Gce Model Questions Vol1 2019 Computer Studies Question 5

Practice essay / theory question 5 from the 2019 Gce Model Questions Vol1 Computer Studies examination. This question covers cloud_computing, data_flow_diagram, database_systems .

Gce Model Questions Vol1 2019 Computer Studies Essay / Theory
Topics: cloud_computing data_flow_diagram database_systems
Question 5 GCE_MODEL_QUESTIONS_VOL1 • 2019 • COMPUTER_STUDIES • essay

A small retail business is planning to adopt new information technology solutions to improve its operations.

Question Parts

( a )
Explain three distinct ways in which cloud computing can increase the efficiency of a small retail business.
( b )
The business wishes to automate its inventory management. It receives goods from suppliers, updates stock levels, records sales, and generates a daily sales report. List the external entities, processes, data stores and data flows that should appear in a Level‑0 Data Flow Diagram (DFD) for this system, and briefly describe how they are connected.
( c )
The owner is deciding between a relational database management system (RDBMS) and a NoSQL document database for storing product information. Compare the two options in terms of data integrity, scalability and query flexibility, and recommend the most suitable choice for the business, providing a clear justification.

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About This Question

This is Gce Model Questions Vol1 2019 Computer Studies Question 5. It is one of the essay questions from the 2019 Gce Model Questions Vol1 Computer Studies examination.

The question covers cloud_computing, data_flow_diagram, database_systems .

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