So they can sell it or give it to charities - more profittable
3 of 18
What feature used to scan QR code?
Infrared Sensor
4 of 18
How do devices threat peoples data?
Viruses/Malware + Spyware + Tracking Cookies + Bluejacking
5 of 18
Why do forums allow users to rate other people's reviews?
Increase reliability + increase interaction from users
6 of 18
Types of online communities?
Social Networking, Blogs, Online work spaces, Emails, Chat, Video chats
7 of 18
Why NFC card readers are useful?
Much quicker, don't need to enter pin or card. Also scans much quickly
8 of 18
Bad thing about wired goods:
Can create safety hazard, trip people over
9 of 18
Wifi vs Bluetooth
Higher bandwidth, lower latency - more strong signal
10 of 18
Why standard definition used instead of high definition
If insufficient bandwidth, will cause video to buffer and won't run smoothly.
11 of 18
Why internet useful to spread message/advert/distribute?
Viral market, available at huger scale rather than local community, nationwide scale, message will be shared and spread in space of minutes, cheaper and faster than producing physical video media.
12 of 18
wired vs wireless
more secure wired -no risk of hacking, greater bandwidth, stronger signal
13 of 18
why are wired bad?
health and safety - risk of tripping + less flexible + unattractive/messy
14 of 18
OPEN SOURCE?
CAN BE SHARED OR UPLOADED, FREE TO DOWNLOAD, CAN BE EDITED/ADAPTED, SOURCE CODE AVAILABLE AND ACCESSIBLE
15 of 18
Why do some places not have internet connection?
Poor, can't afford cost - surviving is priority no luxury features +++ Censorship (political factor) +++ Religous belief +++ Geographical area and remoteness +++ No access to network or infrastructure +++
16 of 18
FEW SEARCH LISTS:
BOOLEAN KEYS AND/NOT/OR/+/- ** DATE ++ LCOATION ++ SPECIFY RESULT TYPE IMAGE OF TEXT
17 of 18
Captcha used for?
Improve security + prevents checking for spam + ensuring user is 'human' + robots or computer programmed machines can't interpret or read text
Comments
No comments have yet been made