Alcatel-Lucent Scalable IP Networks Questions + Answers

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Question 1 ( Topic 1 )
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

Question 2 ( Topic 1 )
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.


Answer : B

Question 3 ( Topic 1 )
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

Question 4 ( Topic 1 )
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

Question 5 ( Topic 1 )
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

Question 6 ( Topic 1 )
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

Question 7 ( Topic 1 )
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 : B,C

Question 8 ( Topic 1 )
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

Question 9 ( Topic 1 )
Whichof 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

Question 10 ( Topic 1 )
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


Question 11 ( Topic 1 )
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

Question 12 ( Topic 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

Question 13 ( Topic 1 )
Which network was created to replace ARPANET?
A. INWG
B. ALOHANET
C. IETF
D. NSFNET


Answer : D

Question 14 ( Topic 1 )
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

Question 15 ( Topic 1 )
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


Question 16 ( Topic 1 )
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

Question 17 ( Topic 1 )
The IANA is responsible for:
A. Intra-city ISP traffic
B. Allocationof the global IP address space
C. Allocating IP addresses for residential customer traffic
D. Allocating North American IP addresses


Answer : B

Question 18 ( Topic 1 )
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 : C,D

Question 19 ( Topic 1 )
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

Question 20 ( Topic 1 )
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 : C,D

Question 21 ( Topic 1 )
Which of the following statements is TRUE regarding the development of the OSI
Reference Model?
A. OSI was developed as an alternative, open standard to IBMs SNA model.
B. OSI protocols were no longer used after TCP/IP was developed.
C. OSI model is much simpler than TCP/IP.
D. OSI model is maintained exclusively by the IETF.


Answer : A

Question 22 ( Topic 1 )
The TCP/IP and OSI models of protocol aresimilar in that they both have:
A. An application and session layer.
B. A network layer that provides a universal and consistent forwarding service.
C. A transport layer with two protocols.
D. An applications services layer with similar layering and service definitions.


Answer : C

Question 23 ( Topic 1 )
How many of the front access card slots of the Alcatel-Lucent 7750 SR-12 router are dedicated for redundant common equipment?
A. 1
B. 2
C. 7
D. 10


Answer : B

Question 24 ( Topic 1 )
Which of the following is not supported on the Alcatel-Lucent 7450 ESS?
A. Support for IPv6.
B. Support for POS.
C. Upgrade path to the Alcatel-Lucent 7750 SR.
D. Support for IS-IS


Answer : C

Question 25 ( Topic 1 )
The TiMOS-m.n.Y.Z software image file is software that:
A. Contains all the components required to configure and run protocols on the Alcatel- Lucent 7750 SR/7450 ESS.
B. Loads the router configuration.
C. Transfers the router configuration from the router to the network management system.
D. Loads the router software image.


Answer : A

Question 26 ( Topic 1 )
When entering a command on the Alcatel-Lucent 7750 SR from the Command Line
Interface (CLI),what would you use to list all the options for the command?
A. ?
B. tab character
C. space character
D. info


Answer : A

Question 27 ( Topic 1 )
Which of the following describes the Alcatel-Lucent 7750 SR Input/Output Module (IOM)?
A. Small optical module available in a variety of formats.
B. Contains a CPU for managing the forwarding hardware in each flexible fast path.
C. Converts traffic from an external standard format to an internal format.
D. Contains the CPU that runs the routing protocol software as well as the switch fabric.


Answer : B

Question 28 ( Topic 1 )
A typical Alcatel-Lucent 7750 SR Media Dependent Adapter (MDA) interfaces with:
A. A Small Form-Factor Pluggable (SFP) module.
B. The Central Processing Unit (CPU).
C. The Control Plane.
D. The Switch Fabric.


Answer : A

Question 29 ( Topic 1 )
Which of the following best describes the operation of the Media Dependent Adapter
(MDA)?
A. The MDA contains the flexible fast path complex used for forwarding data.
B. Excess data is discarded by the MDA and the remaining data forwarded for QoS processing.
C. The MDA buffers data and applies Quality of Service (QoS) to classify and treat the data appropriately.
D. The MDA converts data from its incoming physical format into an internal format and provides some minimal buffering.


Answer : D

Question 30 ( Topic 1 )
What is NOT a function ofthe IOM?
A. It forwards the data to the switch fabric.
B. It discards excess data packets.
C. It converts the incoming data to an internal format.
D. It performs Quality of Service operations and buffers incoming data.


Answer : C


Question 31 ( Topic 1 )
Which compact flash on a Control/Switch processor of an Alcatel-Lucent 7750 router stores the runtime image and running configuration?
A. CF 1
B. CF 2
C. CF 3
D. Both A and B


Answer : C

Question 32 ( Topic 1 )
One of the tasks of the boot options file (BOF) is to:
A. Specify authorization information to control access to the router.
B. Define an IP address for the CPM Ethernet port.
C. Initialize the hardware.
D. Set the date/time for the system.


Answer : B

Question 33 ( Topic 1 )
Which of the following user interface sessions are accessible through Telnet and Secure
Shell (SSH) on the Alcatel-Lucent 7750 SR and 7450 ESS?
A. Graphic User Interface (GUI).
B. Node Management Terminal Interface (NMTI).
C. Command Line Interface (CLI).
D. All of the above.


