Terms & Concept

1- The basic types of signals are analog and digital.

2- ASCII Stands for -American standard code for information interchange.

3-IC Stands for Integrated Circuit

4- A Digital signal has two levels.

5-Digital communication of characters is possible by using ASCII

6-To digitize is to convert an analog signal into a digital signal.

7- An Integrated circuit is also called a chip.

8- CPU stands for central processing unit.

9- An Analog Circuit is also called a linear circuits, since linear by definition is a variation of an output in direct proportion to the inputs.

10- Multimeter is a device that is able to measure voltages, current and capacitors.

11-OHM-is the electric resistance between two points of a conductor, when a constant potential difference of 1 volt, applied to these points produces in the conductor a current of 1 ampere the conductor not being the seat of any electromotive force