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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?
Define the Attribute Inheritance The attributes of a higher level entity set are inherited through a lower level entity set made by specialization-generalization hierarchy. Nam
Relational Model: The relational model uses a collection of tables to represent both data and the relationships among those data. Each table has multiple columns and each column h
what are the topics in data management
Security And Integrity After Reading the concepts of database recovery in the last section, let us now deal with a vital concept that helps in minimizing consistency errors in
Describe domain constraints. Domain constraints contain entity integrity and referential integrity. The domain is a set of values that might be assigned to an attribute. The en
Explain the relevance of Data Dictionary in a Database System? Data dictionary is a database in its own right residing on the disk that consist of Meta data which is = Data abo
What is NULL? Simply NULL means not in value.
You are required to program (in a high level language such as C, C++, Java) and implement a cache simulator which will have the following inputs and outputs:- INPUTS
What are the Objectives of object design After going through this unit, you could be able to: explain steps of object design; discuss algorithms that reduce costs;
a. Construct a query around any one of the functional divisions you made in 4a such that if executed in the distributed design of 4 would require reconstruction of at least two ho
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