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Code d'Examen: 4A0-110
Nom d'Examen: Alcatel-Lucent (Alcatel-Lucent Advanced Troubleshooting)
Questions et réponses: 40 Q&As

Code d'Examen: 4A0-100
Nom d'Examen: Alcatel-Lucent (Alcatel-Lucent Scalable IP Networks)
Questions et réponses: 180 Q&As

Code d'Examen: 4A0-107
Nom d'Examen: Alcatel-Lucent (Alcatel-Lucent Quality of Service)
Questions et réponses: 100 Q&As

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NO.1 Which of the following statements regarding DSCP bits are TRUE? (Choose three)
A. The three most significant (first) bits define 8 forwarding classes.
B. The three least significant (last) bits of the DSCP specify the drop probability.
C. The full 8 bits of the TOS field are used for DSCP.
D. To convert DSCP to IP precedence, the three most significant (first) bits are matched.
E. DSCP provides for eight drop probabilities.
Answer: A,B,D

Alcatel-Lucent   4A0-107   certification 4A0-107

NO.2 Which of the following are examples of metrics for QoS.?
A. Signal degradation, attenuation, line loss
B. Latency, FIFO, WRED
C. Delay, jitter, packet loss
D. SNR, queue depth, latency
E. Attenuation, dispersion, latency
Answer: C

Alcatel-Lucent   certification 4A0-107   4A0-107   certification 4A0-107

NO.3 How many bits does DSCP use to provide QoS marking options?
A. 8
B. 16
C. 6
D. 4
E. 3
Answer: C

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NO.4 What is the 6-bit binary representation of DSCP value AF21?
A. 010011
B. 100010
C. 010001
D. 001100
E. 010010
Answer: E

Alcatel-Lucent   4A0-107   certification 4A0-107

NO.5 Which of the following are characteristics of 802.1p? (Choose two)
A. 802.1p adds 16 bits to the Layer 2 header,
B. 802.1p adds 16 bits to the Layer 3 header.
C. 802.1p specifies 64 different priority levels.
D. 802.1p uses a field in the 802.1Q header.
E. 802.1p uses a field in the Layer 3 IP header
F. 802.1p defines a 3-bit Class of Service field.
Answer: D,F

Alcatel-Lucent   4A0-107 examen   4A0-107   4A0-107 examen

NO.6 Individual application streams are considered microflows, whereas __________ are considered
macroflows.
A. SAPs
B. SDPs
C. Services
D. Queues
E. Schedulers
F. Forwarding classes
Answer: F

Alcatel-Lucent   4A0-107   4A0-107   4A0-107   certification 4A0-107

NO.7 Which of the following BEST describes a SAP when regarding QoS?
A. A point in the network where EXP bits can be mapped to one of eight predefined FCs, each one with its
own queue.
B. A logical point in a service tunnel where all of customer traffic is aggregated.
C. A point at which the initial classification of customer traffic occurs.
D. A point in the network where QoS parameters are discarded in favor of lower-level hardware queuing
functions, such as LLI (Link Layer Interleave).
E. A point in the network where traffic flows from multiple different services are queued together, based on
forwarding class.
Answer: C

Alcatel-Lucent   4A0-107   4A0-107   4A0-107 examen

NO.8 Which of the following are possible criteria for classifying packets at the network port ingress on the
Alcatel-Lucent 7750 SR? (Choose three)
A. The EXP bits in the MPLS header.
B. The packet's source and destination IP addresses.
C. The packet's DSCP bits.
D. The dot1p bits in the frame header.
E. The ID of an SDP that is transporting the packet.
Answer: A,C,D

Alcatel-Lucent   4A0-107 examen   certification 4A0-107   certification 4A0-107   4A0-107

