EMT Practice Test

1. Question Content...

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Question1: Concerning TTL field of the IP packet header, which of the following statements are true( )

Question2: IGP works in the range of( )

Question3: Synchronous/asynchronous serial port supports V24 and V35 protocols. When it work in V24 synchronization mode, the maximum rate is

Question4: In the access control list, the operator "greater-port portnumber" indicates control over( )

Question5: Which of the following statements about access control list is true?

Question6: TCP/IP protocol, the most popular protocol in the world, is not corresponded strictly to the seven layer of OSI reference model. Corresponding to the seven-layer network model of OSI, which of the following is NOT defined by TCP/IP stack.

Question7: By default, the filtering mode of Quidway router access control list is( )

Question8: To determine the number of the routers that the network layer packets pass, which of the following command should be used?

Question9: Which of the following is the correct command to configure the serial interface s0 of Quidway router to enable DCC?

Question10: To restart routers, which command should be used?

Question11: The command "ppp mp user user-name bind virtual-template number"should be configured in the View:

Question12: The port number of TFTP protocol is

Question13: IEEE802.5 standard refers to( )

Question14: The routing table of one router is as below:
Route Tables:
Destination/Mask Proto Pref MetricNexthopInterface
2.0.0.0/8 Direct 0 0 2.2.2.1 Serial0
2.2.2.1/32 Direct 0 0 2.2.2.1 Serial0
2.2.2.2/32 Direct 0 0 127.0.0.1 LoopBack0
3.0.0.0/8 Direct 0 0 3.3.3.1 Ethernet0
3.3.3.1/32 Direct 0 0 127.0.0.1LoopBack0
10.0.0.0/8 Static 60 0 2.2.2.1 Serial0
127.0.0.0/8 Static 0 0 127.0.0.1 LoopBack0
127.0.0.1/32 Direct 0 0 127.0.0.1 LoopBack0
When the router receives from the Ethernet interface one packet bound for 10.1.1.1 host, what will it do( )

Question15: To save the current configuration information of Quidway router in the flash, which command should be input?

Question16: To configure the serial interface of Quidway router to encapsulation PPP, with the authentication of PAP, the command is:

Question17: Please click the exhibit button.
As shown in the networking figure,
Assume the default gateway configuration of each host is correct.
The specific configuration is as follows:
Now create configuratio...
Current configuration
!
version 1.74
firewall enable
sysname RouterA
fr switching
encrypt-card fast-switch
!
interface Aux0
async mode flow
phy-mru 0
link-protocol ppp
!
interface Ethernet0
ip address 10.0.0.1 255.255.255.0
!
interface Serial0
link-protocol fr
ip address 10.0.1.1 255.255.255.0
fr interface-type DCE
fr map ip 10.0.1.1 dlci 100
fr dlci 100
quit
!
interface Serial1
link-protocol ppp
!
quit
ip route-static 10.0.2.0 255.255.255.0 10.0.1.2 preference 60
!
return
Now create configration...
Current configuration
!
version 1.74
firewall enable
sysname RouterB
!
interface Aux0
async mode flow
phy-mru 0
link-protocol ppp
!
interface Ethernet0
ip address 10.0.2.1 255.255.255.0
!
interface Serial0
clock DTECLK1
link-protocol fr
ip address 10.0.1.2 255.255.255.0
fr map ip 10.0.1.2 dlci 100
!
interface Serial1
link-protocol ppp
!
quit
ip route-static 10.0.0.0 255.255.255.0 10.0.1.1 preference 60
!
return
Is the contclusion that PcA can ping PcB successfully correct?

Question18: In the Ethernet, different devices are distinguished according to ( ) address

Question19: Asynchronous serial port can be configured in:

Question20: Logically, a router is made up of the following parts:

Question21: While configuring the standby center, whether dynamic routing or static routing is adopted, ultimately, the active/ standby interface should have the route to the destination network

Question22: In the Frame Relay network, the Frame Relay monitors the status of PVC through ( ) protocol

Question23: The correct attribute settings of the computer serial port connected with the router include:

Question24: During the process of forwarding packets to indirect connected network segment, upon which does Quidway router find the next hop address?

Question25: To configure one virtual circuit on X.25 to be logic channel, the correct configuration is( )

Question26: One virtual circuit in X.25 can( )

Question27: Which of the following interface have been defined in physical layer of Wan?

Question28: Which identifier does hosts adopted to find hosts located in the same networks?

Question29: The basic functions of transport layer are:

Question30: Asynchronous modem uses traditional telephone network, and works in asynchronous transmission mode. The traditional telephone network has many advantages, but does NOT include( )

Question31: The default application direction "ip access-group" command at the interface is:

Question32: The three techniques of flow control are:

Question33: Which of the following are WAN protocols( )

Question34: Concerning RIP V1 and RIP V2, which of the following statements are true( )

Question35: Which of the following protocols uses CHAP or PAP authentication method?

