Key board is an important part of the computer peripherals. It has provisions for both alphabetic as well as numeric entries. It is basically a data entry medium for the system. The main component of...

Key board is an important part of the computer peripherals. It has provisions for both alphabetic as well as numeric entries. It is basically a data entry medium for the system. The main component of any keyboard is the key switch. These switches convert the typing action into proper signal for the key board interface, so that inter face will know that a key is being depressed..