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Question 1:
(a) Describe the three ways of classification of Database management systems (DBMS).
(b) Why are System Analysts and Database Administrators needed in companies?
(c) One important function of DBMS is data integrity. Explain this function.
Question 2:
(a) Write short notes on web portal.
(b) Explain what is E-Commerce and how it has arisen in businesses from the traditional commerce like electronic data interchange (EDI).
QUESTION (a) Write a program to swap two names between two variables for examples: N1 = "Mary Anne" N2 = "Queen Mary". The program should make use of an appropriate Fu
The use of manage files very much facilitates the creation of files and programmer can focus on other aspects of the programming lacking worrying on details which can be handled by
AsBased on Chapter Review Problems from the book. 1 #1. What is meant by data independence? Explain your answer. #2. Identify two benefits of separating application software fr
Array: Array : In programming, when large amount of related data needs to be processed and each data element is stored with different a variable name, it becomes very diffic
Operating System: Operating System is the software that manages all the computers' resources to optimize its performance provides common services for efficient execution of v
Advantages of Computerized Record-keeping Less manpower is required for upkeep. Recording, storing, and retrieving are all much faster: easier and with little practice
Basic steps/tasks involved in spreadsheets development
Another way of classifying a computer system is based upon its size and capabilities: Microcomputers: Microcomputers are systems based on the use of microprocessors. A Micr
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