Answer : C

Question 34 ( Topic 1 )
You are working from a particular Command Line Interface (CLI) context, and want to see the commands available from your current context. What command can you issue to view this information?
A. view tree
B. tree
C. info detail
D. info


Answer : B

Question 35 ( Topic 1 )
What is available for auto completion of commands within the CLI on the Alcatel-Lucent
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?


Answer : C


Question 36 ( Topic 1 )
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


Answer : C

Question 37 ( Topic 1 )
What must occur for a LAG to become operational?
A. There must be multiple ports assigned to the LAG.
B. All ports in the LAG must be configured with the same characteristics.
C. Auto-negotiation must be enabled on all ports in the LAG.
D. All of the above.


Answer : B

Question 38 ( Topic 1 )
If a 4-port LAG is configured with the option of 'port-threshold 2' and 'action down' what will happen if the total operational links in the LAG is 2?
A. If dynamic-cost is enabled it will adjust the cost for routing protocols such as OSPF.
B. If dynamic-cost is not enabled it will adjust the cost for routing protocols such as OSPF by dividing the link bandwidth by 2.
C. The LAG will be changed to an operational state of 'down'.
D. The LAG will function with only 2 ports. There will be no change to the routing metric.


Answer : C

Question 39 ( Topic 1 )
Click the Exhibit Button below:
An Ethernet Local Area Network (LAN) consists of the components shown in the diagram below:
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.


Answer : C

Question 40 ( Topic 1 )
As described by the CSMA/CD algorithm, what is the first thing to happen when Host A and
Host B begin transmitting data at the same time?
A. Host A and B will generate a jam signal.
B. Listening hosts will request retransmission.
C. Host A or B will retry the transmission.
D. A back-off timer is started by Host A or B.


Answer : A


Question 41 ( Topic 1 )
(Click the Exhibit Button below) An Ethernet Local Area Network (LAN) consists of the following components:
Four 24-port hubs & Two 16-port switches
How many broadcast domains are on this LAN?
A. 1
B. 2
C. 5
D. 32


Answer : A

Question 42 ( Topic 1 )
Which of the following best describes an Ethernet bridge?
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 other 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.


Answer : C

Question 43 ( Topic 1 )
What happens immediately after an Ethernet switch receives an Ethernet frame?
A. It records the destination MAC address and the interface on which it arrived.
B. It records the source MAC address and the interface on which it arrived.
C. It floods the frame out of all its interfaces except the interface on which the frame arrived.
D. It transmits the frame out of the appropriate interface.


Answer : B

Question 44 ( Topic 1 )
What is thebehaviorof a typical Ethernet switch when it receives a frame with auncastdestination MAC address? (Choose two)
A. The switch floods the frame out of all ports except the port on which it was received.
B. The switch looks in its FDB. If the source address is unknown it discards the frame.
C. The switch looks in its FDB. If the destination address is known it forwards the frame out the appropriate interface.
D. The switch looks in its FDB. If the destination address is unknown it floods the frame out all ports except the port on which it was received.
E. The switch looks in its FDB. If the destination address is unknown it discards the frame.


Answer : C,D

Question 45 ( Topic 1 )
Which technologies can be used with Ethernet switches to achieve redundancy? (Choose two)
A. LAG
B. OSPF
C. RIP
D. STP


Answer : A,D

Question 46 ( Topic 1 )
In what type of network is a broadcast storm likely to occur?
A. An Ethernet network with redundant paths not running STP.
B. An ATM network.
C. A SONET network.
D. All of the above.


Answer : A

Question 47 ( Topic 1 )
What problems was Spanning Tree Protocol (STP) primarily designed to solve? (Choose two):
A. Providing path redundancy.
B. Preventing loops.
C. Handling collisions.
D. Allowing flooding of multicast traffic.


Answer : A,B

Question 48 ( Topic 1 )
Which of the following is a feature of a VLAN?
A. A VLAN allows multiple Ethernet switches to be connected in a single broadcast domain.
B. A VLAN allows multiple Ethernet switches to be connected in a single collision domain.
C. A VLAN can separate ports on the same switch into different broadcast domains.
D. A VLAN can separate ports on the same switch into different collision domains.


Answer : C

Question 49 ( Topic 1 )
What is required if devices on different VLANs wish to communicate with each other?
A. Devices on different VLANs cannot communicate with each other.
B. Devices on different VLANs can communicate with each other as long as they are connected to the same switch.
C. Devices on different VLANs can communicate with each other as long as the switches they are attached to are connected to each other with an Ethernet connection.
D. Devices on different VLANs can communicate with each other if there is an IP router to connect the VLANs.


Answer : D

Question 50 ( Topic 1 )
A 24 port Ethernet switch is configured with VLAN 100 on ports 1 - 8, VLAN 200 on ports 9
- 16 and VLAN 300 on ports 17 - 24. Which of the following describes the behavior of the switch when a broadcast frame is received on port 1?
A. The switch will discard the broadcast frame because there is no specific destination address.
B. The switch will flood the broadcast frame on all ports on which the switch has seen frames from attached devices
C. The switch will flood the broadcast frame on ports 2 to 8.
D. The switch will flood the broadcast frame on all 24 ports.


Answer : C