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NATIONAL OPEN UNIVERSITY OF NIGERIA

UNIVERSITY VILLAGE, PLOT 91, CASDASTRAL ZONE, NNAMDI AZIKIWE EXPRESS WAY, JABI, ABUJA.
FACULTY OF SCIENCES
SEPTEMBER 2020 EXAMINATION

COURSE CODE: CIT 322
COURSE TITLE: INTRODUCTION TO INTERNET PROGRAMMING
CREDIT: 3 UNITS
TIME ALLOWED: 2½ HOURS
INSTRUCTIONS: ANSWER QUESTION ONE (1) AND ANY FOUR (4) OTHERS


1 (a) with aid of a relevant example, analyze how the Application Programming Interface (APIs) provides application with access to external services and databases. (3 marks)
(b) Creating and Modifying XML Documents involve a series processes, Concisely summarize these processes (4 marks)
(c) In HTML, it is possible to control the size of the text area by specifying the size attribute. Write the HTML codes that provides three different sizes for your text fields. (5 marks)
(d) HTML tag is the root of the html document which is used to specify that the document is html. Outline briefly the six characteristics of HTML Tags? (6 marks)
(e) Identify the four minimum elements or tags that should be included in a basic structure for all HTML (4 marks)


2 (a) User interface (UI) design is the process of making interfaces in software or computerized devices with a focus on looks or style, illustrate the meaning User Interface? (8 marks)
(b) Summarize five essential services that are expected in any service-oriented environment such as in Web services. (4 marks)


3 (a) Popup boxes are used to display a message, along with an “OK” button, analyze three different types of popup box available in JavaScript (8 marks)
(b) Outline the features of HTML password Field? (4 marks)


4 (a) Write an HTML code to represents the use of Internal CSS code in a simple and functional Web page design. (6 marks)
(b) Analyze the features of the historical development of Intranet (6 marks)


5 (a) Common Gateway Interface is a standard that permits the addition of dynamicfunctionalities to static web pages. Critically identify the concepts of Common Gateway Interface (CGI)? (8 marks)
(b) The Internet information services (IIS) is a web server developed by Microsoft and used to host the Web application, critically justify its concept in relation to ASPs (4 marks)


6 (a) Identify the concepts of Web Browser (8 marks)
(b) With aid of relevant HTML codes, describe the concept of CellSpacing attribute (4 marks)


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