Networking Chapter 7

Question 1

Transmission media are usually categorized as _______.

Answer 1

Guided or unguided

Question 2

Transmission media lie below the _______ layer.

Answer 2

Physical

Question 3

_______ cable consists of an inner copper core and a second conducting outer sheath.

Answer 3

Coaxial

Question 4

In fiber optics, the signal is _______ waves.

Answer 4

Light

Question 5

Which of the following is not a guided medium?
A)	twisted-pair cable
B)	coaxial cable
C)	fiber-optic cable
D)	atmosphere

Answer 5

Atmosphere

Question 6

Which of the following is not an unguided medium?
	A)	twisted-pair cable
	B)	coaxial cable
	C)	fiber-optic cable
	D)	None of the choices are correct

Answer 6

None of the choices are correct

Question 7

Twisting in a twisted-pair help reduce the __________.

Answer 7

Noise

Question 8

Noise in a coaxial cable is reduced by ___________________.

Answer 8

The outer conductor

Question 9

UTP and STP are different implementations of ___________________ cable.

Answer 9

Twisted-pair

Question 10

RJ-45 is a type of connectors used in _________ cabling.

Answer 10

Twisted-pair

Question 11

RG rating is used in _________ cable.

Answer 11

Coaxial

Question 12

SC and TP are two types of connectors used in _________ cabling.

Answer 12

Fiber-optic

Question 13

The infrared wave has frequencies ________ microwave.

Answer 13

Below

Question 14

BNC is a type of connectors used in _________ cabling.

Answer 14

Coaxial