ICT revision

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  • Created by: ElishaG
  • Created on: 10-05-16 13:45
How are digital devices used for communication?
SMS,MMS, social networking sites,instant messaging, voice calls, video calls, emails.
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How are digital devices used for leisure?
Watching HD films on Blu-ray, channels on digital TV, streaming films, downloading music, playing games,reading ebooks, social network, taking photos and videos with camera, photos on digital photo frames.
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How are digital devices used for travel?
Find route using sat nav and GPS( Global Positioning System, track locationof cars and vans, geotag images.
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What are factors that need to be considered when buying digital devices?
Connectivity, security, reliability and support offered, storage,convenience,compatability, speed of processor,purpose,cost,battery life, user interface.
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What does a processor do?
All digital devices have one. It controls functions of device, there are microprocessors for different devices.
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What is internal memory?
Where the microprossor stores program instructions and data. Different devices
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What are digital devices?
Storage devices that contain components that can store data, e.g. internal memory and hard disk drives(computers only)
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What is flash memory?
A type of peripheral ideal for digital devices because: doesn't lose data when off.no moving parts and can't be damaged easily (called solid state).removeable, data can be transferred.
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What are types of flash memory?What is their storage amount?
USB flash drive or memory stick (256GB). Secure digital(SD) card(4GB).SDHC(highcapacity)card(32GB).Micro SD card(for smaller devices).SDXC(extended capacity) card (2TB).
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List some input devices.
Mouse(pointing and inputting device). Keyboard(to enter text).Game controller(for gaming).Webcam(input visual data, peripheral or inbuilt).Touch screen(input by finger).Mic(input audio data).Graphics tablet(input drawings).
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List some output devices.
Speakers(peripheral or inbuilt can hear audio).Headphones(One person to hear audio).Printer(allows to produce 'hard copy').Screen(inbuilt display screens
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Other cards in this set

Card 2

Front

How are digital devices used for leisure?

Back

Watching HD films on Blu-ray, channels on digital TV, streaming films, downloading music, playing games,reading ebooks, social network, taking photos and videos with camera, photos on digital photo frames.

Card 3

Front

How are digital devices used for travel?

Back

Preview of the front of card 3

Card 4

Front

What are factors that need to be considered when buying digital devices?

Back

Preview of the front of card 4

Card 5

Front

What does a processor do?

Back

Preview of the front of card 5
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