2778409
Descripción
Test por StephanieChoy, actualizado hace más de 1 año
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Creado por StephanieChoy
hace más de 11 años
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Pregunta 1
Pregunta
Give 2 advantages of networks systems over standalone
Respuesta
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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
Pregunta 2
Pregunta
Tick the three correct boxes to show which file formats are used to store music files.
Respuesta
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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
Pregunta 3
Pregunta
Computers can only store encrypted signals.
Respuesta
- True
- False
Pregunta 4
Pregunta
Sound is an digital signal.
Respuesta
- True
- False
Pregunta 5
Pregunta
Tick the two correct boxes to show how images could be optimised before publishing on a web page.
Respuesta
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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
Pregunta 6
Pregunta
Bitmap images are made up of pixels.
Respuesta
- True
- False
Pregunta 7
Pregunta
Images that can be scaled up without loss of quality are called vectors.
Respuesta
- True
- False
Pregunta 8
Pregunta
Bitmap images blur if they are enlarged.
Respuesta
- True
- False
Pregunta 9
Pregunta
Vector images is where maths is used to work out the position and size of the image.
Respuesta
- True
- False
Pregunta 10
Pregunta
Which devices are input?
Respuesta
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Mouse
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Speaker
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Monitor
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Microphone
Pregunta 11
Pregunta
What are two effects of compressing a graphical image?
Respuesta
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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.
Pregunta 12
Pregunta
What does LAN stand for?
Respuesta
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Local Area Network
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Low Added Noob
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Light Action Now
Pregunta 13
Pregunta
The analogue signals from a computer are converted to a digital signal to produce sound from the speaker?
Respuesta
- True
- False
Pregunta 14
Pregunta
A closed private internet is called an.......
Respuesta
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Extranet
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Intranet
Pregunta 15
Pregunta
What is meant by feedback in a computer control system?
Respuesta
-
The output affects the input.
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The input affects the output.
Pregunta 16
Pregunta
What law does this statement apply to?
Digital signals are legally binding
Respuesta
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Computer Misuse act
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Copyright Act
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Electronic communications act
Pregunta 17
Pregunta
State two uses/advantages of online banking.
Respuesta
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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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