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Question 1
Draw a Data Flow Diagram for a University scenario
Question 2
Discuss the following with suitable examples
Question 3
Discuss the following
Question 4
Explain the process of creating databases in SQL Server 2005 with suitable examples
Question 5
Write a query to create a table called "Persons" that contains five columns: P_Id, LastName, FirstName, Address, and City
Question 6
Given the following table STOCK. Write a query to find the rows in table STOCK
Table
STOCK---------+-------------------------+--------------------+| RIC | COMPANY | LISTED_ON_EXCHANGE |+---------+-------------------------+--------------------+| 6758.T | Sony | T || GOOG.O | Google Inc | O || GS.N | Goldman Sachs Group Inc | N || INFY.BO | InfoSys | BO || VOD.L | Vodafone Group PLC | L |+---------+-------------------------+--------------------+Query with correct logic
find a name whose address is erode from student table
Economics: It is now usually accepted that it costs less to make a system of smaller computers with the equivalent power of a one large computer. It is more cost-effective to get s
Synonyms and Indexes Some of the essential properties of indexes are: An Index is a schema Object Indexes can be formed explicitly or automatically Indexes are m
Our company hires independent contractors to install equipment at precise locations across North America. We want to track the installation data and generate reports. The compan
Mappings between Levels and Data Independence The 3 levels of abstraction in the database do not exist separately of each other. There must be some correspondence, or mapping
Explain Growing Phase of locking Growing Phase: In this phase the transaction can only obtain locks, but cannot release any lock. The transaction enters the growing phase as so
please describe the data base management with the easy example &give the application?
Describe the primary key functions? Primary Key : The primary key is an attribute or a set of attributes in which uniquely identify a specific example of an entity. Every entit
What is Relational calculus? Relational calculus is a Non- Procedural language.
What is multiplicity in the associations? Give an example to explain multiplicity? Multiplicity in association indicate number of objects participate in any relationship. For
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