Communication Systems

When can send information using the following channels except

• radio waves

• microwaves

• light

• gamma-rays

The person who accepts or gets the message is the ...

• Sender
• Receiver
• Encode
• Decode

Jack looks up a phone number that is stored in his cell phone.  This is an example of

• transmitting.
• encoding.
• sending.
• retrieval.

Which of the following identifies the primary function of a radio station tower in a communication system?

• transmitter

• encoder

• decoder

• receiver

Computers gather data, which means that they allow users to ____________ data.

• present

• input

• output

• store

Communication Systems we used today are which of the following:

• television
• internet
• radio
• all  of the above

To send a message from one person, thing, or place to another is an example of

• decoding.
• receiving.
• transmitting.
• storing.

The person who originates the message is the ...

• Receiver 
• Decoder
• Source
• Encoder

are the ways information is moved from one place to another.

• information

• communication

• signals

• analog signals

information and data that are sent over copper or metal wires using electricity.

• encode

• transmit

• decode

• electrical signals