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TEST BORRADO, QUIZÁS LE INTERESE: HCIA DATACOM

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Título del Test: HCIA DATACOM Descripción: Repaso Huawei Autor: CEsar OTROS TESTS DEL AUTOR Fecha de Creación: 12/09/2024 Categoría: Informática Número Preguntas: 55

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SDN requires the control and forwarding planes to be separed True False. What is the protocol of RA (Router Advertisement) packet which is used in IPV6 stateless address auto-configuration? IGMPv6 ICMPv6 TCPv6 UDPv6. which of the following is not a transmission medium for wlan? radio wave infrared ray laser ray. if during the ppp authentication process, the authentication send the wrong user name and passwrod to thr authenticator , what type of message will the authenticator send to the authenticator? Authenticate -Replay Authenticate- Reject Authenticate-ACK Authenticate-NAK. which one the following can be configured on an ao to provide differentiated services for users VAP WAP VAT VAC. Which of the following statements about the S field in the MPLS packet header are correct? (Multiple choice) the s bit exists in every MPLS packet header the s bit has only 1 bit in frame mode and 2 bit in cell mode the field indicates whether there are other labels behind this label, 1 means yes, 0 means no the field indicates whether there are other labels behind this label, 0 means yes, 1 means no. Which of the following elements are included in the routing table? (Multiple choice) Cost Destination/mask Protocol Nexthop interface. how OSPF interval ? timer intervals configured , Hello 10, dead 40, wait 40, retrasmit 5 40 30 10 60. which of the following fields are included in an MPLS header ? (choose three) Label TOS EXP TTL. In STP, which of the following items may affect the selection of the root switch ? (Chosse two) Switch priority Switch port ID Switch interface bandwidth Switch MAC address Switch IP address. Which of the following fields is not incluided in the OSPF Hellos packet ? Hello interval Neighbor Netwotk Mas Sysname. when snmpv1 is used to manage network devices , which of the following commands is used by an MMS to configure network devices? Get-Request Get-Next-Request Response Set Request. what is the length range of an Ethernet II frame that contains an Ethernet header? 46-1500 bytes 64-1518 bytes 64-1500 bytes 60-1560 bytes. A company applies for a class C IP address for subnetting , it has eight branche. The larges branch has a subnet and should support at least 14 hosts. What would be an appropriete subnet mask? 255.255.255.0 255.255.255.138 255.255.255.192 255.255.255.224. Which of the following routes has the highest priority? Static route Direct route OSPF RIP. in the case of huawei router , what is the -i parameter in a ping command issued on a vrrp operating system used to set? A interface for sending an Echo requeset packet Source Ip address for sending an echo request packet Interface for receiving an echo reply packet Destination IP address for receiving an echo replay packet . A router can advertise default routes in an OSPF area. Which of the following statements about OSPF default route advertisement are false? After learning the default route advertised by the router, other routers in the same OSPF area as the router will add this route to their routing tables. If there is no default route on the local device, the default-route-advertise always command can be run to advertise a default route in an OSPF area. The preference of the advertised default route in the routing table is 10. The default-route-advertise command can be used to advertise a default route in an OSPF area only when the default route exists on the local device. The following figure shows the display stp command output on an STP-enlabled port - Ethernet 0/0. Which of the following statemenst about the command out is false The interval for Ethernet 0/0/1 to send configuration BPDUs is 2 seconds The Value of the max age timer of configuration 8PDUs is 20 seconds The value of the forward Delay timer is 20 seconds This switch is not the root bridge. VLan 4095 is reserved for system use and Vlan 1 cannot be deleted on Huawei switches True False. Which of the following IEEE 802.11 standards is name Wifi 6 802.11.a 802.11ax 802.11.au 802.11.at. What is the number range of a basic acl rule? 2000-2999 3000-3999 4000-4999 6000-6031. Which of the