1. Draw Level 0 and Level 1 Data Flow diagram for the below scenario: Scenario:

Some students in UTAS ibri had decided do the site is dedicated to the service of housing reservations of University of Technology & Applied sciences in all Oman this site focuses on providing Suitable rooms that are available to a large number of students at Reasonable prices during COVID-19 period. Students who have a job or problem and need to go to university for one to three days in a short period of time and do not have a residence during this period will use this application come to finish work in the college All functions mentioned in the application should be designed based on direct operation to help students. The system can only be accessed through access rights. Users can log in to the system with their student ID and password. The application should be flexible to run on any device. The administrator maintains reservation details such as student ID, student name, room details, room code, area name, college, date, time and time details. Students can view the reservation details from the application. Students can view the room details from the application. Students can view the room question form from the application. Students can fill in the information in the timetable question form and submit it in the application form. Once the student submits the room question form, a notification will be sent to the appropriate counsellor. Counselors can view the room release form submitted by their students.

Advise or checks whether the timetable issue is valid or not. Advise or checks whether the room reservation issue is valid or not. endorsed Approved by the consultant and submit the form to the department registrar. If the question is invalid, the consultant does not approve the room reservation form. A notice about the approval or disapproval of their room reservation question form will be sent to the corresponding student, and the notice will be able to process the notice within 2 seconds. The consultant can view the approved room reservation question form submitted by the consultant. If it is possible to solve the room reservation problem requested by the student (by changing the code room, booking on the same day) This will be done by the consultant. If it is not possible to solve the issue then the room reservation The issuance request will be rejected by the consultant, and the status of the room problem (regardless of whether the problem has been resolved or rejected) will be sent to the student and the consultant for notification. The booking coordinator can view reports from the app.