NO.9 Click the exhibit button below.
Based on the configuration shown below, name the forwarding class to be associated with a TCP packet
encapsulated inside an Ethernet frame that arrives on SAP 1/1/5 with the following characteristics:
Destination IP address = 120.110.1.1
TCP port number = 23
DSCP value = nc1
Dot1pvalue = 3
A. H2
B. NC
C. L2
D. EF
E. H1
F. BE
Answer: C

Alcatel-Lucent examen   4A0-107   4A0-107   4A0-107   4A0-107   4A0-107

NO.10 What is an SLA? (Choose two)
A. An SLA is used to provide automated, real-time testing and alarming for throughput, latency, and jitter
across a provider's network.
B. An SLA is an agreement between a customer and a provider that dictates the treatment of customer
traffic across the provider's network.
C. An SLA allows customers to control all traffic within the service provider's network by prioritizing their
traffic over others as desired.
D. An SLA allows a customer to pre-mark traffic and ensure that traffic is treated as per the agreement
within the provider's network.
E. An SLA is a standard set of network QoS policies that a provider shares to all its customers, allowing
them to better understand the treatment of traffic within the provider's network.
Answer: B,D

Alcatel-Lucent   4A0-107 examen   4A0-107   4A0-107   4A0-107 examen

NO.11 The IP ToS field consists of ________ bits, of which ________are used. The _________most significant
(first) bits define precedence.
A. 8, 6, 3
B. 8, 8, 6
C. 16, 8, 4
D. 8, 6, 4
E. 24, 16, 8
Answer: A

Alcatel-Lucent   4A0-107   4A0-107   4A0-107

NO.12 Which of the following are major components of QoS functionality on the Alcatel-Lucent 7750 SR?
(Choose three)
A. Microflow reservations using RSVP
B. DSCP to EXP translation
C. Traffic classification
D. Automatic profiling and policy configuration
E. Buffer memory management
F. Traffic scheduling
Answer: C,E,F

Alcatel-Lucent   certification 4A0-107   4A0-107   4A0-107

NO.13 What is the maximum number of SAP-ingress policies that can be applied on a SAP?
A. 1
B. 2
C. 3
D. 4
E. 5
F. 8
Answer: A

Alcatel-Lucent   4A0-107 examen   4A0-107

NO.14 Which of the following can be used as classifiers of customer traffic? (Choose three)
A. DSCP value
B. 802.1p value
C. IP DF bit
D. TCP/UDP port numbers
E. HTML version number
Answer: A,B,D

Alcatel-Lucent examen   4A0-107   4A0-107   certification 4A0-107   4A0-107 examen

NO.15 Which of the following are characteristics of DSCP? (Choose two)
A. DSCP is part of the Layer 3 header.
B. DSCP is a 6-bit field.
C. DSCP specifies eight different priorities.
D. DSCP specifies four precedence levels.
E. DSCP is part of the Layer 2 header
F. DSCP specifies 128 different per-hop behaviors.
Answer: A,B

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Code d'Examen: 4A0-107
Nom d'Examen: Alcatel-Lucent (Alcatel-Lucent Quality of Service)
Questions et réponses: 100 Q&As

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NO.1 Which of the following can be used as classifiers of customer traffic? (Choose three)
A. DSCP value
B. 802.1p value
C. IP DF bit
D. TCP/UDP port numbers
E. HTML version number
Answer: A,B,D

Alcatel-Lucent   certification 4A0-107   certification 4A0-107

NO.2 Which of the following BEST describes a SAP when regarding QoS?
A. A point in the network where EXP bits can be mapped to one of eight predefined FCs, each one with its
own queue.
B. A logical point in a service tunnel where all of customer traffic is aggregated.
C. A point at which the initial classification of customer traffic occurs.
D. A point in the network where QoS parameters are discarded in favor of lower-level hardware queuing
functions, such as LLI (Link Layer Interleave).
E. A point in the network where traffic flows from multiple different services are queued together, based on
forwarding class.
Answer: C

Alcatel-Lucent   4A0-107   4A0-107   certification 4A0-107   4A0-107   certification 4A0-107

