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Assuming that all the tables have been created as given in the relational schema, write SQL code to make the following changes in the structure of the tables:
(i) Make the employee_id the Primary Key of the EMPLOYEES table
(ii) Make the department_id and the manager_id the foreign key of the Employee table assuming that the department_id has been declared as the primary key of the DEPARTMENTS.
(iii) Add a check constraint in the Job_History table so that the end_date will always be greater than the start_date.
(iv) Add a unique constraint in the Employee table so that each employee will have a unique email address.
Alpha testing and Beta testing Alpha testing is conducting acceptance testing in the environment where the application was formed. It is done by the customer. Beta testing is c
QUESTION (a) Draw a use case diagram (UCD) for the given case study. For any one use case give a detail use case specification (b) Describe the different phases and workflow
encoded micro instruction vs unecoded micro instruction
Describe how to perform Risk Analysis during software testing. While a test plan is being formed, risks involved in testing the product are to be taken into consideration with
What is software prototyping ?
What is quality? Quality, simplistically, means that a product should meet its requirement. This is problematical for software systems. There is a tension among custom
How will you view GUI maps in Winrunner? - GUI maps are viewed by using GUI Map Editor - It's located in Tools menu within WinRunner. - It displays all of the GUI Map fil
Software for Searching Online Retrieval Systems : Each of the major online systems has its own software which supports its activities oil a host computer. Many of these hosts h
Question: a) Failures in software development would include excessive cost and/or schedule delays to never fielding a system. Briefly explain the risks associated with develop
Describe the effect of defining a prototype on the overall cost of the software project? The prototyping model: In this model, a prototype (an previous approximation of a fin
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