are supported in programming languages.
(i)
Abstraction
(ii)
Polymorphism
(iii)
Overriding

(6 Marks)
(c)
Define the following terms, give example in each case.
(i)
Function overloading
(ii)
Object
(d)
Under what circumstance would programmer prefer structures and not class. (6 Marks)
(e)
Write a program to capture distance traveled against time and display the data in a tabular
form.

(10 Marks)

QUESTION TWO
(a)
Describe any three properties of a storable data item.

(6 Marks)
(b)
Describe how abstraction is achieved when using objects to implement systems. (6Marks)
(c)
Describe how code reuse speed up application development.

(8 Marks)
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QUESTION THREE
(a)
Explain main stages of application development. Discuss tools used in each stage.
(10 Marks)
(b)
What is template function?

(2 Marks)
(c)
Briefly outline main advantages and disadvantages of high level languages as compared
to low level languages.

(8 Marks)

QUESTION FOUR
ITRC is pleased with your outstanding performance in information technology courses especially
in programming. As such they would like to hire your services and attach you to library.
(a)
Write a program to capture details of available and new books.

(10 Marks)
(b)
Rewrite the program in 4(a) this time include:
(i)
Book borrowing
(ii)
Book return
(iii)
Display a list of available books.

(10 Marks)

QUESTION FIVE
(a)
Explain role played by pointer in memory management, how is this achieved?
(b)
Write a program using reference variables as arguments to swap the values of a pair of
integers.

(7 Marks)
(c)
Briefly explain how virtual function achieves run time polymorphism.
(8 Marks)

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Sce 221: Computer Programming Ii Question Paper

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