Simulado_HDCA

8/13/2019 Simulado_HDCA

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[RTB] interface serial 0

[RTB-Serial0]link-protocol ppp

[RTB-Serial0]ppp pap local-user Huawei password simple hello

[RTB-Serial0]ip address 10.1.1.2 30

With the configuration above, RTA and RTB are able to communicate with each other.

True False

6. (Type: Alphabetic) How many bits are used to identify the VLAN id of the data frame ?A. 4B. 32C. 12D. 8

7. (Type: Alphabetic)Which of the following is the IPv6 loopback address?A. ::/128B. ::127.0.0.1C. FFFF.FFFF.FFFF.FFFF.FFFF.FFFF.FFFF.FFFFD. ::1/128

8. (Type: Alphabetic)Which of the following descriptions about virtual router in VRRP is correct?A. If multiple physical routers have the same virtual router ID, they are associated with the same virtual

router.

B. If multiple physical routers have the same virtual IP address, they are associated with the same.C. The virtual router ID and IP address of these physical routers must be same if multiple physical routers

are associated with the same virtual router.

D. If multiple physical routers are associated with the same virtual router, the virtual router ID and at leastone virtual IP address must be same.

9. (Type: Multiple Alphabetic)Which of the following statements are correct about NAT?A. NAT is the abbreviation for Network Address TranslationB. NAT is used for translation between private network address and public network address.C. When hosts inside a private network access the outside network, NAT is not needed at all.D. NAT providers and effective way to solve the problem of insufficient IP address.

10.(Type: Alphabetic)For a class B IP network 172.16.0.0 its mas is 255.255.255.192. How many subnets areavailable and how many hosts are available for each subnet?

A. 512, 126B. 1022, 62C. 1024, 62D. 256, 254E. 192, 254

11.(Type: Multiple Alphabetic)Which of the following is routine maintenance items based on the maintenanceperiod?

A. Daily MaintenanceB. Weekly Maintenance


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C. Half Monthly MaintenanceD. Quarterly MaintenanceE. Yearly Maintenance

12.(Type: Multiple alphabetic)Which of the following statements regarding RIP are correct?A. RIP is an IGPB. RIP is an EGPC. RIP is distance vector routing protocolD. RIP is a link-state routing protocol

13.(Type: Multiple alphabetic)Which of the following statements are correct about TTL field in IP packet?A. The maximum value of TTL is 65535B. Normally, Itsimpossible for a router to receive a packet whose TTL is zero.C. The main purpose of TTL is to prevent IP packets from circulating endlessly in a network which can

consume a lot of bandwidth .

D. TTL value will be decremented as a packet is passed though the network devices such as hub, LANswitch and router.

14.(Type: Alphabetic)In Ethernet frame header, whats the of type field for IPv6 packet?A. 0x0800B. 0x86DDC. 0x86EED. 0x86600

15.(Type: Alphabetic)Which of the following configurations regarding default route configuration is correct?A. [Quidway]ip route-static 0.0.0.0 0.0.0.0 172.16.2.1B. [Quidway]ip route-static 0.0.0.0 255.255.255.255. 172.16.2.1C. [Quidway-Serial0]ip route-static 0.0.0.0 0.0.0.0 172.16.2.1D. ip route-static 0.0.0.0 0.0.0.0 172.16.2.1

16.(Type: Alphabetic)In HDLC, a fixed eight bit sequence is used to identify both the beginning and end offrame, which of the following is the correct sequence?

A. 11111111B. 01111110C. 00000000D.

11111110

17.(Type: Multiple alphabetic)What are wining standards for physical layer related to LAN?A. 100Base-T

B. 10Base 5

C. 100Base-FX

D. 1000Base-SX\LX

18.(Type: Multiple alphabetic)Which of the following statements regarding DR in OSPF network are correct?A. There must be one DR in an OSPF area.

B. A DR must be elected among the routers though the negotiations that are defined by OSPF protocol.C. Only the router highest priority will be elected as DR.

