Symbols used in data flow diagrams Process Data fow Data store External entity A process transforms inputs into outputs, and is represented by a rounded box. Processes are usually described by verbs such as select, purchase, calculate, decide, adjust, hire, and update. A data flow represents movement of data between processes data stores, and external entities. Data flows are represented by arrows, with the data identified along the arrow. A data store is a location where data is stored. It can be a file cabinet, diskette, hard disk, answering machine, or any other place that would be the answer to the question "Where is the data?" The symbol for a data store is an open rectangle An external entity is any person or organization that provides data to a process in the system or receives data from a process. The symbol for an external entity is a square

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
icon
Related questions
Question

make a DFD for the sales order management system. (NOTE: refer to the pic and strictly follow and use the symbol indicated in the pic) 

A Sales order management system is an information system that can track sales, customer information details, and real time process details. This IS system is good for CRM (customer relationship management) because with the feature of keeping track of customer details this can help the issues of the customer who needed inquiry due to certain issue with a faster response time.

Describe their responsibility and liability to the system. Example: (1) a cashier posting orders and collecting payments and giving changes will have to responsible for likely shortage in collections;

Accountabilities: Define the accountabilities associated with IS ownership. Specify who is accountable for project success, adherence to timelines, and achieving business objectives.

Ownership Structure: Define the ownership structure, including primary stakeholders and decision-makers. Clarify roles such as project sponsors, project managers, and key business leaders who own different aspects of the IS.

Address succession planning for key roles associated with IS ownership - Define how responsibilities will be transitioned in case of changes in personnel.

Provide a transparent picture of the development approach, whether it is customized in-house or outsourced to external partners. This information is crucial for stakeholders to understand the dynamic of the development process and the collaborative efforts involved.

Servers: Workstations and End-user devices; networking equipment; storage, Backup and recovery systems; security hardware; Data management and storage solutions

Integration strategies is crucial for providing a comprehensive understanding of how the new system will be incorporated into the existing environment. Each integration approach has its own advantages and challenges, and selecting the most suitable approach depends on factors such as the complexity of the system, the level of risk the organization is willing to tolerate, and the business requirements.

Budget considerations for short-term and medium-term implementation phases. Allocating resources based on the priority of upcoming projects and initiatives.

Symbols used in data flow diagrams
Process
Data fow
Data store
External
entity
A process transforms inputs into outputs, and is represented by a
rounded box. Processes are usually described by verbs such as
select, purchase, calculate, decide, adjust, hire, and update.
A data flow represents movement of data between processes
data stores, and external entities. Data flows are represented by
arrows, with the data identified along the arrow.
A data store is a location where data is stored. It can be a
file cabinet, diskette, hard disk, answering machine, or any other
place that would be the answer to the question "Where is the data?"
The symbol for a data store is an open rectangle
An external entity is any person or organization that provides
data to a process in the system or receives data from a process.
The symbol for an external entity is a square
Transcribed Image Text:Symbols used in data flow diagrams Process Data fow Data store External entity A process transforms inputs into outputs, and is represented by a rounded box. Processes are usually described by verbs such as select, purchase, calculate, decide, adjust, hire, and update. A data flow represents movement of data between processes data stores, and external entities. Data flows are represented by arrows, with the data identified along the arrow. A data store is a location where data is stored. It can be a file cabinet, diskette, hard disk, answering machine, or any other place that would be the answer to the question "Where is the data?" The symbol for a data store is an open rectangle An external entity is any person or organization that provides data to a process in the system or receives data from a process. The symbol for an external entity is a square
Expert Solution
steps

Step by step

Solved in 2 steps with 1 images

Blurred answer
Similar questions
Recommended textbooks for you
Database System Concepts
Database System Concepts
Computer Science
ISBN:
9780078022159
Author:
Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:
McGraw-Hill Education
Starting Out with Python (4th Edition)
Starting Out with Python (4th Edition)
Computer Science
ISBN:
9780134444321
Author:
Tony Gaddis
Publisher:
PEARSON
Digital Fundamentals (11th Edition)
Digital Fundamentals (11th Edition)
Computer Science
ISBN:
9780132737968
Author:
Thomas L. Floyd
Publisher:
PEARSON
C How to Program (8th Edition)
C How to Program (8th Edition)
Computer Science
ISBN:
9780133976892
Author:
Paul J. Deitel, Harvey Deitel
Publisher:
PEARSON
Database Systems: Design, Implementation, & Manag…
Database Systems: Design, Implementation, & Manag…
Computer Science
ISBN:
9781337627900
Author:
Carlos Coronel, Steven Morris
Publisher:
Cengage Learning
Programmable Logic Controllers
Programmable Logic Controllers
Computer Science
ISBN:
9780073373843
Author:
Frank D. Petruzella
Publisher:
McGraw-Hill Education