Question36: Which transmission layer protocol does TFTP server use, and what is the port number?

Question37: Cross cable should be used in the interconnection between which of the following devices( )

Question38: To change the name of your Quidway router to myrouter, which command should be input?

Question39: Which of the following terms describes the minimum rate, at which the Frame Relay network uses PVC to transmit data?

Question40: RouterA and RouterB are connected by serial interface.The configuration of router A is as below:
[Quidway1]display current-configurtion
Now create configuration...
Current configuration
!
version 1.74
local-user huawei service-type ppp password simple quidway
firewall enable
sysname Quidway1
!
interface Aux0
async mode flow
phy-mru 0
link-protocol ppp
!
interface Ethernet0
ip address 1.1.1.1 255.0.0.0
!
interface Serial0
clock DTECLK1
link-protocol ppp
ppp authentication-mode chap
ppp chap user hw
ip address 2.1.1.1 255.0.0.0
!
interface Serial1
link-protocol ppp
!
quit
ip route-static 0.0.0.0.0.0.0.0 2.1.1.2 preference 60
!
return
The configuration of router B is as below:
[Quidway2] display current-configurtion
Now create configuration...
Current configuration
!
version 1.74
locatl-user hw service-type ppp password simple quidway
firewall enable
sysname Quidway2
encrypt-card fast-switch
!
interface Aux0
async mode flow
phy-mru 0
link-protocol ppp
!
interface Ethernet0
ip address 3.1.1.1 255.255.0.0.0
!
interface Serial0
link-protocol ppp
ppp chap user huawei
ppp chap password simple quidway
ip address 2.1.1.2 255.0.0.0
!
interface Serial1
link-protocol ppp
!
quit
ip routes-static 0.0.0.0.0.0.0.0 2.1.1.1 preference 60
!
return
WAN stands for serial link between RouterA serial interface and RouterB serial interface.
LAN stands for the link between RouterA Ethernet interface and RouterB Ethernet interface. Which of the following statements is true()

Question41: Which of the following statements concerning distance vector algorithm is NOT true( )

Question42: Under TCP protocol, to create a connection requires ( ) process; the termination of a connection requires ( ) process

Question43: Which layer of the OSI reference model is responsible for routing, addressing, data packet forwarding?

Question44: Which layer of TCP/IP protocol processes data format conversion, coding, session control?

Question45: One class B IP address can use ( ) bits at most to divide subnet

Question46: There are two items in the routing table of one router:
Destination/Mask Proto Pref Metric Nexthop Interface
9.0.0.0/8 OSPF 10 50 1.1.1.1 Serial0
9.1.0.0/16 RIP 100 5 2.2.2.2 Ethernet0
If the router needs to forward message with the destination address to be 9.1.4.5, which of the following statements is true:

Question47: As router receives a packet ,of which the TTL value is 1,then the router will( ):

Question48: IGMP protocol is implemented on which layer of TCP/IP protocol?

Question49: Which of the following are point-to-point link layer protocols:

Question50: If the command "firewall packet-filter" is used on one interface, but no corresponding acl is created. On this interface, which of the following description is true( )

Question51: The port number of SNMP protocol is:

Question52: Which of the following addresses is in the same network segment with 10.110.53.233:

Question53: The main functions of the network layer in TCP/IP protocol stack are:

Question54: Please click the exhibit button.
E0 and E1 of a Quidway router are connected to two network sections. E0 (its IP address is
10.1.1.1 and its subnet mask is 255.255.255.0) is connected to network A, and E1 (its IP address is 10.1.2.1 and its subnet mask is 255.255.255.0) is connected to network B Question: which of the following hosts can ping host successfully in network A?

Question55: Which of the following statements concerning Ethernet switch are true:

Question56: One class B IP address can use ( ) bits at most to divide subnet

Question57: Which of the following statements about full duplex Ethernet are true

Question58: Which of the following about DLCI is true?

Question59: Which of the static route configurations are true

Question60: To validate the access control list, the requisite steps are:

Question61: After PPP authentication fails, it will switch from Authenticate stage to ( ) stage

Question62: Which of the following network devices has the function of connecting different subnets:

Question63: ( ) protocol provides file transmission service

Question64: Concerning RIP protocol, which of the following statements are true( )

Question65: For the network segments: 172.128.12.0, 172.128.17.0, 172.128.18.0, 172.128.19.0, which of the following network segments is most desirable to be used to implement route aggregation?

Question66: In V.24 and V.35 cable, DSR denotes( )

Question67: The application PING sends (?)

