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Question 1 What are the advantages of DBMS approach in managing data?
Question 2 What are the services provided by a database system
Question 3 List and briefly describe various threats to the data base security
Question 4 What are the characteristics of data warehouses
Question 5 Discuss briefly the types of database utilities and their functions
Question 6 Explain the Three -Tier Client/server architecture for Web Applications
Question 7 What are the ACID properties?
Question 8 Create employee table and implement SQL Insertion, deletion and update queries on that employee table
Question 9 Write a SQL query on employee table to find maximum salary, minimum salary and also average and sum of all employees' salaries
Explain the disadvantages of a file processing system? Ans: Disadvantages of File Processing Systems include: 1) Data Redundancy 2) Data Inconsistency 3) Difficult to acce
what is union compatable?
Write short notes on Schema diagram. A database schema along with primary key and foreign key dependencies can be depicted pictorially by schema diagram. Every relation appears
Define Single Value and Multivalued attribute Single value attribute comprise a single atomic value for an entity and multivalued attribute may have much more than one value f
Winfield is a small city with a population of 22,000 with buses serves three routes in Winfield and neighboring areas. As the city’s IT director, you have been asked to set up an i
need requirement analysis for database management of stock market
Determine the OBJECTIVES of object design After passing through this unit, you should be able to: describe and apply concept of generalisation; understand and appl
What is normalization? It is a method of analysing the given relation schemas based on their Functional Dependencies (FDs) and primary key to attain the properties (1).Minim
Express types of information available in MySQL? Information as regards the result of queries: This includes number of records affected by any SELECT or UPDATE or DELETE st
Define Shared locks? Ans: Shared lock: Throughout concurrent execution of transactions, earlier than a transaction can access a data item, it has to obtain a lock on it. Now he
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