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Computer Based Shopping Systems - Coggle Diagram
Computer Based Shopping Systems
NFC
A set of protocols that enable two devices to establish communication by bringing them within 4cm of each other.
Advantages
Versatile
Uncomplicated
Used in contactless payment systems
Disadvantages
Vulnerable to hackers
May be too expensive for some businesses
Barcodes
A series of black vertical lines in varying thickness with a number printed below
Information about products can be encoded onto a barcode and linked to a store’s stock database
Advantages
Simple to use
Eliminate human error
Disadvantages
Label damage can cause errors
Not every business can afford it
EPOS
EPOS is an Electronic Point of Sale system which is a mixture of hardware and software which aids in the sales of products in retail businesses
It works by scanning product barcode at the Till. The barcode is then cross referenced in the database to find the product details which are then displayed on the screen. Once the sale is completed, stock levels of the items just purchased are reduced, sales totals are increased.
Input Devices
Card swiper
Barcode Scanner
Keyboard
Output Devices
Staff Display Screen
Receipt printer
Customer Display Screen
Advantages
Less errors
Self Scanning
Quicker
Electronic Funds Transfer
Any financial transaction that is performed electronically
Credit / debit cards
Smart cards
Online banking
Intermediaries
Disadvantages
Vulnerable To Cyber Attacks
Advantages
Lower Risk Of Theft
Time Efficient
Loyalty Cards
Benefits
Monitor customer buying habits
Track customer data to build up profiles
Loyalty cards will give customers a reason to go to the store
QR Codes
A QR code is a number of black and white squares that stores a URL that can be read when scanned by a smart device.
Uses
Paying through an app
To direct a customer to an item online
JIT
Just In Time Purchasing is an automatic stock control system which only buys stock as soon as it is needed
Benefits
Obtain best prices for components
Cheaper running costs
Drawbacks
Can lose bulk buying discounts
Risks loss of sales