Which of the following describe the process identifier that is used to run OSPF on a router?1. It is locally significant.2. It is globally significant.3. It is needed to identify a unique instance of an OSPF database.4. It is an optional parameter required only if multiple OSPF processes are running on the router.

Computer Networking
Which of the following describe the process identifier that is used to run OSPF on a router?1. It is locally significant.2. It is globally significant.3. It is needed to identify a unique instance of an OSPF database.4. It is an optional parameter required only if multiple OSPF processes are running on the router.

1, 2 and 4

All of these

1 and 3

IS-IS

3 and 5

1, 2 and 4

All of these

1 and 3

IS-IS

3 and 5

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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.

Modem

Hub

None of these

Cable

Router

Modem

Hub

None of these

Cable

Router

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Computer Networking
Information systems with common hardware, software, and network standards that provide easy access for end users and their networked computer systems. Select the best fit for answer:

Internetwork processor

Protocol

None of these

Open Systems

TCP/IP

Internetwork processor

Protocol

None of these

Open Systems

TCP/IP

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Computer Networking
The data-link layer, in reference to the OSI model, specifies

the virtual circuit interface to packet-switched service

None of these

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

All of these

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

the virtual circuit interface to packet-switched service

None of these

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

All of these

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

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Computer Networking
The difference between a multiplexer and a statistical multiplexer is

None of these

Multiplexer use X.25 protocol, while statistical multiplexers use the Aloha protocol

Multiplexers often waste the output link capacity while statistical multiplexers optimize its use

Statistical multiplexers need buffers while multiplexers do not need buffers

Multiplexers use Time Division Multiplexing (TDM) while statistical multiplexers use Frequency Division Multiplexing (FDM)

None of these

Multiplexer use X.25 protocol, while statistical multiplexers use the Aloha protocol

Multiplexers often waste the output link capacity while statistical multiplexers optimize its use

Statistical multiplexers need buffers while multiplexers do not need buffers

Multiplexers use Time Division Multiplexing (TDM) while statistical multiplexers use Frequency Division Multiplexing (FDM)

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Computer Networking
Which statements are true regarding ICMP packets?1. ICMP guarantees datagram delivery.2. ICMP can provide hosts with information about network problems.3. ICMP is encapsulated within IP datagrams.4. ICMP is encapsulated within UDP datagrams.

1 only

All of these

1 and 4

2 and 3

1 only

All of these

1 and 4

2 and 3

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Computer Networking

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 Information systems with common hardware, software, and network standards that provide easy access for end users and their networked computer systems. Select the best fit for answer:

Computer Networking The data-link layer, in reference to the OSI model, specifies

Computer Networking The difference between a multiplexer and a statistical multiplexer is

Computer Networking Which statements are true regarding ICMP packets?1. ICMP guarantees datagram delivery.2. ICMP can provide hosts with information about network problems.3. ICMP is encapsulated within IP datagrams.4. ICMP is encapsulated within UDP datagrams.

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
Information systems with common hardware, software, and network standards that provide easy access for end users and their networked computer systems. Select the best fit for answer:

Computer Networking
The data-link layer, in reference to the OSI model, specifies

Computer Networking
The difference between a multiplexer and a statistical multiplexer is

Computer Networking
Which statements are true regarding ICMP packets?1. ICMP guarantees datagram delivery.2. ICMP can provide hosts with information about network problems.3. ICMP is encapsulated within IP datagrams.4. ICMP is encapsulated within UDP datagrams.