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USES OF DIGITAL
DEVICES
- Digital devices allow people
to communicate at any time,
any place:
- text messages (SMS)
- social networking sites
- instant messaging
- media messages (MMS)
- voice calls
- video calls
- emails
- text messages (SMS)
- Can be used for leisure
- watching
high-def films
on Blu-ray
players
- blu-ray: a disk that allows recording, rewriting,
playback of high-definition video (HD) and storing
large amounts of data. Has more than 5 times the
tsorage capacity of traditional DVD's.
- high definition (HD): the picture on a TV screen made of lines of pixels.
Normal TV: 625 lines, refreshed 25 times per second. HD: 720 or
1080 lines= clearer, sharper image.
- blu-ray: a disk that allows recording, rewriting,
playback of high-definition video (HD) and storing
large amounts of data. Has more than 5 times the
tsorage capacity of traditional DVD's.
- watching more
channels on digital TV
- streaming films
- stream: content is sent in a
compressed form over the Internet
and displayed by the viewer in real
time. No downloading, only continuous
stream of data playing as it arrives on
a special player.
- stream: content is sent in a
compressed form over the Internet
and displayed by the viewer in real
time. No downloading, only continuous
stream of data playing as it arrives on
a special player.
- listening to music and
watching films with
personal media players
- playing games with
consoles or
computers
- games console:
interactive games
computer
- games console:
interactive games
computer
- reading
with ebook
readers
- keeping in touch through
social networking sites
- social networking site:
online community where
people can communicate
and share information
- social networking site:
online community where
people can communicate
and share information
- taking photos and
videos with digital
cameras and
camcorders
- displaying phtos
with digital photo
frames
- watching
high-def films
on Blu-ray
players
- can be used
for travel:
- find routes using sat navs
and GPS (global
positioning system)
- sat nav: device, usually used in car,
gives direction based on information
recieved from a series of
satellites.
- GPS: navigational
system used in
many devices which
gives current location.
- sat nav: device, usually used in car,
gives direction based on information
recieved from a series of
satellites.
- tracking locations
of cars and vans
- geotag images
- geotag: to attach exact geographical coordinates
of longitude and latitude to a digital image, giving
the location of where it was taken.
- geotag: to attach exact geographical coordinates
of longitude and latitude to a digital image, giving
the location of where it was taken.
- find routes using sat navs
and GPS (global
positioning system)
- WORKED EXAMPLE
Explain how having
access to the Internet
can enhance a person's
work life
- -Being able to use specialist software, such as spreadsheet
software, makes them more productive. - They will be able to
collaborate with work colleagues more easily. - Thanks to
teleconferencing and video conferencing they have to travel to fewer
meetings, saving them time.
- Target E-C
- -Being able to use specialist software, such as spreadsheet
software, makes them more productive. - They will be able to
collaborate with work colleagues more easily. - Thanks to
teleconferencing and video conferencing they have to travel to fewer
meetings, saving them time.
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