Tuesday, February 3, 2009

Digital Media!!!




Digital Media Surrounding Me!!!
-Computers
-Clocks/Watches
-Radios
-Digital Television
-IPod/MP3 Players
-CD
-Internet
-Video Game

What number system is digital data based on? What two digits are used to code all digital data?
The number system that digital data is based on is called the 'Binary Numeral System'. The two digits that are used to code all digital data are the numbers zero (0) and one (1).

Bits and Bytes
A Bit is a Binary Digit. It is the smallest unit of measurement for the storage of information in computers.
A Byte is a collection of eight bits. It is also known as an 'Octet'.



Sample Rate
Sampling Rate!!!
Sampling Rate is the when measuring the audio signal at certain points at a time. The Sampling rate is measured in 'Hertz'.


How does Colour Depth or Bit Depth effect the appearance of an image?
The Colour Depth or Bit Depth is the computer term for describing the number of bits used to represent the colour of one single pixel in an image or video. A higher colour depth would give a broader range of colours.






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