Question

4
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Explain the function of a modem.​

Answer 1

Answer:

here is you answer

Step-by-step explanation:

Modem is short for "Modulator-Demodulator." It is a hardware component that allows a computer or another device, such as a router or switch, to connect to the Internet and access othe features related to internet.

hope it helps....................

Answer 2

Answer:

A function refers to a special relation which maps each element of one set with only one element belonging to another set.

The various types of functions are as follows:

• Many to one function

• One to one function

• Onto function

• One and onto function

• Constant function

• Identity function

• Quadratic function

• Polynomial function

• Modulus function

• Rational function

• Signum function

• Greatest integer function