D. Only NBMA or broadcast network need to elect DR.


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19.(Type: Multiple alphabetic)Which of the following are physical interfaces?A. Dialer interfaceB. Voice interfaceC. Serial interfaceD. Sub interfaceE. DE1/PRI interfaceF. Virtual interface templateG. ISDN BRI interface

20.(Type: Alphabetic)This device is used between the zones with different security level, control theinformation exchanged between two networks, enforce the implementation of unified security policy, and

prevent the intruder from copying and accessing the important information illegally, IN short words, it

protects the security of the system. Which of the following devices provides he function mentioned above?

A. FirewallB. GatewayC. RouterD. IDS

21.(Type: Multiple alphabetic)Which to the following network topologies are the widely used backbonenetwork topologies?

A. Full MeshB. Plane Hierarchical structureC. Plane and space Hierarchical structureD. Multi-homing structure

22.(Type: Multiple alphabetic) According to OSI reference model, which of the following protocols reside atpresentation layer?

A. ASCII, EDCDICB. IP, ARPC. MAC, LLCD. MPEG, MIDIE. RPC, NFS, SQLF. PICT, MPEG

23.(Type: Alphabetic)Which of the following commands is used to display the current working directory on aQuidway router?A. DisplayB. ShowC. PWDD. Check

24.(Type: Multiple alphabetic) Which of the following are weekly maintenance items?A. Interface configurationB. Basic ConfigurationC. Operation of the deviceD. User security and management

25.(Type: Alphabetic)Frame Relay implements the function of ( ) only.A. Data Link Layer and Network layer.


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B. Network layer and transport layerC. Transport Layer and session LayerD. Physical layer and data link layer

26.(Type: Multiple alphabetic) Which of the following descriptions about trunk link are correct?A. When trunk port receives a frame without 802.1Q tag header, the default PVID will be added the frame.B. When trunk port receives a frame with 802.1Q tag header, no changes is done on the frame.C. When trunk port sends a frame whose VLAN ID is not same default PVID, the frame is sent directly.D. When trunk port sends a frame whose VLAN ID is same as the default PVID, no modification is done on

the tag.

27.(Type: Alphabetic)On VRP platform, what is the function for command interface vlan-interface vlan-id?A. Create a VLANB. Create or enter VLAN interfaceC. Configure VLAN For an interfaceD. No such command

28.(Type: Multiple Alphabetic)The physical medium used by Ethernet include ( ).A. Coaxial cableB. Twisted pair cableC. Optical fiberD. V.24 cable

29.(Type: Alphabetic)Which of the following statements regarding the routing loop in OSPF is correct?A. Routing loop is eliminated within an OSPF areaB. Routing loop is not eliminated between two OSPF areasC. Routing loop is not eliminated within an OSPF areasD. No routing loop exists outside the OSPF autonomous system

30.(Type: Multiple Alphabetic)Which of the following statements regarding the backbone area in OSPFprotocol are correct?

A. The are ID of the backbone area is 0.0.0.0B. Each area must be connected to the backbone area.C. Backbone area is responsible for advertising the aggregated routing information generated by ABR

between non-backbone areas.

D.

ABR connects to different areas and at least one the connected area is backbone area.

31.(Type: Alphabetic)Which of the following packets is exchanged in PPP link establishment phase?A. IP packetB. LCP packetC. NCP packetD. DHCP packet.

32.(Type: Alphabetic)What type of network address can be translated by NAT?A. IPB. IPXC. Apple TalkD. DECNET


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33.(Type: Alphabetic)In OSI reference model, transport layer is located at layer ( ).A. 3B. 4C. 6D. 7

34.(Type: True or False)RTA connects with RTB through interface Serial 0. The configuration on RTA is asfollow:

[RTA]aaa

[RTA-aaa]local-user huawei password cipher hello

[RTA-aaa]local-user huawei service-type ppp

[RTA]interface serial 0

[RTA-Serial0]link-protocol ppp

[RTA-Serial0]ppp authentication-mode chap

[RTA-Serial0]ip address 10.1.1.1 30

The configuration on RTB is follow

[RTA]interface serial 0

[RTA-Serial0]link-protocol ppp

[RTA-Serial0]ppp chap user huawei

[RTA-Serial0]ppp chap password cipher hello

[RTA-Serial0]ip address 10.1.1.2 30

With the configuration above, RTA and RTB are able to communicate with each other

True False

35.(Type: Alphabetic)Which of the following parameter settings for hyper terminal are correct when weconfigure a Huawei router through the console port?