following is the name of VRP Versatile Routing Plataform Virtual Routing Plataform Vetsatile Routing Protocol Versatile Redundancy Platform. Which of the following information prompts will the VRP operating platform use for incomplete input commands Error: Incomplete command found at '<' position Error: Too many parameters found at '<' position Error:Ambiguous comand found at '<' position Error:Wrong parametrer found at '<' position. which of the following does not correctly describe python ? Python is a fully open source high-level programming language Python has rich third - party libraries Python can be used in many fields, such as automatic 0&M scripting , artificial intelligence , and data science Python has a clear syntax , is easy to learn, and efficient at runtime. which of the following IPv4 addresses ca be directly used by a host to access the internet 192.168.1.1/24 10.255.255.254/24 172.4.255.254/24 172.32.1.1/24. Which of the following parts compose SNMP (choose three) NMS Agent process Managed object Management information base (MIB). Which of the following statements are true about the TTL field in an IPv4 header? The TTL value decreases by 1 each time a packet passes through a layer 3 device THe TTL field lenght is a 8bit When a routing loop occurs, the TTL value can be used to prevent infinite packet fowarding The TTAL value is in the range from 0 to 255. Which of the following is not a valid port role in RSTP Root port Fowarding port Designated port Backup port. When a ping command is run on a network device to check the network connectivity , which type of packet will be sent the network device? ICMP UDP TCP IGMP. How many bytes does an MPLS label contain ? 3 Bytes 4 Bytes 1 Bytes 2 Bytes. In the same Ethernet network segment, five routers are running OSPF for interconnection. When the protocol status of all routers is stable, which of the following statements is true? There are routers of which all neighbor relationships are in 2-way state on the network The neighbor relationship between a DR router and another router can be Full or 2-way The neighbor status of all routers is Full. The neighbor status of a router on the network can only be Full or 2-way. the domain name system (dns) protocol is used to resolve domain name to ip address. Which of the following statements about DNS is false ? DNS supports recursive query DNS server maintains the database that stores the mappings between domain names and IP address and responds from the resolver Domain name can be used to identify a host DNS support traversarl query. As show in the following the interfaces connecting R1, R2, R3, R4 and R5 are running OSPF, and are all in area 0 . The routing table of R1 has two equal-cost router to the destination 10.1.35.0/24 in order for following path R1->R4->R3 to be preferenntially selected, whihc of the following configuration should be perfomed? Run the cost 10 command on GE0/0/3 of R2 Run the cost 10 command on GE0/0/1 of R2 Run the cost 10 command on GE0/0/1 of R1 Run the cost 10 command on GE0/0/3 of R3. Which of the following statements about OSPF areas are true? Route summarization can be performed at the border of two ospf areas to reduce the size of the routing table OSPF multi-area improves network scalability and facilitates to construction of large-scale network The ospf multi-area design can reduce the SLA flooding scope OSPF areas can be classified into backbone areas and non-backbone areas. Which of the following parameters can be specified when an administrator configures an advanced ACL? Source and destination MAC address Source and destination port numbers Source and destination IP address ICMP protocol type. In ospf, which of the following network types requiere the election of a DR and BDR P2MP BMA P2P NBMA. In an OSPF AS, a router can function as both an ABR and ASBR True False. python can be uses to implement automatic network deployment, operation and maintenance , reduce the dependence on human resources. This resolves the problems which traditional network O&M. Which of the following statements about python is false Module is a saved Python file and usually does not have a main function Two forward slashes (//) ca be used to mark a single-line comment When a metohod is defined in a class the method must carry a self keyword class is a collection of objects with the same attributes and methods. Refer to the following ACL configuration on a decie . Which of the