NO.3 Which of the following are examples of metrics for QoS.?
A. Signal degradation, attenuation, line loss
B. Latency, FIFO, WRED
C. Delay, jitter, packet loss
D. SNR, queue depth, latency
E. Attenuation, dispersion, latency
Answer: C

Alcatel-Lucent   4A0-107 examen   4A0-107   4A0-107

NO.4 Which of the following are major components of QoS functionality on the Alcatel-Lucent 7750 SR?
(Choose three)
A. Microflow reservations using RSVP
B. DSCP to EXP translation
C. Traffic classification
D. Automatic profiling and policy configuration
E. Buffer memory management
F. Traffic scheduling
Answer: C,E,F

certification Alcatel-Lucent   certification 4A0-107   4A0-107

NO.5 The IP ToS field consists of ________ bits, of which ________are used. The _________most significant
(first) bits define precedence.
A. 8, 6, 3
B. 8, 8, 6
C. 16, 8, 4
D. 8, 6, 4
E. 24, 16, 8
Answer: A

certification Alcatel-Lucent   certification 4A0-107   4A0-107   4A0-107   4A0-107

NO.6 Click the exhibit button below.
Based on the configuration shown below, name the forwarding class to be associated with a TCP packet
encapsulated inside an Ethernet frame that arrives on SAP 1/1/5 with the following characteristics:
Destination IP address = 120.110.1.1
TCP port number = 23
DSCP value = nc1
Dot1pvalue = 3
A. H2
B. NC
C. L2
D. EF
E. H1
F. BE
Answer: C

Alcatel-Lucent   4A0-107   certification 4A0-107   4A0-107 examen   4A0-107

NO.7 Individual application streams are considered microflows, whereas __________ are considered
macroflows.
A. SAPs
B. SDPs
C. Services
D. Queues
E. Schedulers
F. Forwarding classes
Answer: F

Alcatel-Lucent   4A0-107   4A0-107 examen   4A0-107 examen

NO.8 What is the maximum number of SAP-ingress policies that can be applied on a SAP?
A. 1
B. 2
C. 3
D. 4
E. 5
F. 8
Answer: A

Alcatel-Lucent examen   4A0-107   4A0-107   4A0-107

NO.9 How many bits does DSCP use to provide QoS marking options?
A. 8
B. 16
C. 6
D. 4
E. 3
Answer: C

Alcatel-Lucent   certification 4A0-107   4A0-107 examen   4A0-107   4A0-107 examen   4A0-107

NO.10 What is an SLA? (Choose two)
A. An SLA is used to provide automated, real-time testing and alarming for throughput, latency, and jitter
across a provider's network.
B. An SLA is an agreement between a customer and a provider that dictates the treatment of customer
traffic across the provider's network.
C. An SLA allows customers to control all traffic within the service provider's network by prioritizing their
traffic over others as desired.
D. An SLA allows a customer to pre-mark traffic and ensure that traffic is treated as per the agreement
within the provider's network.
E. An SLA is a standard set of network QoS policies that a provider shares to all its customers, allowing
them to better understand the treatment of traffic within the provider's network.
Answer: B,D

certification Alcatel-Lucent   4A0-107   4A0-107 examen   certification 4A0-107   certification 4A0-107

NO.11 Which of the following are characteristics of 802.1p? (Choose two)
A. 802.1p adds 16 bits to the Layer 2 header,
B. 802.1p adds 16 bits to the Layer 3 header.
C. 802.1p specifies 64 different priority levels.
D. 802.1p uses a field in the 802.1Q header.
E. 802.1p uses a field in the Layer 3 IP header
F. 802.1p defines a 3-bit Class of Service field.
Answer: D,F

