2. What digital
devices can
you think
of?
PERSONAL
DIGITAL
DEVICES
Mobile
Phones
Personal
computers Satellite
Navigation
Cameras/
camcorders Media
players
Games
consoles
3. •Text messages (SMS)
•Social networking sites
•Instant messaging
•Media messages (MMS)
•Voice calls
•Video calls
•Email
PERSONAL
DIGITAL
DEVICES
6. Mitch could use a DVD or CD drive
to back up his video files.
a) State one reason why DVD is
more suitable
Larger storage capacity
b) Identify one local storage, other
than a DVD or CD drive that could
be used for backups
Memory stick, USB flash drive
PERSONAL
DIGITAL
DEVICES
7. Some digital devices store data on internal
hard disk drives & others use SD cards.
a) Give two advantages of using a hard
disk drive rather than an SD card
• Larger storage capacity
• Faster data access
b) Give two advantages of using an SD
card rather than a hard disk drive
• Smaller and lighter
• Easily removable & can be used to
transfer data between devices
PERSONAL
DIGITAL
DEVICES
11. PERSONAL
DIGITAL
DEVICES
1) List two peripheral devices that
could be connected to a personal
media player
Headphones, speakers, microphone
2) Jo has a new games console.
State two input devices that she
might use with it
Webcam, microphone, controller,
steering wheel, balance board
12. PERSONAL
DIGITAL
DEVICES
Data Cable connection (USB)
• Most common method
• Most mobile phones & media
players can connect by USB
Bluetooth
• Allow devices to connect wirelessly
over short distances
13. PERSONAL
DIGITAL
DEVICES
Wi-Fi
• Allow devices to connect wirelessly over
longer distances
• Most modern devices are now Wi-Fi enabled
Cloud
• Allows users to store all their data on a
remote server that can be accessed anywhere
with internet
15. PERSONAL
DIGITAL
DEVICES
Who Am I? Look at the definitions, can you decide
which personal computer the description is talking
about?
Desktop
computers
Laptop
computers
Netbook
computers
Tablet
computers
• I am very strong
& robust
• I boot up very
quickly
• I have no hard
disk
• I have SD cards as
storage
• I need input &
output peripherals
• Have hard disk
drives & optical
drives
• I have a powerful
processor
• I am easy to
upgrade & enhance
Netbook
computers
Desktop
computers
16. PERSONAL
DIGITAL
DEVICES
Who Am I? Look at the definitions, can you decide
which personal computer the description is talking
about?
Desktop
computers
Laptop
computers
Netbook
computers
Tablet
computers
• I have a monitor,
pointing device &
webcam built in
• I have bluetooth
& WI-FI built in
• I have hard disk
drives & optical
drives
• I am very light &
portable
• I am battery
powered
• I have a touch
screen interface
• I have WI-Fi,
Bluetooth & 3G
Laptop
computers
Tablet
computers
17. PERSONAL
DIGITAL
DEVICES
http://www.youtube.com/watch?v=_v2bwkjPjjk
Health Risks Solutions
Eye strain
RSI
Neck and back problems
Pain in knees and legs
- Take regular breaks away from screen
- Adjust the screen
- Use an anti glare screen
- Use wrist rests
- Take breaks
- Change height of chair/screen
- Move computer closer/further away
- Make sure feet are flat on ground or
use a foot rest
- Take regular breaks
18. PERSONAL
DIGITAL
DEVICES
1) Some people find it difficult to use a
mobile phone. State two features that
can make a phone easier to use.
Louder ring tone, clearer display, larger
keys, touch keypad
2) Harry is concerned about data security.
State two ways he can protect the
information stored on his phone.
Hide the phone in public, set a
PIN/password, Lock SIM card, restrict
bluetooth usage
19. PERSONAL
DIGITAL
DEVICES
Resolution
• The maximum number of pixels that can be
recorded in the images
• The more pixels, the more detailed the
image
Zoom
• Digital Zoom – just enlarges part of the
image which can become blurred
• Optical zoom – moves the lens closer which
allows a clearer image
20. PERSONAL
DIGITAL
DEVICES
Many cameras now have a GPS receiver allowing
the following:
GPS Tagging
• Stores the exact location of where a
video/image was recorded
Metadata
• The small text file stored with each image
giving its details
22. PERSONAL
DIGITAL
DEVICES
Small, light and
easy to carry
Key Features:
Solid State Memory
- the songs don’t
skip when jolted
Long battery life
Hold a lot of
media – songs,
podcasts, video
Simple interface
23. PERSONAL
DIGITAL
DEVICES
Streaming – the file is sent in compressed form
over the internet and is viewed in real time.
Advantages of
Streaming:
• Saves time –
doesn’t have to
wait for download
• Uses less storage
space
Disadvantages of
Streaming:
• Cannot keep a
copy for viewing
offline
• Limited availability
• Dependent upon
connection quality
26. PERSONAL
DIGITAL
DEVICES
Route planning
Uses:
Check speed &
warn about speed
cameras
Live traffic
reports
Locate nearest
service stations
Function of GPS: gives you an accurate location of
where you are by receiving signals from a network of
satellites
27. PERSONAL
DIGITAL
DEVICES
Using a smartphone app instead of dedicated sat nav:
• Always likely to have
mobile phone on you
so will always have
sat nav
• Generally smaller and
lighter
• Might have to pay
for expensive app
• Using GPS runs the
battery down quickly
• Charges – internet
usage
28. PERSONAL
DIGITAL
DEVICES
Organisations now need a strong online presence due
to the popularity of the use of digital devices:
Blog – tell
customers about
developments
Viral marketing –
advertise through
video uploads
Profiling – tracking
information about
customer transactions
How?
29. PERSONAL
DIGITAL
DEVICES
How can technology be used in education:
Internet – online
research
Interactive
whiteboards –
enhance learning
experience
Specialist software
– improves learning
in certain subjects
Apps – helps make
learning more fun
VLEs – allow access
to learning
resources
Ebook readers –
access to texts
30. PERSONAL
DIGITAL
DEVICES
1) Demi likes to use her personal media
player when she goes running. List two
features of personal media players that
make them suitable for this. (2 marks)
Portable, use solid state memory
2) Modern games consoles are multi-
functional devices. Apart from gaming, give
two other uses for games consoles
View HD movies using blu-ray drive, use
internet to stream movies, internet for
social networking
31. PERSONAL
DIGITAL
DEVICES
Some people claim that playing video
games is beneficial. Make a reasoned
argument to support this point of view.
(6 marks)
ESSAY PRACTICE!
Mental development – spatial
awareness & attention span
- Improve spatial awareness &
hand-eye coordination
Learning skills & specific subjects
- Improve thinking, problem
solving, reasoning & memory
- Specialist games for subjects
(History etc)
Social skills
- Multi player games
Physical activity
- Dance & fitness (Kinect,
Wii)
Staying safe
- Prevents people from going out and
getting into trouble
