Higher Certificate in Engineering Exam - Computer Applications and Programming, Exams of Computer Programming

Download Higher Certificate in Engineering Exam - Computer Applications and Programming and more Exams Computer Programming in PDF only on Docsity! Cork Institute of Technology Page 1 of 3 Higher Certificate in Engineering in Electronic Engineering – Award (NFQ – Level 6) Summer 2007 Computer Applications & Programming (Time: 3 Hours) Answer ANY five questions. All questions carry equal marks. Examiners: Dr. D.O’Donovan Mr. D. Denieffe Dr. R O Dubhghaill 1. (a) Describe the operation of the Binary Search algorithm. Use the list: 1 4 9 45 78 90 345 765 to illustrate how the value 4 is located using the Binary search algorithm. [8 %] (b) Write code to implement the Binary Search algorithm in BASIC. [12 %] 2. (a) Compare & Contrast the Select Sort and Bubble Sort Algorithms. [6 %] (b) Write a program that sorts an array of 50 integers using the Select Sort Algorithm. [10 %] (c) Describe how arrays may be dynamically resized in Visual Basic. How are contents of the array maintained? [4 %] 3. (a) State and describe the important properties of three of the following Visual Basic controls: • Text box • List box • Check box • Timer [6 %] Page 2 of 3 (b) Write a program in Visual Basic to accept 10 numbers from the keyboard using a text box called “InputText”. A command button called “AddButton” should be used to add the value currently in the text box “InputText” to a list box called “UnsortedList”. Another command button “DisplayList” should be used to activate/deactivate a timer called “TimerDisplay” to display each value in the list box “UnsortedList” at 0.5 seconds intervals in a label called “DisplayLabel”. See Figure 3.1 [14 %] Figure 3.1 4. (a) Describe what is meant by: o Hardware address [2 %] o IP address [2 %] o Internet address [2 %] o Client/Server architecture [2 %] (b) Compare RISC and CISC architectures. [12 %]