Premium Essay

Ist 7000 Week2

In: Computers and Technology

Submitted By railstest
Words 1926
Pages 8
Q5. Give four reasons why a business rules approach is advocated as a new paradigm for specifying information systems requirements.
Sol. The accompanying are the four reasons why business rules methodology is upheld as another standard for indicating the information systems requirements:
a. Business rules can be considerd as the core concept in a enterprise as they are an expression of any business policy, and they guide the individual and the sumup of the overall behaviour.
b. Business rules are considered as the core concepts in an enterprise since they are an expression of business policy, and they guide individual and aggregate behavior. Well organized rules of a business can be expressed as characteristic dialect for end clients and in a information model for system developers.
c. Business rules should be expressed in the terms that are familiar to the end users. Thus, users can define and then maintain their own rules. The business rules should be highly maintainable: they will be stored inside a central repository and each rule will be expressed only single time, then will be shared all over the organization. Requirement of business guidelines can be automated by using the software that can interpret the guidelines and enforce them using the integrity mechanisms of the database management system.
d. Enforcement of the business rules can be automated by using the software which can interpret the rules and implement the rules using the coupling mechanisms of the database managemet systems.

Q6. Explain where you can find business rules in an organization ?
Sol. Business guidelines show up in portrayals of business functions, policies, events, stakeholders, units, and other objects. These portrayals can be found in meeting notes from individual and gathering data frameworks necessities accumulation sessions, authoritative archives, and

Similar Documents

Premium Essay

Case

...case IST 7000-Data Managemnt Team1- Week2- Assignment TEAM-1 Case Study WEEK 2 EQUIPMENT USED ITEAM NO ITEAM DATE ITEAM TIME CARE CENTER CARE CENTER ID CARE CENTER NAME STAFF STAFF ID STAFF NAME TREATMENT TREATMENT NO TREATMENT NAME WARD WARD NO PHYSICIAN DX DIAGOSIS DATE DIAGONSIS TIME PATIENT PATIENT ID PATIENT NAME PHYSICIAN PHYSICIAN ID PHYSICAN NAME DEPARTMENT HOSPITAL MANAGEMENT SYSTEM FACILITY POLICIES BUSINESS RULES P1) Assigned N Nurse In Charge Contains Has Includes Assigned a PATIENT BILL ITEM BILL PHYSICIAN BILL TAX Admits Performs P2) 1. A HOSPITAL MANAGEMENT SYSTEM may contain one or more CARE CENTERS or may not contain no CARE CENTERS. A CARE CENTER which is a part of one and only one Hostiptal management system. 2. Each CARE CENTER has one or more STAFF.Whereas for every CARE CENTER has one STAFF assigned as a nurse in charge. Hospital STAFF are assigned to work in one or more CARE CENTERS. 3. Every CARE CENTER will contain one or more WARDS. Each WARD is assigned a WARD number. Each CARE CENTER has any number of WARDS but every WARD has one and only one CARE CENTER. 4. PHYSICIAN may perform multiple TREATMENTS for multiple PATIENTS. Conversely, PHYSICIAN may perform no TREATMENT for no PATIENT. 5. Some patients are outpatients therefore some may not be assigned to a WARD. Conversely, a WARD may or may not be assigned to a PATIENT...

Words: 412 - Pages: 2