Nokia 4A0-100 Online Practice Questions and Exam Preparation

Nokia 4A0-100 Online Questions & Answers

• Question 301:

  Which of the following best describes a repeater?

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

• Question 302:

  What is the preference value in the routing table used for?

  A. To select from routes with different next-hops.
  B. To select from routes with different costs.
  C. To select from routes learned from different routing protocols.
  D. To select from routes with different prefixes.
  C. To select from routes learned from different routing protocols.

• Question 303:

  Which statement best describes how the internet evolved?

  A. The internet emerged in the commercial world in the 1980's following the US military's adoption of TCP/ IP in 1983.
  B. The internet evolved from a military to a research to a commercial based network.
  C. The internet remained primarily a research based network and was only commercially adopted in 2000 when the world wide web was conceived.
  D. Internet service providers provided the services necessary for military based networks to evolve into research and education based networks.
  B. The internet evolved from a military to a research to a commercial based network.

• Question 304:

  What is available for auto completion of commands within the CLI on the Nokia 7750 SR Service Router?

  A. Type the first letters of the command, then press Ctrl C
  B. Type the first letters of the command, then press Esc
  C. Type the first letters of the command, then press Tab
  D. Type the first letters of the command, then type ?
  C. Type the first letters of the command, then press Tab

• Question 305:

  Network 201.148.104.0/21 is subnetted using a /23 mask. How many subnets and host addresses per subnet will be obtained with this mask?

  A. 2 subnets, 1022 hosts
  B. 4 subnets, 510 hosts
  C. 2 subnets, 2048 hosts
  D. 4 subnets, 512 hosts
  A. 2 subnets, 1022 hosts

• Question 306:

  Which of the following statements are TRUE about the Nokia SR 7750? (Choose 2)

  A. It can boot without a compact flash in the CF3 slot.
  B. It cannot boot without a compact flash in the CF3 slot.
  C. It can operate without a compact flash in the CF3 slot once it has booted.
  D. It cannot operate without a compact flash in the CF3 slot once it has booted.
  B. It cannot boot without a compact flash in the CF3 slot.
  C. It can operate without a compact flash in the CF3 slot once it has booted.

• Question 307:

  Which of the following is a File command in the File System context of the Command Line Interface (CLI)?

  A. time-display
  B. help
  C. type
  D. terminal
  C. type

• Question 308:

  What metric does a link state protocol use to choose the best path to a destination network?

  A. Link bandwidth.
  B. Round trip time.
  C. Hop count.
  D. Route preference.
  A. Link bandwidth.

• Question 309:

  Which of the following describes a static default route?

  A. A routing entry, included in the RIB by default, that forwards packets with an unknown destination to the CPM for inspection.
  B. A manual entry used when the destination address of a network is not specifically listed in the routing table.
  C. A manual entry that matches a specific /32 host address using the least cost to the destination.
  D. A default entry in the FIB used when forwarding multicast and broadcast packets.
  B. A manual entry used when the destination address of a network is not specifically listed in the routing table.

• Question 310:

  Which statement accurately explains the purpose of the TCP protocol and what it provides?

  A. The primary purpose of TCP is to provide reliable communications between application services.
  B. The primary purpose of TCP is to provide unreliable communications between application services
  C. The primary purpose of TCP is to provide IP routing between application services.
  D. The primary purpose of TCP is to define the correct format for the application layer such as JPEG or HTML.
  A. The primary purpose of TCP is to provide reliable communications between application services.