module 4 Build a simple network Flashcards
Which of the following is NOT a criterion for choosing a network media?
The type of data that can transmitted
What is the most common type of wired media used by TV companies to connect and carry signals to a set-top box within a home?
coaxial cable
Which type of wired media is used to carry digital information at very high speeds over long distances?
Fiber-optic cable
Which is the most common type of wired media to connect end devices to an Ethernet LAN?
Twisted-pair cable
A type of interference that occurs when cables are bundled together for long lengths is known as:
crosstalk
What type of Ethernet twisted-pair cable may be required when the electrical environment has strong EMI and RFI interference?
STP
Which of the following is the most common type of connector used to terminate twisted-pair cabling?
RJ-45
Which of the following is an advantage of coaxial cable compared to UTP?
improved data carrying characteristic
Which type of cabling is immune to RFI and EFI?
Fiber-optic
Which organization defines the two different patterns, or wiring schemes, called T568A and T568B?
TIA/EIA
Directly connecting like-devices, such as two computers, requires what type of UTP Ethernet cable?
Crossover
Connecting a unlike-devices, such as a computers to an Ethernet switch, requires what type of UTP Ethernet cable?
Straight-through
Which type of network cable contains multiple copper wires and uses extra shielding to prevent interference?
STP
Which type of data cable is used by television companies to carry data and video signals?
coaxial
Which term describes the interference when electrical impulses from one cable cross over to an adjacent cable?
Crosstalk
A group of newly hired entry-level network engineers are talking about the network cabling they are going to have to install as a team. What is a characteristic of Ethernet straight-through UTP cable?
it is susceptible to interference from EMI and RFI
A network specialist has been hired to install a network in a company that assembles airplane engines. Because of the nature of the business, the area is highly affected by electromagnetic interference. Which type of network media should be recommended so that the data communication will not be affected by EMI?
Fiber optic
Which type of network cable is commonly used in backbone networks and telephone companies?
Fiber-optic
Which type of Ethernet cable should be used to directly connect two devices that both use the same pins for transmitting and receiving data?
crossover twisted-pair cable
What is a purpose of an IP address?
it identifies the source and destination of data packets
