The word "bit" attached to a number can refer to several things, depending on the context. The term 32-bit is often applied to the following:
1. 32-bit refer how much information stored in the "registers" of the computer's central processing unit, which is an indication of speed and performance.
2. 32-bit refer the size of data bus through which the processor sends out the information. 32-bit bus can address 4,294,967,296 words (232), which would correspond to 4 gigabytes. The larger data bus enables faster transfer of data to and from storage. Most personal computers today use a 32-bit bus,
3. It can refer to how much information in memory a computer can use.
4. It can refer to the depth of the pixels on the monitor, which creates the color and the resolution of the images, 32-bit Color (so-called TRUE COLOUR).
5. It can refer to the program that uses the 32-bit internal registers and large memory capacity.
6. It can refer to the Operating System; Windows 2000 are true 32-bit operating systems,
7. It can refer to FAT file system, FAT32 allows each disk to be divided into a larger number of clusters (allocation units);
8. It can refer to binary address.
9. It can refer to 32-bit chip.
A bit is a tiny electronic signal. In any context, the bigger the bit number, the more powerful, faster, or more colorful the feature.