2778409
Beschreibung
Quiz von StephanieChoy, aktualisiert more than 1 year ago
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Erstellt von StephanieChoy
vor fast 9 Jahre
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Frage 1
Frage
Give 2 advantages of networks systems over standalone
Antworten
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same network
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share software
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share data
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can share media
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do not need cables
Frage 2
Frage
Tick the three correct boxes to show which file formats are used to store music files.
Antworten
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BMP
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WAV
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MP3
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DOCX
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WMA
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HTML
Frage 3
Frage
Computers can only store encrypted signals.
Antworten
- True
- False
Frage 4
Frage
Sound is an digital signal.
Antworten
- True
- False
Frage 5
Frage
Tick the two correct boxes to show how images could be optimised before publishing on a web page.
Antworten
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Reduce the quality of the image
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Make the picture bigger
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Reduce the number of colours
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Reduce the number of words
Frage 6
Frage
Bitmap images are made up of pixels.
Antworten
- True
- False
Frage 7
Frage
Images that can be scaled up without loss of quality are called vectors.
Antworten
- True
- False
Frage 8
Frage
Bitmap images blur if they are enlarged.
Antworten
- True
- False
Frage 9
Frage
Vector images is where maths is used to work out the position and size of the image.
Antworten
- True
- False
Frage 10
Frage
Which devices are input?
Antworten
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Mouse
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Speaker
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Monitor
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Microphone
Frage 11
Frage
What are two effects of compressing a graphical image?
Antworten
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Reduced quality image.
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Larger file size
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Reducing the number of colours
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Does not need software to open.
Frage 12
Frage
What does LAN stand for?
Antworten
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Local Area Network
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Low Added Noob
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Light Action Now
Frage 13
Frage
The analogue signals from a computer are converted to a digital signal to produce sound from the speaker?
Antworten
- True
- False
Frage 14
Frage
A closed private internet is called an.......
Antworten
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Extranet
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Intranet
Frage 15
Frage
What is meant by feedback in a computer control system?
Antworten
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The output affects the input.
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The input affects the output.
Frage 16
Frage
What law does this statement apply to?
Digital signals are legally binding
Antworten
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Computer Misuse act
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Copyright Act
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Electronic communications act
Frage 17
Frage
State two uses/advantages of online banking.
Antworten
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Instant Statements
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Can buy cheeky Nando's with a debit card
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Saves travel costs.
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