Question: A Grabcar customer first makes a ride request. This request is verifled by accessing customer account detaila from the customer data store. The request details

A Grabcar customer first makes a ride request. This request is

A Grabcar customer first makes a ride request. This request is verifled by accessing customer account detaila from the customer data store. The request details are then stored in a request data store and posted to the drivers. As soon as a driver sends a contirmation, the driver and car are assigned to the request by aceeseing thn firiver r acecunt detafig from a detvor data gtofo and 9aving the ride tetikile in a ride tata etrok Tha piek up rataila cropped uff at tho doetination, the oubtomor marka the rido ag completed to initiate the promecming rif the payment Payments are processed by accessing the customer's account details trom the the data sfore and finaliy eaving tho paymonti fotaile in a payenont asta stoio. FIGURE, Q1 (a) Figure Q1 (a) shews a Context Diagram based on the case study provided in the Figure Q1 Identify THIREF (3) mistakes that are illustrated in the Context Diagram. (3 marks) FIGURE. Q1(a) (b) Based on Figure Q1. draw a Data Hlow Piagram (l evel o) for the Cirahcin Online System

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Databases Questions!

This is for UberEats. NOT Uber. The question is Draw a context and level 1 diagram for the following scenario. Your level 1 diagram must include external entities processes data flows data store...

A creative engineer suggests structuring the TLB so that not all the bits of the presented address need match to result in a hit. Suggest how this might be achieved, and what might be the costs and...

- personnel have access to private and sensitive information ensure all records and documents are maintained and stored in accordance with Education and Care Service National Regulations (See Record...

What are the scopes of SheTaxis women on wheel case study? Abstract This case study investigates the key competitive advantages, marketing strategies, and challenges of She Taxis, a taxi service in...

There are two problems due this week (each worth 35 points) as follows. Problem 1.6 (page 20) In comprehensive paragraphs, answerrequirements a to e. You will have 5 paragraphs total of four to five...

1 System Specification (DVD Loan Management System) ID Function Description Manage Membership A person is taken through the manage membership process after making a membership request. A borrower is...

ATTENTION TUTORS PLEASE HELP ME IN ANSWERING THIS ATTACHMENT WORKSHEET I NEED IT FOR CLASS IN ACCOUNTING THANK YOU HAVE THE ANSWERS IN YELLOW PLEASE SEE ATTACHMENT Question 1 of 15 1. A small...

write a WALKTHROUGH in words, not diagrams. Don't mix up data flow and process flow Some designers may feel uncomfortable when coming across a connector connecting from a data store to a process,...

web project Palestinian Best Food Store (PBFS), is an online food store that sales authenticated Palestinian Food, such as Zater, Olive Oil, Sage, ets. Also sales pre-packaged Palestinian meals such...

Database Administration CHAPTER OBJECTIVES I Understand the need for and importance of database I ttno'illI the meaning of ACID transaction administralin - Learn the tour 1992 ANSI standard isolation...

Consider the inverted slider-crank mechanism shown, where a spring is connected between the tip of link (3), point B, and point R on the ground. The data for this system are given as: C L = OA=0.20,...

Compare the ten generally accepted auditing standards currently used by the PCAOB with the AICPAs Principles Governing an Audit in Accordance with Generally Accepted Auditing Standards.

5. The Factories Act 1948 defines children as persons below the age of: (a) 10 years (b) 12 years (c) 15 years (d) 18 years

Which of the following are problems with identifying users of ABC? Multiple select question. ABC means different things to different organizations. Organizations will announce the discontinuance of...

9-16 How did WIM manage the change from a local MRP system to Epicors ERP system? Welding Industries Malaysia (WIM) is the only local Malasian company that manufactures welding machines for...

9-15 How has Epicors ERP system helped WIM to make its production process more efficient? Welding Industries Malaysia (WIM) is the only local Malasian company that manufactures welding machines for...

9-12 In MyMISLab, you will find a Collaboration and Teamwork Project dealing with the concepts in this chapter. You will be able to use Google Drive, Google Docs, Google Sites, Google+, or other...