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Please keep the full text of the question as part of your answering sheet. Be as clear and objective as you can in all questions and be sure you are...

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Please keep the full text of the question as part of your answering sheet. Be as clear and objective as you can in all questions and be sure you are answering what is asked. Justify all your numerical answers and answer all the questions using your own words. Show all your work, including how you found your answer (this is very important and essential to have your answer graded appropriately!) . The Book is: Systems Analysis and Design (9th Edition) Kenneth E. Kendall Julie E. Kendall Question 1: A summary of business activities for registering courses for enrolled students and for registering class lists for faculty members and for administrators at an online university is as follows: Students send in a course registration form consisting of their personal information and their desired courses. The system checks that the courses are available and that the student is academically qualified to take the course. Based on the checking results, the system will send to the student a confirmation and/or rejection letter with detailed information for each requesting course. Faculty members and administrators will receive registering class lists when the registration period is complete. Draw the logical data flow diagram level 0 for the “Courses Registration” system showing all the major processes using the following “recommended” items: Process names: (1) Check Course Availability and Academic Qualification (2) Register Requesting Courses (3) Confirm/Reject Courses Registration (4) Generate Class List Data stores: Derived from the above narrative External entities: Derived from the above narrative Data flows: Derived from the above narrative.
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Question 2: Create an ERD for the reservations system that consists of four entities: Passenger, Agent, Reservation, and Flight by doing the followings: a. Identify reasonable relationships (one-to-one, one-to-many, or many-to-many) among these four entities. (8 points) b. Write sentences explaining the left-to-right and right-to-left relationships for each relationship. (8 points) ***Note that either a passenger or an agent could make a flight reservation in this system.
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DFD&ER.docx

Answer 1.
Data Flow Diagram: Data Flow diagram is a graphical representation which illustrate the fact
that how data is processed by the system.
DFD Terms:
1. Process: where data is being...

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