Question No 1

You are configuring your Nokia 7750SR Service Router from the Command Line Interface (CLI), and after entering a lengthy command, wish to return directly to the ROOT context. Which control command allows you to do this quickly?

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Question No 2

Which of the following best describes a repeater?

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A passive device simply used to connect two or more cables. Does not generate or amplify any signals.

A device that receives and retransmits a signal out its ports, but does not do any Layer 2 analysis of the data.

A device that receives a signal and based on the Layer 2 destination address, makes a decision on which ports the signal should be retransmitted.

A device that receives a signal and based on the Layer 3 destination address, makes a decision on which ports the signal should be retransmitted.

Question No 3

How do protocols such as ATM and Frame - Relay support differentiating multiple customers or traffic types on the same physical wire?

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ATM and Frame - Relay are circuit switched protocols and use Virtual Circuits to create logical separation of traffic.

ATM and Frame - Relay are point - to - point protocols and do not support different customers or traffic type on the same physical wire.

ATM and Frame - Relay are circuit switched protocols and use VLAN's to create logical separation of traffic.

ATM and Frame - Relay are circuit switched protocols and use IP Header information to create logical separation of traffic.

Question No 4

Which of the following is a feature of Layer 3?

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Question No 5

The 201.148.26.0/24 network is subnetted using a /26 mask. How many subnets and host addresses will you obtain with this mask?

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4 subnets, 64 hosts

64 subnets, 4 hosts

4 subnets, 62 hosts

64 subnets, 2 hosts

6 subnets, 30 hosts

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