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Computer Engineering
Hammer hardware is an independent hardware store. The shop is owned by the manager who employed two members of staff. Customers may purchase products and in some cases will be asked to give their personal details for warranty purposes. Customer may also make enquiries about products regarding availability, price etc. Suppliers will provide invoice for such products and chase for payment where necessary. They will also be able to answer questions from the shop staff regarding products delivery dates and invoices etc. The shop staff will also be responsible for checking incoming products against order form. Read the Senario and Solve the following: Identify the processes, external entities, data store Draw Context level DFD

Hammer hardware is an independent hardware store. The shop is owned by the manager who employed two members of staff. Customers may purchase products and in some cases will be asked to give their personal details for warranty purposes. Customer may also make enquiries about products regarding availability, price etc. Suppliers will provide invoice for such products and chase for payment where necessary. They will also be able to answer questions from the shop staff regarding products delivery dates and invoices etc. The shop staff will also be responsible for checking incoming products against order form. Read the Senario and Solve the following: Identify the processes, external entities, data store Draw Context level DFD

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Hammer hardware is an independent hardware store. The shop is owned by the manager who
employed two members of staff.
Customers may purchase products and in some cases will be asked to give their personal
details for warranty purposes. Customer may also make enquiries about products regarding
availability, price etc.
Suppliers will provide invoice for such products and chase for payment where necessary.
They will also be able to answer questions from the shop staff regarding products delivery dates
and invoices etc.
The shop staff will also be responsible for checking incoming products against order
form.

Read the Senario and Solve the following:
Identify the processes, external entities, data store
Draw Context level DFD
Draw Level 0 DFD

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