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(a) Draw an Entity-Relationship model for the relational schema given in the Appendix. Show all the entities, relationships, relationship names, and attributes and also underline the primary key for each entity. Use the SELECT SSADM convention to draw the entity.
(b) Write the SQL code that will create ALL the tables as given in the appendix. Your answer should not contain the primary key and foreign key constraint declaration. The data type for each attribute should be as specified in the Appendix II. Assume that the tables will be associated with the dbo schema. The tables must be created on the Primary Filegroup.
Ask EXPLAIN GENERIC PROCESS MODEL & REQUIREMENT ENGINEERING PROCESSquestion #Minimum 100 words accepted#
What is Data Flow Analysis? Ans) Having of the graphical analysis of collections of (sequential) data definitions and reference patterns to verify constraints that can be placed
State Lehman's First law. A program that is used in true world environment essentially must change or become progressively less useful in that environment.
Define Requirement Engineering . Requirement Engineering is a process in which all of the activities required to maintain and create a system requirements document. The four
What is Version and release management? Invent an identification system for system versions. Plan when a new system version is to be formed. Ensure that version managemen
Software Engineering 1. Give the two roles of the software process. 2. Describe software maintenance and it types. 3. What is RAD model and its phases? 4. What do you
write a main module and three other nodules. The owners of the Super Supermarket would like to have a program that computes the monthly gross pay of their employees as well as the
how 94 calculated
Describe the various elements of data design? i. Data object - The data objects are identified and relationships among various data objects are represented using ERD or data di
Question 1: We have a small system with a call graph as given below. Consider that each vertex is a module. All modules are new (i.e., n = n0) Also consider that the number of
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