How does the internet work?
How to transfer data from computer to another one?
Data is transmitted from one computer to another in the form of bits (10110101010010100100) through various media such as Ethernet cables, wireless signals (wifi-radio wares) and fiber optic cables
Bits and byte
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Bits(binary digit) is the smallest unit used to represent information in a computer and is also used
to measure the transmission speed of information over a network. It is written binary (0 and 1). -
Bytes is the smallest data storage unit in a computer memory. 1 byte represents 256 stale value of information, 1 byte represent the number 0-255.
- Internet transmission media (Ethernet cables ,fiber optic cables and wireless signal )
| METHOD | pro | Con |
|---|---|---|
| Electricity(Ethernet cables) | cheap | signal loss (short transmission) |
| Light(fiber optical cables) | really fast , no signal loss | expensive , hard to work with |
| Radio waves(wireless-wifi) | totally mobile | short range |