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Question :
(a) Database Management Systems (DBMS) is the foundation of business intelligence. Explain the following concepts related to DBMS:
(i) Entity Relationship Diagram (ii) Normalization (iii) Structured Query Language (iv) Data Mining
(b) Explain TWO disadvantages of a DBMS.
(c) With reference to a high-tech organization, describe with examples, FOUR different types of Knowledge Management Systems (KMS) that are used to share knowledge among employees?
What are the two statements regarding transaction? The two statements regarding transaction of the form are:- A) Begin transaction B) End transaction
Explain the terms primary key, candidate key, alternate key and secondary key. In the given table identify every key? STUDENT(SID,Regno, Name, City) Primary Key: The prim
You must implement the entity relationship model provided in the model solution to Assignment 1. The model solution will be released on the course website approximately TWO (2) we
Define the terms i) Key attribute ii) Value set Key attribute: An entity type usually has an attribute whose values are exact from each individual entity in the collection. Su
What is the main goal of RAID technology? Describe the levels 1 through 5. RAID stands for Redundant Array of Inexpensive (or sometimes "Independent")Disks. RAID is a met
complete er diagram of textile industry management
Dependency Preservation It is obvious that the decomposition must be lossless so that we do not lose any information from the relation that is decomposed. Dependency preservati
What is a security? Securities are claims on financial assets. They can be illustrated as "claim checks" which give their owners the right to receive funds in the future. Sec
(a) Explain the three types of potential mistake which could occur if concurrency control is not properly enforced in the database system. Support your answer with appropriate ex
explain exhausitively the problems associated with er diagrams with ellustrations
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