Fill in the Blanks


1		In the electronics industry, the specialization which is the largest in terms of people employed and the dollar value of equipment purchased is the field.


2		The two major types of technical positions available in the communication field are and technician.


3		The four major segments of the communication electronics industry are , resellers, service organizations, and end users.


4		In electronic communication systems, the message is referred to as .


5		The communication channel is the by which the electronic signal is sent from one place to another.


6		A(n) is a collection of electronic components and circuits that accepts the transmitted message from the channel and converts it back to a form understandable by humans.


7		The measure of is usually expressed in terms of the signal-to-noise ratio.


8		signals do not vary continuously, but change in steps or in discrete increments.


9		Frequency is the number of times a particular phenomenon occurs in a given of time.


10		The infrared region is between the highest radio frequencies and the portion of the electromagnetic spectrum.