Information communicated for personal uses is called

Which is the quickest and most direct means of communication.

In ancient times, ________ carried messages for people.

We can write a letter on a sheet of plain paper and put it inside a

Which are instrument that can be  carried any where by the subscriber.

Information given to a large number of people is called

_________ are urgent messages sent in lesser time than postal mail.

Sharing news, feelings, views and information is called 

We can watch a cricket match live with the help of

A man - made object sent into space to collect information is called a