following statements are true? ACL number 2000 rule 5 deny source 10.1.1.0 rule 10 deny source 10.1.2.0 rule 15 permit source 10.1.1.0 0.0.0.255 Packets with the source IP address 10.1.1.3 will be permitted by the device All packets with the source IP address on the network segment 10.1.1.0/24 will be permitted by the device Packets with the source IP address 10,1,1,2 will be filtered out by the device Packets with the destination IP address 10.1.1.1 will be filtered out by the device . A blackhole route(or null route) can prevent routing loops True false. As specified by the RSTP protocol, when a root port fails, which type of port will function as a new root port and enters the forwarding state without any delay? Forwarding Port Alternate Port Backup Port Edge Port. which of the following fields in a IPv6 header is similar to the TTL field in an IPv4 header? Version Traffic Class Next Header hop Limit. What are the advantages of OSPF? OSPF supports classless inter- Domain Routing (CIDR) OSPF can load balance traffic among equal-cost routes OSPF support area partition OSPF support packet authentication. Which of the following is used to distinguish WLANs ? AP name SSID VAP. WHich of the following statements regarding the "port trunk allow-pass vlan all" command is true ? The specified port allows all VLAN IDs to pass trough The peer port connected to this port must have the same part trunk allow-pass vlan all command confugured The peer device connected to this port can dynamically determine which VLAN IDs are allowed to pass through Id the port default vlan 3 command is run on the connected remote device , vlan 3 will be blocked between. If a routing table contains multiple routers to the same destination network, What are these routes called? Equal - costrouteres Sub-optimal routes mutipath routes Deafault routes. Wlan technology enables transmission of information by radio waves over the air. Currently the 2.6GHZ and 5GHZ frequency bands are used true False. Which of the following statements is true about root bridge election of STP? If the bridge priorities of devices are the same, the device with the largest MAC address becomes the root bridge The device with the largest brige priority becomes the root bridge THe device with the smallest brifge priority bacomes the root bridge If the bridge priorities are the same, the device with the largest number of ports becomes the roor bridge. WHich of the following methods can be used to assign services Vlans duing campus networks planning Vlan assignment by geographic área Vlan assignment by logical área Vlan assignment by personnel structure Vlan assignment by service type. In the configuration BPDU sent by the switch, which bridge ID is unilikely to appear 2048 00-01-02-03-04-CC 4096 00-01-02-03-04-CC 8192 00-01-02-03-04-CC 0 00-01-02-03-04-CC. Huawei ARG3 series routers have all snmp versions (SNMPv1, SNMPv2c an SNMPv3) by default True False. Refer to the following display ip routing-table command output on the router R1. Which of the following statements are true The outbound interface from R1 to 10.0.0.1 is Ethernet 0/0/0 The outbound interface from R1 to 10.0.0.1 is Ethernet 0/0/1 The outbound interface from R1 to 10.0.2.2 is Ethernet 0/0/0 The outbound interface from R1 to 10.0.2.2 is Ethernet 0/0/1. as shown in th figure , the administrator requires that all host cannot access the internet during 8:00-7:00 every day. In this case , which acl rule needs to be bound to traffic-filter outbound in the interface configuration of G0/0/1 time-range am9 to pm5 08:00 to 17:00 working-day Ac1 number 2003 Rule 5 deny time-range am9 to pm560 H12-811HCIA-Datacom655 new question bank time-range am9 to pm5 08:00 to 17:00 daily Acl number 2001 Rule 5 deny time-range am9 to pm5 time-range am9 to pm5 07:00 to 18:00 daily #Acl number 2002 Rule 5 permit time-range am9 to pm5 time-range am9 to pm5 08:00 to 17:00 off-day Acl number 2004 Rule 5 permit time-range am9 to pm5. If the Ethernet data frame is Length/Type=0x0806, which of the following statement is correct? (Multiple Choice) This data frame is an Ethernet II frame. This data frame is an IEEE 802.3 frame The source MAC address of this data frame must not be FFFF-FFFF-FFFF The destination MAC address of this data frame must be FFFF-FFFF-FFFF. when forwarding a data packet a router needs to change the destination IP address of the packet true false.

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