Unit Flashcards
List the units of data storage from the smallest to the largest.
Bit Nibble Byte Kilobyte Megabyte Gigabyte Terabyte Petabyte
What is a bit?
A bit is a binary digit, the smallest unit of data you can store, each it is represented using 1 and 0.
What is a Nibble?
This is the term to describe 4 bits.
What is a byte?
A collection of 8 bits (2 nibbles), keyboard characters generally take up about one byte.
What is a kilobyte?
1000 bytes
What is a megabyte?
1000 kilobytes
What is a gigabyte?
1000 megabytes
What is a terabyte?
1000 gigabytes
What is a petabyte?
1000 terabytes
What is the calculations for Text files?
Bits per character x Number of characters
What is the calculations for Sound files?
Sample rate x Duration x bit depth = bit rate
bit rate x duration = size of file
What is the calculations for Image files?
Color depth x Image height x Image width