A. 4800bps , 8 data bits, 1 stop bits, odd parity check, and no flow controlB. 9600bps , 8 data bits, 1 stop bits, no parity check, and no flow controlC. 9600bps , 8 data bits, 1 stop bits, even parity check, and hardware flow controlD. 19200bps , 8 data bits, 1 stop bits, no parity check, and no flow control

36.(Type: Alphabetic)The IP address of interface loopback 0 of router is configured as 10.1.1.1/32, which ofthe following commands can be used by interface serial 0/0/1 to borrow the IP address from interface

loopback 0?

A. [Quidway] ip address serial 0/0/1 equal looback 0B. [Quidway-serial0/0/1]ip address serial 0/0/1 equal looback 0C. [Quidway]ip address unnumbered interface serial 0/0/1 loopback 0D. [Quidway-serial0/0/1]ip address unnumbered interface loopback 0


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37.(Type: True or False) The size of the following protocols is transport layer protocol of TFTP?True False

38.(Type: Alphabetic)Which of the following protocols is transport layer protocols of TFTP?A. SIPB. UDPC. TCPD. RTP

39.(Type: Alphabetic)Multiple PC'S are connected to the same hub through twisted pair cables. What's itslogical topology.

A. StarB. TreeC. MeshD. RingE. Bus

40.(Type: Multiple Alphabetic)Which of the following routing protocols are multicast routing protocolsA. RIPB. PIM-DMC. PIM-SMD. DVMRP

41.(Type: Multiple Alphabetic)Which of the following statements regarding Bellman-Ford algorithm arecorrect?

A. RIP is based on Bellman-Ford algorithmB. Bellman-Ford is essentially a Dijkstra algorithm.C. When Bellman-Ford algorithm is used to calculate the routes, it does not need to know the whole

topology of network.

D. Bellman-Ford algorithm is a link-state algorithm42.(Type: Multiple Alphabetic)Which of the following statements about collision domain and broadcast

domain are correct?

A. Devices connected to the same hub from a collision domainB. Devices connected to the same hub from a broadcast domainC. Devices connected to the same bridge from a collision domainD. Devices connected to the same bridge from a broadcast domainE. Devices connected to the same router from a broadcast domain

43.(Type: Multiple Alphabetic)Packet filtering firewall filters packet based on quintuplet. Which of thefollowing are the components of quintuplet?

A. IP addressB. Protocol numberC. Port numberD. Application programE. MAC address


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44.(Type: Multiple Alphabetic)In SNMP (Simple Network Management Protocol), Which of the followingpackets are sent from the SNMP agent to the SNMP manager?

A. Get-RequestB. Get-ResponseC. TrapD. Hello

45.(Type: Alphabetic)Which of the following requires thee-way handshake and allows only username to betransmitted though network while keeping the password secret?

A. PAPB. CHAPC. MD5D. TCP

46. (Type: Alphabetic)Which of the following statements regarding VDSL is correct?A. VDSL supports symmetrical transmission onlyB. VDSL supports asymmetrical transmission onlyC. VDSL supports both symmetrical and asymmetrical transmissionD. VDSL supports fixed transmission rate only

47.(Type: Alphabetic)Which of the following storage devices is used to store the startup configuration files in arouter?

A. SDRAMB. NVRAMC. FlashD. Boot ROM

48.(Type: Alphabetic)VLAN is short for?A. Virtual local area networkB. Virtual long area networkC. Virtual local area networkingD. virtual long area networking

49.(Type: Alphabetic)Two Eudemon firewall devices are used as Dual-System Hot Backup. Which of thefollowing working modes is recommended if we don't want to change the current network topology?