Alcatel-Lucent   4A0-107   4A0-107

NO.12 Which of the following are characteristics of DSCP? (Choose two)
A. DSCP is part of the Layer 3 header.
B. DSCP is a 6-bit field.
C. DSCP specifies eight different priorities.
D. DSCP specifies four precedence levels.
E. DSCP is part of the Layer 2 header
F. DSCP specifies 128 different per-hop behaviors.
Answer: A,B

Alcatel-Lucent examen   4A0-107   certification 4A0-107

NO.13 Which of the following statements regarding DSCP bits are TRUE? (Choose three)
A. The three most significant (first) bits define 8 forwarding classes.
B. The three least significant (last) bits of the DSCP specify the drop probability.
C. The full 8 bits of the TOS field are used for DSCP.
D. To convert DSCP to IP precedence, the three most significant (first) bits are matched.
E. DSCP provides for eight drop probabilities.
Answer: A,B,D

certification Alcatel-Lucent   4A0-107   4A0-107   certification 4A0-107

NO.14 What is the 6-bit binary representation of DSCP value AF21?
A. 010011
B. 100010
C. 010001
D. 001100
E. 010010
Answer: E

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NO.15 Which of the following are possible criteria for classifying packets at the network port ingress on the
Alcatel-Lucent 7750 SR? (Choose three)
A. The EXP bits in the MPLS header.
B. The packet's source and destination IP addresses.
C. The packet's DSCP bits.
D. The dot1p bits in the frame header.
E. The ID of an SDP that is transporting the packet.
Answer: A,C,D

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Code d'Examen: 4A0-100

Nom d'Examen: Alcatel-Lucent (Alcatel-Lucent Scalable IP Networks)

Questions et réponses: 180 Q&As

Code d'Examen: 4A0-107

Nom d'Examen: Alcatel-Lucent (Alcatel-Lucent Quality of Service)

Questions et réponses: 100 Q&As

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NO.1 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 information.
B.Enforcing a constant packet size to avoid discards.
C.Allowing remote logins.
D.Providing host to host connectivity with global addressing.
ANSWER: d

Alcatel-Lucent   4A0-100   4A0-100 examen   4A0-100   4A0-100

NO.2 What is the name for an organization that provides Internet services to its customers
A.A large corporation.
B.An ISP.
C.A home based business.
D.A content provider.
ANSWER: b

Alcatel-Lucent   4A0-100   4A0-100 examen

NO.3 Choose two true statements that characterize Link State Routing
A.Routers send a copy of their routing table to their neighbors periodically.
B.Routers flood link information throughout the entire area.
C.Network converges quickly (within several seconds) after a topology change.
D.Routers do not have precise knowledge of the entire network topology.
ANSWER: cd

Alcatel-Lucent   4A0-100 examen   4A0-100

NO.4 Which of the following are protocols belonging to the OSI suite of protocols? (Choose two)
A.OSPF
B.BGP
C.X.500
D.IS-IS
E.Ethernet
ANSWER: de

Alcatel-Lucent examen   certification 4A0-100   4A0-100

NO.5 What kind of information can a Dynamic Host Configuration Protocol (DHCP) client receive?
A.Details of the configuration settings of each router on the network.
B.A list of other DHCP clients.
C.IP addresses and their lease times.
D.Server time information
ANSWER: c

Alcatel-Lucent   certification 4A0-100   4A0-100 examen   4A0-100   4A0-100

NO.6 Which of the following is a feature of Layer 3?
A.Provides an universal addressing scheme
B.Ensures data is delivered across the Layer 2 network.
C.Provides reliable data transfers.
D.Provides a physical interface to the network.
ANSWER: a

Alcatel-Lucent   4A0-100   4A0-100   4A0-100   certification 4A0-100

NO.7 The 201.148.26.0/24 network is subnetted using a /26 mask. How many subnets and host addresses
will you obtain with this mask?
A.4 subnets, 64 hosts
B.64 subnets, 4 hosts
C.4 subnets, 62 hosts
D.64 subnets, 2 hosts
E.6 subnets, 30 hosts
ANSWER: c

