Distinguish between ‘Analog’ and ‘Digital’ forms of communication

CBSE Class 12
1

(a) Distinguish between ‘Analog’ and ‘Digital’ forms of communication.
(b) Explain briefly two commonly used applications of the ‘Internet’.

2

(a)
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(b) Applications of the Internet:

  1. E-mail: It allows the exchange of text or graphic material. One can write a letter and send it to the other person (recipient) through an internet service provider (ISP). The ISP works like the dispatching and receiving post office.
  2. File transfer: A program known as the file transfer program (FTP) allows the transfer of files or software from one computer to the other computer connected to the Internet.