Nokia 4A0-100 Online Practice Questions and Exam Preparation

Nokia 4A0-100 Online Questions & Answers

• Question 111:

  Which of the following statements about IP addressing is TRUE?

  A. IP addresses are assigned by IEEE to vendors.
  B. Classless IP addresses provide hierarchy based on a variable length subnet mask.
  C. Classless IP addresses provide hierarchy based on fixed subnet masks of /24, /16, and /8.
  D. IP addresses provide hierarchy based on the country code and regional identifier.
  B. Classless IP addresses provide hierarchy based on a variable length subnet mask.

• Question 112:

  Which of the following about the displayed IP filter is TRUE?

  

  A. TCP (protocol 6) traffic between addresses 1.2.3.0/24 and 2.3.4.0/24 is dropped.
  B. TCP (protocol 6) traffic from source address 1.2.3.0/24 to destination address 2.3.4.0/24 is forwarded.
  C. TCP (protocol 6) traffic from source address 2.3.4.0/24 to destination address 1.2.3.0/24 is dropped.
  D. TCP (protocol 6) traffic from source address 1.2.3.0/24 to destination address 2.3.4.0/24 is dropped.
  A. TCP (protocol 6) traffic between addresses 1.2.3.0/24 and 2.3.4.0/24 is dropped.

• Question 113:

  Which of the following is true of Ethernet half-duplex transmission?

  A. Half-duplex transmission is less efficient because the frame MTU is smaller.
  B. Half-duplex transmission is only 30-40% efficient because of collisions.
  C. Ethernet switches support half-duplex transmission only.
  D. All of the above.
  B. Half-duplex transmission is only 30-40% efficient because of collisions.

• Question 114:

  Which of the following if a Layer 3 protocol?

  A. Ethernet
  B. TCP
  C. IP
  D. FTP
  C. IP

• Question 115:

  Which answer reflects the correct message sequence used when a source attempts to ping a destination for which it has no Address Resolution Protocol (ARP) cache entry?

  A. ICMP echo request, ARP request, ARP reply, ICMP echo reply
  B. ARP request, ARP reply, ICMP echo request, ICMP echo reply
  C. ICMP echo request, ICMP echo reply, ARP request, ARP reply
  D. ICMP echo request. ARP reply, ARP request, ICMP echo reply
  B. ARP request, ARP reply, ICMP echo request, ICMP echo reply

• Question 116:

  A Class C network is defined by a:

  A. 32-bit network prefix.
  B. 24-bit network prefix.
  C. 16-bit network.
  D. 8-bit network.
  B. 24-bit network prefix.

• Question 117:

  Which device is responsible for removing the MPLS label before the packet reaches the customer?

  A. The ingress LER
  B. The CE device
  C. The P router
  D. The egress LER
  D. The egress LER

• Question 118:

  An Ethernet Local Area Network (LAN) consists of the components shown in the diagram. How many broadcast and collision domains are on this LAN?

  

  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 119:

  Based on the network diagram, (click on exhibit) what is the command to use on CR1 to setup a default static route to R1?

  

  A. config router static-route 0.0.0.0/0 next-hop 10.2.3.2
  B. config router static-route 0.0.0.0 next-hop 10.2.3.2
  C. config router static-route 10.2.3.2 next-hop 0.0.0.0/0
  D. config router default-route 10.2.3.2
  E. config router static-route 0.0.0.0 next-hop 192.168.2.0
  A. config router static-route 0.0.0.0/0 next-hop 10.2.3.2

• Question 120:

  Which of the following command lines would be found in a list of commands designed to permit only certain type of traffic from exiting router RTR-A to router RTR-B?

  A. RTR-A>config>router>if>ingress# filter ip 1
  B. RTR-B>config>router>if>ingress# filter ip 1
  C. RTR-B>config>router>if>egress# filter ip 1
  D. RTR-A>config>router>if>egress# filter ip 1
  D. RTR-A>config>router>if>egress# filter ip 1