Alcatel-Lucent examen   4A0-100   4A0-100

NO.8 How do protocols such as ATM and Frame-Relay support differentiating multiple customers or traffic
types on the same physical wire?
A.ATM and Frame-Relay are circuit switched protocols and use Virtual Circuits to create logical
separation of traffic.
B.ATM and Frame-Relay are point-to-point protocols and do not support different customers or traffic type
on the same physical wire.
C.ATM and Frame-Relay are circuit switched protocols and use VLAN's to create logical separation of
traffic.
D.ATM and Frame-Relay are circuit switched protocols and use IP Header information to create logical
separation of traffic.
ANSWER: a

certification Alcatel-Lucent   4A0-100 examen   4A0-100 examen

NO.9 You are configuring your Alcatel-Lucent 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?
A.Ctrl-z
B.Ctrl-c
C.Esc
D.Shift-Page Down
ANSWER: a

Alcatel-Lucent examen   4A0-100 examen   4A0-100   4A0-100

NO.10 Which organization first considered cross-platform networking support to be a necessity?
A.IBM.
B.US Military.
C.Alcatel-Lucent.
D.NASA.
E.Bell Labs
ANSWER: b

certification Alcatel-Lucent   4A0-100   4A0-100   4A0-100   4A0-100

NO.11 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 2 destination address, makes a decision on
which ports the signal should be retransmitted.
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 retransmitted.
ANSWER: b

Alcatel-Lucent   4A0-100   4A0-100   4A0-100

NO.12 To transmit its segments of data across the network TCP uses the services of which layer
A.Application Layer.
B.Transport Layer.
C.IP Layer.
D.Data Link Layer
ANSWER: c

Alcatel-Lucent examen   4A0-100   certification 4A0-100   4A0-100   4A0-100

NO.13 The IANA is responsible for:
A.Intra-city ISP traffic.
B.Allocation of the global IP address space.
C.Allocating IP addresses for residential customer traffic.
D.Allocating North American IP addresses .
ANSWER: b

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NO.14 Which of the following is an important advantage of protocol layering? (Choose two)
A.Controls distribution of IP addresses.
B.Simplifies protocol functionality.
C.Isolates changes in lower layers from upper layers.
D.Increases protocol operational efficiencies.
E.Layering adds to the fragmentation of the data
ANSWER: cd

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NO.15 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.
ANSWER: a

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NO.16 Which of the following statements best describes ARPANET?
A.ARPANET was an early packet switched network initially connecting 4 sites (Stanford, UC Santa
Barbara, UCLA, and U of Utah).
B.The mission of ARPANET was to connect packet switched networks and other diverse networks,
making an international network of networks.
C.ARPANET connected sites spread around the Hawaiian Islands to a central time-sharing computer on
the University of Hawaii campus.
D.ARPANET was based on the use of TCP/IP to interconnect diverse systems.
ANSWER: a

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NO.17 Which statement best describes how the internet evolved?
A.The internet emerged in the commercial world in the 1980s following the US militarys 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.
ANSWER: b

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NO.18 Which organization eventually became the standards body for IP and related protocols?
A.IEEE
B.IETF
C.NSFNET
D.ITU-T
E.APNIC
ANSWER: b

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NO.19 which of the following is the best description of well known ports?
A.Well known ports apply to routers only and are used for communication and control traffic. Well known
port numbers are assigned by IANA and can have any value.
B.Well known ports are used by TCP and UDP. Well known port numbers range from 1024 to 65535 and
are assigned by IANA.
C.Well known port numbers are used by both TCP and UDP. Well known port numbers range from 1 to
1023 and are assigned by IANA.
D.Well known ports numbers are used by TCP only. Well known port numbers are assigned by IANA and
can have any value.
ANSWER: c

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NO.20 Which network was created to replace ARPANET?
A.INWG
B.ALOHANET
C.IETF
D.NSFNET
ANSWER: d

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