DEVICES
What is a WEBCAM?
A webcam is a small digital video camera directly or indirectly connected to a computer or a computer network.
How is a Webcam used?
Installed on the computer to help users record video on or stream it from the Web.
State one advantage and one disadvantage of a webcam.
Greater Impact and Versatility
Low Cost and Convenience
Work, Education and Training
Low Video Quality
Use at Inopportune Times
Lack of Security and Privacy
What is a KEYPAD?
A keypad is a set of buttons arranged in a block or pad which bear digits, symbols or alphabetical letters.
Who uses a keypad?
Anyone who deals with numbers frequently or has to perform calculations with a software calculator.
State 2 advantages of a Keypad
It is small making it easier to carry or move
Faster than QWERTY keyboards when used for entering numbers.
Less input errors (eg. missing the number and hitting a letter)
What is a BIOMETRIC SYSTEM?
A biometric system is a system that use unique body parts or behavioral characteristics of an individual to identify or recognize them for example fingerprints and voice recognition.
What is a biometric system used for?
Used for security identification and authentication.
Give 2 disadvantages of a pin pad
Risk of others seeing the card’s PIN.
People travelling in countries which don’t use Chip and PIN may have a problem accessing their money.
What is a PIN PAD?
A PIN pad or PIN entry device is an electronic device used in a debit, credit or smart card-based transaction to accept and encrypt the cardholder's personal identification number.
What is the main goal of a pin pad?
To read the credit or debit cards.
Give 2 disadvantages and 2 advantages of an EPOS
Improved Customer Experience.
Detailed Sales Analysis Reports.
Accurate Cash Management.
Digital Receipts
Costly.
Need to be regularly maintained.
Need updates for better and more functionalities.
Make you over-reliant on technology.
What is an EPOS and what does it stand for?
Electronic Point of Sale, is an input device used to make business easier.
How is an EPOS used?
Reads the product barcode via a barcode scanner and calculates the amount that the customer has to pay.
Give 3 advantages of a pin pad
The time taken to pay is shortened as the exact amount needed is given.
Helps reduce robbery at tills as less money is in the till.
Easy to use for an untrained user.
PIN numbers help prevent fraud involving lost and stolen cards.