A.

Routing modeB. Transparent modeC. Hybrid modeD. Proxy mode

50. (Type: Alphabetic)A Port of the switch belongs to VLAN 5. If VLAN 5 is removed by using commando "undovlan 5", the which VLAN does this port belong?

A. 0B. 1C. 1023D. 1024


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51.(Type: Alphabetic)On VRP platform, the command lines are classified into four levels in increasing priority.Visit level, monitoring level, configuration level, and management level. At Which level, the operator is

permitted to configure service but is not permitted to operate the file system?

A. Visit levelB. MonitoringC. Configuration levelD. Management Level

52.(Type: True or False) When GVRP is enabled globally, it will be enabled on all ports.True False

53.(Type: Alphabetic)Which of the following methods can be used to upgrade the VRP software?A. WEBB. FTPC. TFTPD. X-Modem

54.(Type: Alphabetic)IGP is the protocol which is used in ( ).A. An AreaB. A LANC. An autonomous systemD. Within the range of classful address

55.(Type: Multiple Alphabetic)Which of the following fields are not included in IPv6 header?A. VersionB. Traffic ClassC. Header ChecksumD. Flow IdentifierE. Header length

56.(Type: Alphabetic)A switch receives entire data frame and then perform CRC checking, the frame isforwarded unless CRC checking fails. The switch is?

A. Cut-ThroughB. Store-and-ForwardC. Fragment-freeD. Store-free

57. (Type: Multiple Alphabetic)Which of the following statements regarding the OSPF router types areincorrect?

A. ABR can be ASBR at the same timeB. ABR is the router connecting any two OSPF areas and it can be used to transmit the routing information

between them.

C. The router inside an OSPF area can not be ASBR.D. An OSPF router can belong to two or more areas but can be the ABR for a single area only.

58.(Type: Multiple Alphabetic)Assume the user inputs the command display ip routing-table on the Quidwayrouter and the information is shown as below:

[Quidway]display ip routing-table


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Routing Tables:

Destination/Mask Proto. Pre. Cost. Next Hop Interface

10.1.1.0/24 RIP 100 1 10.1.3.1 Serial1

10.1.2.0/24 DIRECT 0 0 10.1.2.1 Serial0

10.1.3.1/24 DIRECT 0 0 10.1.3.1 Serial1

10.1.3.2/24 DIRECT 0 0 127.0.0.1 LoopBack0

127.0.0.0/8 DIRECT 0 0 127.0.0.1 LoopBack0

127.0.0.1/32 DIRECT 0 0 127.0.0.1 LoopBack0

192.168.1.0/24 RIP 100 1 10.1.3.1 Serial1

192.168.2.0/24 RIP 100 1 10.1.2.1 Serial0

Which of the following statements are correct?

A. This command shows the information on how the router reaches the destination network.B. RIP shows that the route is learnt from RIP routing protocol.C. Direct shows that the router is directly connected to the destination network.D.

Next Hop field shows the interface address to which the packet should be sent before it can reach thedestination.

E. RIP calculates the cost based on hop counter. The cost value 1 means that the packet is required to passthrough one router before it reaches destination.

RESPOSTAS

1. C 21. A 41. B\C\D2. A 22. B\C 42.3. D 23. A\D\F 43.4. B 24. C 44.5. C 25. 45.6. FALSE 26. D 46. C7. C 27. A\B\C 47. B8. D 28. B 48. C9. C 29. A\B\C 49. A10.A\B\D 30. A 50. C11.C 31. A\B\C 51. B12. 32. B 52. C13.A\C 33. A 53. FALSE14.B\C 34. B 54. B\C\D15.B 35. TRUE 55. C16.A 36. B 56. C\E17.B 37. D 57. B18.A\B\C\D 38. FALSE 58. B\C\D19.B\D 39. B 59. A\B\C\D20.B\C\E\G 40. E

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