means of communication

What is communication?

• Sending messages

• Talking to each other

• Sending and receiving messages

The cheapest means of communication. Answer in uppercase.

Define.

Satellite

• A communication network sent in space

• An electronic device sent into space to collect and broadcast information

When was the postal system started in India?

• 1763

• 1766

• 1868

What does PIN stands for?

• Postal identity number

• Postal index number

• Police identity number

When was the telegraph invented?

• 1837

• 1919

• 1878

What is used to send written messages

• Telephone

• Printer

• Fax machine