Zusammenfassung der Ressource
Personal Digital Devices
- Mobile phones
- features and uses
- cameras and videorecorders (high resolution)
- used to take still photos and videos
- Mp3 players/store
- e.g.- itunes
- allows user access to wide
range of music
- internet connectivity 3g/4g
- large amounts of memory, usually around 16gb
- the ability to connect to wi-fi or bluetooth
- mobile phones will be used by nearly 5 billion
people by 2017, and are used by various age
groups, and for many different reasons
- for example business or pleasure
- advantages and disadvantages
- can communicate from nearly everywhere with a connection
- one device can have many functions
- can record events e.g.- news items or crime scenes
- easily tracked
- small key sizes
- harder to use for people with
eyesight handicaps
- must be within range of a base station
- risk of health problems such as RSI or even addiction
- As mobile phones have a wide array of functions, they can be compared to
all other personal digital devices, although many people prefer a mobile
phoen as it allows them to use all of these functions in one device, and this
paired with mobiles portability is why some devices, such as cameras, may
be seen as obselete or uneeded, as why would someone need a camera if
they have one on their phone
- Personal computers
- features and uses
- Wi-Fi
- USB ports
- webcam
- allow videoconferencing or vo-IP calls to be amde
e.g.- Skype
- microphone
- allows sound/speech to be inputted into the device
- speakers
- listen to sound e.g.- music, from laptop
- examples of personal computers include netbooks, laptops and notebooks
- advantages and disadvantages
- ultra portable
- can be used almost anywhere
- make working and communicating on the go easier
- small key sizes
- can be easily lost or stolen
- users
- as with mobile phones, users of personal computers are in vast
numbers and are wide age groups, as they can be used for many
functions which woufd help with different tasks e.g.- revision 12-21
or videoconferencing in the business sector 21+
- these can be compared to mobile phones and games consoles, as
they can be used for many of the same functions as they are, but it
mainly comes down to a users preference, as well as their needs and
wants for example an older person or somebody with sight problems
may prefer the bigger screen that laptops provide, although others
may provide the ability to stay in touch provided by phones, or the
gaming capabilities of a gaming computer
- cameras and camcorders
- the quality of digital still and camera are constantly
improving
- the more megapixels there are, the better
the image quality, but also the more storage
space needed
- can be used by a wide
range of people as they
can have many different
quality levels
- for example, a cheap camera may be used by
a family for their pictures, whereas a hugely
expensive, high resolution camera would be
used by a professional photographer
- although the quality of a camera or camcorder may be higher, many people now
choose mobile phones over these devices as they are lighter, have more
functions, and are generally easier to use, as well as combining it with other
functions, e.g.- internet connection and social media, although the newest
generation of cameras also have this ability (search samsung smart camera)
- nearly all modern camera feature LCD
screens that allow users to immediately
view images after capturing them
- many camera aslo have the ability to ave
memory cards to increase storage
- games consoles
- features & uses
- ability to play games at high graphic level and speed
- internet connection
- allows users to play others
online, download games etc.
- allows them to use
other online tools
such as bbc iplayer
and youtube
- motion sensor e.g.- kinect
- include wii, ps4 and xbox one
- mainly used by teenage boys aged 11-16,
although age group is widening
- compared to: laptops (personal
computers) both can play
games to a high level e.g.
graphics, sound etc. although
consoles usuallym have more
features catered for users as
they are specifically used by
gamers
- there are many
health risks
associated with
using games
consoles, such as
RSI, addiction, and
also there are
worries that some
people may not nbe
able to interact with
peers in the 'real
world' as they will
lack social skills if
all they do is play
games and
communciate online