Question68: Please click the exhibit button.
As shown in the networking figure,
Assume the default gateway configuration of each host is correct.
The specific configuration is as follows:
Now create configuration...
Current configuration
!
version 1.74
firewall enable
sysname RouterA
fr switching
encrypt-card fast-switch
!
interface Aux0
async mode flow
phy-mru 0
link-protocol ppp
!
interface Ethernet0
ip address 10.0.0.1 255.255.255.0
!
interface Serial0
link-protocol fr
ip address 10.0.1.1 255.255.255.0
fr interface-type DCE
fr map ip 10.0.1.1 dlci 100
fr dlci 100
quit
!
interface Serial1
link-protocol ppp
!
quit
ip route-static 10.0.2.0 255.255.255.0 10.0.1.2 preference 60
!
return
Now create configuration...
Current configuration
!
version 1.74
firewall enable
sysname RouterB
!
interface Aux0
async mode flow
phy-mru 0
link-protocol ppp
!
interface Ethernet0
ip address 10.0.2.1 255.255.255.0
!
interface Serial0
clock DTECLK1
link-protocol fr
ip address 10.0.1.2 255.255.255.0
fr map ip 10.0.1.2 dlci 100
!
interface Serial1
link-protocol ppp
!
quit
ip route-static 10.0.0.0 255.255.255.0 10.0.1.1 preference 60
!
return
Is the conclusion that PcA can ping PcB successfully correct?

Question69: UDP protocol and TCP protocol have the following in common:

Question70: Which of the following are WAN protocols( )

Question71: Which of the following descriptions are true? The routing table contains the following key items:

Question72: IGP includes which of the following protocols( )

Question73: Route item 10.0.24.0/21 can probably aggregate which of the following subnet routes?

Question74: When the router receives ARP request, and the router can not resolve it, it will forward the ARP request .

Question75: Frame relay protocol works in which layers of ISO/OSI reference model?

Question76: ISDN BRI is ( ) channel

Question77: Which of the following wildcard masks matches all the hosts of the subnet within
172.16.64.0/19?

Question78: Please list the advantages of implementing virtual LAN

Question79: Which of the following commands is used to direct return the system configuration view:

Question80: Please click the exhibit button.
As shown in the following networking figure,
Assume the default gateway configuration of each host is correct.
The specific configuration is as follows:
Now create configuration...
Current configuration
!
version 1.74
firewall enable
sysname RouterA
encrypt-card fast-switch
!
interface Aux0
async mode flow
phy-mru 0
link-protocol ppp
!
interface Ethernet0
ip address 10.0.0.1 255.255.255.0
!
interface Serial0
clock DTECLK1
link-protocol ppp
ip address 10.0.1.1 255.255.255.0
!
interface Serial1
link-protocol ppp
!
quit
rip
network all
!
quit
!
return
Now create configuration...
Current configuration
!
version 1.74
firewall enable
sysname RouterB
!
acl 101 match-order auto
rule normal permit ip source 10.0.2.2 0.0.0.0 destination 10.0.0.2 0.0.0.0 rule normal deny ip source any
!
interface Aux0
async mode flow
phy-mru 0
link-protocol ppp
!
interface Ethernet0
ip address 10.0.2.1 255.255.255.0
!
interface Serial0
link-protocol ppp
ip address 10.0.1.2 255.255.255.0
firewall packet-filter 101 outbound
!
interface Serial1
link-protocol ppp
!
quit
rip
network all
!
quit
!
return
Is the conclusion that PcA can ping PcB successfully true?

Question81: The fixed length part of IP packet header is ( ) bytes

Question82: The electrical characteristic of v.24 interface protocol complies with ( ) standard

Question83: In TCP and UDP protocol, the port number below ( ) is reserved and is in one-to-one correspondence with the existing services, but the port number above this number can be assigned freely.

Question84: To configure RIP protocol with Router A, and enable RIP protocol in the network segment directly connected with interface S0 (IP address is 10.0.0.1/24), the first command used in RIP configuration view:

Question85: On one Ethernet segment, 30 PCs connect the Internet through the S0 interface of Quidway router. The following configuration is performed to Quidway router:
[Quidway]interface Ethernet 0
[Quidway-Ethernet0]ip address 192.168.1.1 255.255.255.0
[Quidway-Ethernet0]quit
[Quidway]interface serial 0
[Quidway-serial0]ip address 211.136.3.6 255.255.255.252
[Quidway-serial0]link-protocol ppp
The default gateway of one PC is configured as 192.168.2.1. Then what will the router do with the packet sent from this PC?

