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PLEASE DRAW DFD LEVEL 1 and LEVEL 2 SEPERATELY

PLEASE DRAW DFD LEVEL 1 and LEVEL 2 SEPERATELY

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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The system requirements:

•   The user login the system (If not must be registered)

•   The user selects a course.

•   The user purchase the course (If not enough money in credit card , try another)

•   The user starts the course.

•   In lesson, there is little information pop up come out.

•   The user can purchase private lesson

•   The user can book for a reservation of live-meeting

. •   In the end of the subjects, the quizzes shows up.

•   The user completes all lessons and subject in the course.

•   User enters online exam( can try it only 3 times)

•   If user has the grade 80/100, earns the certification.


PLEASE DRAW DFD LEVEL 1 and LEVEL 2 SEPERATELY

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