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

• Sender
• Receiver
• Encode
• Decode

is where you keep the information.

• source

• reveiver

• retrieval

• storage

Communication Systems we used today are which of the following:

• television
• internet
• radio
• all  of the above

When we send a text to our friend this is an example of which of the following?

• Person to person
• Person to phone
• Person to text

The person who originates the message is the ...

• Receiver 
• Decoder
• Source
• Encoder

Definition of Communication Systems

• Transfer of Information from one place to another

• Input and output act together to accomplish information transfer/exchange

• Systems should be efficient, reliable, and secured.

• Components/subsystems act together to accomplish information transfer/exchange

Types of information source

• analog and digital form

• encoding form

• discrete form

• decoding form

What is modulation ?

• a process of changing one or more properties of the analog carrier in proportion to the information signal.

• the system changing from analog to digital

• the input signal process in communication systems

Convert 10 dBm to watts

• 0.1mW

• 10mW

• 1mW

• 0.001mW

Which waves pass through the atmosphere and they are not reflected back toward Earth?

• FM

• AM

• Radio

• Microwa