Nokia 4A0-100 Online Practice Questions and Exam Preparation

Nokia 4A0-100 Online Questions & Answers

• Question 91:

  Which of the following is TRUE about a PE router within a service provider's MPLS network?

  A. It resides on the customer premises.
  B. It is not aware of the VPN services provided by the service provider.
  C. It should connect to at least one other PE router.
  D. It should connect to at least one CE device.
  D. It should connect to at least one CE device.

• Question 92:

  

  A network consists of the components shown in the diagram. Assuming there are no VLANs, how many broadcast and collision domains are on this network?

  A. 9 broadcast domains, 3 collision domains
  B. 3 broadcast domains, 3 collision domains
  C. 3 broadcast domains, 9 collision domains
  D. 1 broadcast domain, 9 collision domains
  C. 3 broadcast domains, 9 collision domains

• Question 93:

  Which of the following is a characteristic of a subnet created with a /31 prefix?

  A. There is no broadcast address on the network.
  B. The address can only be used as a loopback address.
  C. This specifies a single host address.
  D. A /31 prefix is not supported on the SR and ESS platform.
  A. There is no broadcast address on the network.

• Question 94:

  Which of the following statements about router R3 is TRUE?

  

  A. Router R3 is the iLER for LSP B.
  B. Router R3 is the eLER for LSP A.
  C. Router R is an LSR for both LSP A and LSP B.
  D. Router R3 is LSR for LSP A and an LER for LSP B.
  C. Router R is an LSR for both LSP A and LSP B.

• Question 95:

  Which of the following is a characteristic of the IP layer?

  A. Provides a connectionless data transmission service.
  B. Provides physical interconnection of network devices.
  C. Provides reliable transfers of data.
  D. Provides services equivalent to the OSI data link layer.
  A. Provides a connectionless data transmission service.

• Question 96:

  Which organization eventually became the standards body for IP and related protocols?

  A. IEEE
  B. IETF
  C. NSFNET
  D. ITU-T
  E. APNIC
  B. IETF

• Question 97:

  Which of the following describes an IP filter on the Nokia 7750 SR?

  A. An IP filter is used to examine an IP packet and its contents.
  B. An IP filter is applied to allow or deny IP packets into a network.
  C. Multiple ingress and egress filter policies can be applied to a network interface.
  D. Once an IP filter is applied it cannot be modified.
  B. An IP filter is applied to allow or deny IP packets into a network.

• Question 98:

  At what stage in the packet forwarding process, is the IP packet header examined?

  A. When the router first receives a frame from a LAN.
  B. After the forwarding table is checked.
  C. After the IP datagram is extracted from the L2 frame.
  D. Immediately before the IP packet is encapsulated for transmission.
  C. After the IP datagram is extracted from the L2 frame.

• Question 99:

  Which of the following is a characteristic of ATM?

  A. Application data is transported in 53-byte cells.
  B. ATM circuits are identified by a VPI/VCI value.
  C. Provides enhanced QoS support with 5 classes of service.
  D. Ideal for multiple services on the same physical line.
  E. All of the above.
  F. None of the above
  E. All of the above.

• Question 100:

  Which TCP/IP layer is responsible for providing the user's interface to the network?

  A. the application services layer
  B. The transport layer
  C. The Internet protocol layer
  D. The network interface layer
  D. The network interface layer