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What is the State Machine Engine
The straightest approach to implement control is to have any way of explicitly representing and executing state machines. With the help of this approach, we can make outline of system where classes from the object model are defined, state machines from dynamic model are given and stubs of action routines can be created. A stub is minimal definition of a function of a subroutine without any internal code. By using of object oriented language, state machine mechanism can easily be created.
coventions for displaying an ER schema as ER diagram
What are domain constraints? A domain is a set of values that might be assigned to an attribute .all values that appear in a column of a relation must be taken fro
What is an E-R model? Draw an E-R Diagram for the company database with following Descriptions? The company is organized within departments. Each department has a unique name a
a. Define the term "deadlock". There are four conditions that must hold before deadlock is possible. Name them. b. Outline an algorithm that detects whether there is a deadlock.
Define database management system? Database management system (DBMS) is a set of interrelated data and a combination of programs to access those data.
Oracle & Distributed Databases 1. Differentiate between PL/SQL functions and procedures. 2. Draw the diagram of logical structure of oracle database and explain it in brief.
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Problem: (a) Given the following relation: Stats(Name,Sex,Children, Occupation, Salary, Tax, Audits) Write SQL code to define the following security constraints: (i) User
What is a database? Database - Basically in simple terms A database is a collection of inter related data and/or information stored so which it is available to several users
We require an advanced system for a Sports Centre, you are concerned only with representing the data discussed below about bookings and members. (The complete system may contain ot
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