Given a use case flow of events for "purchasing airline ticket", draw a swimlane activity diagram using the primaryflows identified below.1.The customer selects the option to view flight information.2.The system prompts for the departure and destination cities and the departure and return dates.3.The user enters the departure and destination city, departure date, and return date.4.The system displays a list of available flights, including the fare.5.The user selects the flight they would like to reserve.The system displays all available fare options for that flight.6.7.The user selects the fare option they would like to reserve.8.The system displays the fare that the user will pay.9.The user confirms the rate.10. The system prompts for a credit card type, number, name and expiration date.11. The user enters the card type, number, name, and expiration date.12. The system submits the credit purchase.13. The system reserves a seat on the plane for the user.14. The system generates and displays a confirmation code to the user.15. The user confirms receipt of the code.

Answered: Given a use case flow of events for…

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

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View your last submission CHALLENGE ACTIVITY Write two statements to read in values for my_city followed by my_state. Do not provide a prompt. Assign log_entry with current_time, my_city, and my_state. Values should be separated by a space. Sample output for given program if my_city is Houston and my_state is Texas: 2014-07-26 02:12:18: Houston Texas Note: Do not write a prompt for the input values. Code writing challenge activity demo 3.1.3: Concatenating strings. 446244.3123728.qx3zqy7 UAWNH 1 current_time 2 3 4 Run = '2020-07-26 02:12:18:' Your solution goes here " 5 print(log_entry) View your last submission Feedback? 1 test passed All tests passed Feedback?
Task 1: See the following figure. E Untitled Students GPA Calculation Student Roll No. Student Name Marks in Bengali Marks in English Marks in Mathematics Cakulate GPA Grade Point Average Save Data Refrech Data Close File Figure 1: Students GPA Calculation Develop a Java Application that builds a form as shown in Figure 1. First, the user enters the data and clicks on 'Calculate GPA' button. Once clicked, your program must calculate the GPA of the student based on the following table. Marks Grade Point >= 90 5.0 >= 80 4.0 >= 70 3.0 >= 60 2.0 >= 50 1.0 If the student gets below 50 in any subject, then the student fails and the GPA will be 0.0. After calculating the GPA, it must be displayed in the appropriate text box as per Figure 1. Then, the user clicks on 'Save Data' button and the student's roll no., student's name and GPA must be saved in a text file. The file must be named after your student id such as 2021-1-60-001.txt. When the user hits the 'Refresh Data' button all data…
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Q: Make System Sequence Diagram on any 3 use-cases from following scenario: A client wishes to develop a COVID-19 Tracer App. The app should automatically track and store contacts’ IDs of two users with same app. The users should be able to see a login/signup window upon new installation of app. The user must be able to view his/her account information. The user can update his/her account information. The user can view the ID numbers of contacts he/she made in recent 15 days. The user must be notified if someone tested COVID positive among his/her contact. The user can view COVID symptoms. The user should be able to check his health condition in terms of COVID symptoms. The user can view self quarantine guidelines. The user should be able to view COVID statistics in his/her area. The user can view COVID statistics around the whole country. The user should be able to decide whether or not share his/her information with the government. The government should be able to view information of…
I need to create a decision table for the following Use Case that I created for an exercise. Can anybody please help me create a decision table to the following process? Use Case: Create a new user Admin selects the “Create user” button System shows Create User screen with text: “Enter username”, “Enter password”, and “Confirm password” Admin enters username, password with the required complexity, and confirms password; Then presses, “Next” or “Enter” System checks that the username is unique/distinct System displays the User Information screen with text: “Enter recovery email address”, “Select user privileges”, and “Enter first name and last name of user” Admin enters the email address, selects one of the 3 privilege levels, and the first and last name of the user Admin presses the “Submit” button System creates the user with all specified credentials and privileges New user logs in with the given credentials System requires user to change their password by…
A semaphore currently has the value 3. A process that attempts to subtract 4 from this semaphore will?
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Select the correct option for the question shown below.
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