Computers cannot communicate with each other directly over telephone lines because they use digital pulses whereas telephone lines use analog sound frequencies. What is the name of the device which permits digital to analog conversion at the start of a long distance transmission?

Computer Networking
Computers cannot communicate with each other directly over telephone lines because they use digital pulses whereas telephone lines use analog sound frequencies. What is the name of the device which permits digital to analog conversion at the start of a long distance transmission?

None of these

Attenuation

Teleprocessor

Modem

Interface

None of these

Attenuation

Teleprocessor

Modem

Interface

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Computer Networking
The network layer, in reference to the OSI model, provide

data link procedures that provide for the exchange of data via frames that can be sent and received

None of these

All of these

the virtual circuit interface to packet-switched service

the interface between the X.25 network and packet mode device

data link procedures that provide for the exchange of data via frames that can be sent and received

None of these

All of these

the virtual circuit interface to packet-switched service

the interface between the X.25 network and packet mode device

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Computer Networking
When a host knows its physical address but not its IP address, it can use _____.

IGMP

ARP

None of these

ICMP

RARP

IGMP

ARP

None of these

ICMP

RARP

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Computer Networking
Your company has a LAN in its downtown office and has now set up a LAN in the manufacturing plant in the suburbs. To enable everyone to share data and resources between the two LANs, what type of device(s) are needed to connect them? Choose the most correct answer.

Cable

Hub

None of these

Modem

Router

Cable

Hub

None of these

Modem

Router

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Computer Networking
How many broadcast domains are created when you segment a network with a 12-port switch?

2

12

5

1

2

12

5

1

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Computer Networking
A network designer wants to connect 5 routers as point-to-point simplex line. Then the total number of lines required would be

32

20

10

5

None of these

32

20

10

5

None of these

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Computer Networking

Computer Networking The network layer, in reference to the OSI model, provide

Computer Networking When a host knows its physical address but not its IP address, it can use _____.

Computer Networking Your company has a LAN in its downtown office and has now set up a LAN in the manufacturing plant in the suburbs. To enable everyone to share data and resources between the two LANs, what type of device(s) are needed to connect them? Choose the most correct answer.

Computer Networking How many broadcast domains are created when you segment a network with a 12-port switch?

Computer Networking A network designer wants to connect 5 routers as point-to-point simplex line. Then the total number of lines required would be

Computer Networking
The network layer, in reference to the OSI model, provide

Computer Networking
When a host knows its physical address but not its IP address, it can use _____.

Computer Networking
Your company has a LAN in its downtown office and has now set up a LAN in the manufacturing plant in the suburbs. To enable everyone to share data and resources between the two LANs, what type of device(s) are needed to connect them? Choose the most correct answer.

Computer Networking
How many broadcast domains are created when you segment a network with a 12-port switch?

Computer Networking
A network designer wants to connect 5 routers as point-to-point simplex line. Then the total number of lines required would be