Year 7 - SKO data representation

Binary is also known as

• Base 2

• Base 10

• Base 16

Denary is also known as

• Base 2

• Base 10

• Base 16

Data is ...

• Facts that lack context and meaning.

• Fact that have context and meaning

• Facts that have context but not meaning

Conversion is ...

• The process of changing data into information

• The process of increasing bits of data in size

• The process of changing a value in one number system into another.

Bits, nibbles, bytes, kilobytes, megabyte and gigabytes are all examples of ...

• Size of a binary string

• Units of data

• Sample rates of sound

When you take a picture on your smartphone, it is saved onto your phone as a ...

• Pixel

• Raster

• Vector

An architect uses a piece of software to design a building. The design will be mathematically correct. He sends this blueprint to his client. This will be sent as a

• Vector

• Pixel

• Raster

A pixel is ...

• A small dot of colour in a vector

• A small dot of colour in the digital raster.

• A small dot on a printed document.

Which of the following file extensions would you find at the end of a SOUND file?

• .jpeg .gif .tif

• .mp3 .wav .aiff

• .mp4 .png .tif

Compression is the method of ...

• increase file sizes

• duplicating files

• reducing file sizes