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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).
What is waterfall model?
Hardware Hardware includes the cable and a Hub/Switch that will connect the participating computers together. Printers or any other peripherals connected to one computer can
The development of your learning module is very time consuming, so it is recommended that you begin creating your learning module during this first week. Before you begin, download
Memory unit of computer: The Memory unit is an important component of a computer where all the data and information are stored in the form of binary digits (combination of 0
The TCP/IP networking protocol suite is so basically named for two of its very most and important protocols: Transmission Control Protocol online tutoring Indication Manage
In this technique, the kernel knows about and handles the threads. No runtime system is required in this case. In place of thread table in each process, the kernel has a thread tab
Description A semaphore is a confined variable whose value can be accessed and changed only by the operations P and V and initialization operation known as ''Semaphoiinitislize''.
Communications Programs : By communications programs, we mean those programs which allow a computer to communicate via a transmission cable to another electronic device. Here we d
Time Sharing System: With the use multiprogramming, the batch processing can be quite efficient. However, for many jobs, it is desirable to provide a mode in which the user i
the chemical reactions in a battery produce ____________, each of which carries energy.
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