1
Q
What does QR in ‘QR Codes’ stand for?
A
Quick Response
2
Q
What are QR codes and what can they be read by?
A
They are 2D barcodes that can be read by smartphones or tablets
3
Q
What can QR codes contain?
A
- Links to websites
- Information
4
Q
What are some common uses of QR codes in society?
A
- Restaurant coupons
- Mobile concert tickets
- Real estate agency boards
- Business cards
- Tourist information
- Advertising posters
GCSE Computer Science
flashcards
Decks in class (36)
# Cards
-
Barcode Readers - an outline.4
-
Barcode Readers - UPC-A'S5
-
Barcode Readers - UPC-A retail barcodes3
-
Barcode Readers - QR Codes4
-
2D scanners4
-
3D scanners4
-
Digital Cameras3
-
Input devices3
-
Keyboards and Keypads3
-
Pointing devices3
-
Humble Computer Mouses4
-
Microphones4
-
Flowcharts7
-
Arithmetic Operators7
-
Binary systems7
-
Bases3
-
MAC Addresses4
-
Why hexadecimal instead of binary?4
-
Registers and Buses Definitions11
-
Operating Systems7
-
Interruptions and Buffers9
-
User interface6
-
Memory management10
-
Types of Sensor9
-
Sensors6
-
Monitoring and Control4
-
Memory and Data Storage2
-
Touchscreens1
-
Resistive touchscreens4
-
Capacitive touchscreens6
-
Infra-red touchscreens4
-
Output Devices50
-
MIDI14
-
MPEG-3 and MPEG - 48
-
jpeg8
-
Lossy File2
