Alcatel-Lucent 4A0-100 Study Guides 2021
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Online 4A0-100 free questions and answers of New Version:
NEW QUESTION 1
Where would you expect to find a P router in a service provider's network? A. At the edge of the provider's network facing the customer.
- A. At the edge of the customer's network facing the provide
- B. In the core of the providers networ
- C. On the customer premise
Answer: C
NEW QUESTION 2
What is NOT a function ofthe IOM?
- A. It forwards the data to the switch fabri
- B. It discards excess data packet
- C. It converts the incoming data to an internal forma
- D. It performs Quality of Service operations and buffers incoming dat
Answer: C
NEW QUESTION 3
Which of the following is a private IP network address reserved by the IANA?
- A. 172.30.0.0/16
- B. 192.100.0.0/24
- C. 172.0.0.0/16
- D. 169.254.0.0/16
- E. 11.0.0.0/8
Answer: A
NEW QUESTION 4
A set of tasks that move a packet from its entry into an IP network to itsexit from the IP network. Thisdescribes:
- A. IP routin
- B. IP protoco
- C. IP encapsulatio
- D. IP tunnelin
Answer: A
NEW QUESTION 5
Choose two true statements that characterize Link State Routing
- A. Routers send a copy of their routing table to their neighbors periodicall
- B. Routers flood link information throughout the entire are
- C. Network converges quickly (within several seconds) after a topology chang
- D. Routers do not have precise knowledge of the entire network topolog
Answer: BC
NEW QUESTION 6
Multiple SAPs may be defined on the same physical port and may be used for different services.
- A. True
- B. False
Answer: A
NEW QUESTION 7
In regards to the Alcatel-Lucent 7750 SR-12 router, how many of the front access card slots are dedicated for Control Processors?
- A. 1
- B. 2
- C. 7
- D. 10
Answer: B
NEW QUESTION 8
Which of the following is an important advantage of protocol layering? (Choose two)
- A. Controls distribution of IP addresse
- B. Simplifies protocol functionalit
- C. Isolates changes in lower layers from upper layer
- D. Increases protocol operational efficiencie
- E. Layering adds to the fragmentation of the data
Answer: CD
NEW QUESTION 9
What information is used to separate VLANs on a VLAN trunk that connects multiple VLANs?
- A. VLAN ta
- B. IP Heade
- C. FC
- D. Priority Valu
Answer: A
NEW QUESTION 10
In the diagram, R3 receives an LSA with sequence number 112 from R7 and installs it in its link state database. 10 ms. Later it receives a copy of the same LSA with a sequence number of 111 from R1. What does R3 do with the LSA from R1?
- A. R3 discards the LSA received from R1 and sends a copy of the LSA from its link state base to R1.
- B. R3 installs the LSA received from R1 in its link state database and floods a copy to its neighbor
- C. R3 discards the LSA received from R1 and sends an ACK to R1.
- D. R3 installs the LSA received from R1 in its link state database, sends an ACK to R1 and floods a copy to its neighbor
Answer: A
NEW QUESTION 11
Which of the following best describes a repeater?
- A. A passive device simply used to connect two or more cable
- B. It does not generate or amplify any signal
- C. A device that receives and retransmits a signal out its ports but does not do any Layer 2 analysis of the dat
- D. A device that receives a signal and based on the Layer 2 destination address, makes a decision on which ports the signal should be retransmitte
- E. A device that receives a signal and based on the Layer 3 destination address makes a decision on which ports the signal should be retransmitte
Answer: B
NEW QUESTION 12
What must occur before a LAG becomes operational?
- A. There must be multiple ports assigned to the LA
- B. All ports in the LAG must be configured with the same speed and duplex setting
- C. Auto-negotiation must be enabled on all ports in the LA
- D. The duplex setting on all the ports must be forced to hal
- E. Auto-negotiation must be set to limited or disabled on at least one member por
Answer: B
NEW QUESTION 13
Which of the following are functions of VLANs? (Choose 2)
- A. VLANs can group ports on multiple switches into unifiedbroadcast domains
- B. VLANs allow multiple Ethernet switches to be connected in a single collision domain
- C. VLANs can separate ports on the same switch into different broadcast domains
- D. VLANs can group ports on the same switch into different collisiondomains
Answer: AC
NEW QUESTION 14
Which of the following are accurate statements about the PE device in a service providers MPLS network? (Select three)
- A. A PE router only connects to CE device
- B. A PE router only connects to P router
- C. A PE router connects to at least one P route
- D. A PE router connects to at least one CE devic
- E. PE routers support many different interface types connecting to CE device
- F. PE routers only support Ethernet interfaces connecting to the C
Answer: CDE
NEW QUESTION 15
Kahn solved the problem of interconnecting different networks using different protocols by pioneering a new protocol called TCP that was capable of:
- A. Secure transmission of informatio
- B. Enforcing a constant packet size to avoid discard
- C. Allowing remote login
- D. Providing host to host connectivity with global addressin
Answer: D
NEW QUESTION 16
Which statement best describes a VPRN service?
- A. From the customers perspective it looks as if all sites are connected by the same set of dark fiber
- B. From the customers perspective it looks as if all sites are connected to a private switched network administered by the service provide
- C. From the customers perspective it looks as if all sites are connected to a private routed network administered by the service provide
- D. From the customers perspective it looks as if all sites have public internet access administered by the service provide
Answer: C
NEW QUESTION 17
SAPs may be a port, a port with a specific VLAN tag in the case of an Ethernet port, or a port with a specific Circuit ID in the case of ATM or Frame Relay.
- A. True
- B. False
Answer: A
NEW QUESTION 18
What kind of information can a Dynamic Host Configuration Protocol (DHCP) client receive?
- A. Details of the configuration settings of each router on the networ
- B. A list of other DHCP client
- C. IP addresses and their lease time
- D. Server time information
Answer: C
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