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Free 4A0-100 Exam Braindumps (page: 2)

Page 1 of 89
PDF with 352 Questions

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?

  1. Ctrl-z
  2. Ctrl-c
  3. Esc
  4. Shift-Page Down

Answer(s): A



Which of the following best describes a repeater?

  1. A passive device simply used to connect two or more cables. Does not generate or amplify any signals.
  2. A device that receives and retransmits a signal out its ports, but does not do any Layer 2 analysis of the data.
  3. 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.
  4. 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.

Answer(s): B



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

  1. ATM and Frame-Relay are circuit switched protocols and use Virtual Circuits to create logical separation of traffic.
  2. ATM and Frame-Relay are point-to-point protocols and do not support different customers or traffic type on the same physical wire.
  3. ATM and Frame-Relay are circuit switched protocols and use VLAN's to create logical separation of traffic.
  4. ATM and Frame-Relay are circuit switched protocols and use IP Header information to create logical separation of traffic.

Answer(s): A



Which of the following is a feature of Layer 3?

  1. Provides an universal addressing scheme
  2. Ensures data is delivered across the Layer 2 network.
  3. Provides reliable data transfers.
  4. Provides a physical interface to the network.

Answer(s): A






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