Question86: In V.24 and V.35 cable, DSR denotes( )

Question87: CHAP is the three-time handshake authentication protocol. Its first handshake is( )

Question88: When the interface runs in RIP-2 broadcast mode, it is able to receive the packets including:

Question89: Input " display interface serial 0" command on Quidway router ,the output information is shown as follows:
[Quidway]display interface serial 0
Serial0 is up, line protocol is up
physical layer is synchronous, baudrate is 64000 bps
interface is DCE, clock is DCECLK, cable type is V35
Maximum Transmission Unit is 1500
Internet address is 1.1.1.1 255.255.255.0
Link-protocol is PPP
LCP opened, IPCP opened, IPXCP initial, CCP initial, BRIDGECP initial
5 minutes input rate 0.00 bytes/sec, 0.00 packets/sec
5 minutes output rate 0.00 bytes/sec, 0.00 packets/sec
Input queue : (size/max/drops) 0/50/0
FIFO queueing: FIFO
Output queue: (size/max/drops)
FIFO: 0/75/0
input packets:40, bytes:894, no buffers:0
output packets:40, bytes:894, no buffers:0
input errors:0, CRC:0, frame errors:0
overrunners:0, aborted sequences:0, input no buffers:0
DCD=UP DTR=UP DSR=UP RTS=UP CTS=UP
Which of the following statement is true?

Question90: The format of frame that the Frame Relay adopts is( )

Question91: Each port of the Ethernet switch can be viewed as one( )

Question92: Routing loop problem will give rise to( )

Question93: Which of the following device can be viewed as one kind of bridge device with multiple ports.( )

Question94: When using Frame Relay encapsulation, Huawei router supports ( ) formats

Question95: The network layer protocol includes ( ) protocol(s)

Question96: When configure standby center, static route reaching destination network must be configured on active and standby interfaces

Question97: Which of the following are functions of ICMP protocol?

Question98: Please click the exhibit button.
In the network shown as below, how many collision domains are there?

Question99: Fast Ethernet is defined by ( ) standard

Question100: When using Frame Relay encapsulation, Huawei router supports ( ) formats

Question101: ( ) route protocols have routing loop problem.

Question102: 10M Ethernet has three types of interface standard, where 10BASE-T adopts

Question103: The range of the numeric ID of the standard access control list is( )

Question104: Dialer port is a logical port. One Dialer port can contain multiple physical ports. The relationship between Dialer port and physical port is( )

Question105: Adopting DCC, only when there are packets to be transmitted between them, the routers set up connection by dial-up. Therefore, DCC technique is applicable to burst transmission of packets with little information.

Question106: Perform the following configurations on Quidway routers:
acl 100
rule deny icmp source 10.1.0.0 0.0.255.255 destination any icmp-type host-redirect rule deny tcp source any destination 10.2.1.2. 0.0.0.0 destination-port equal 23 rule permit ip source any destination any And apply the rule to the interface. Which of the following statements are true:

Question107: Which of the following statement about CSMA/CD are right?

Question108: The functions of the Tracert command are( )

Question109: The function of the data link layer includes ( )

Question110: Which of the following statements about IP packet structure is true?

Question111: When one subscriber dials at the Bri port, he finds that he can dial, though Dialer enable- circular is not configured. This is because( )

Question112: The network layer protocol includes ( ) protocol(s)

Question113: Multiple standby interfaces can be provided for one active interface. When active interface goes wrong, multiple standby interfaces can simultaneously replace active interface to communicate

Question114: IGP works in the range of( )

Question115: On Quidway routers, ISDN technique uses which of the following security measures?

Question116: The equipment able to partition the broadcasting domain includes:

Question117: Which layer of the OSI reference model can ensure reliable end-to-end data transmission( )

Question118: The access control list is able to meet the following requirements, including:

Question119: Which of the following command is correct, to configure user list on Quidway router?

Question120: Which of the following configurations should be performed while configuring access control list( )

Question121: To configure Huawei Quidway router to run RIP v2 protocol, which of the following configuration is correct?

Question122: Which of the following statements concerning access list and access list configuration command are true?

Question123: Which of the following about DLCI is true?

Question124: The command to enable RIP protocol at all the interfaces of the router is:

Question125: To configure one virtual circuit on X.25 to be logic channel, the correct configuration is( )

Question126: Which of the following gives a correct description of routing protocol( )

Question127: The meaning of the following access control list is ( )
[Quidway] acl 100
[Quidway-acl-100] rule deny icmp source 10.1.10.10 0.0.255.255 destination any icmp-type host-unreachable

Question128: Which of the following statements concerning the access list rule of Quidway series routers is NOT true?

Question129: Which of the following statements concerning the private IP address that IANA reserves is NOT true?

Question130: Please click the exhibit button.
In the networking diagram, to configure a default route leading to the network segment
129.2.0.0 on Router A, the correct configuration command should be:

Question131: Which of the following are functions of LMI protocol( )

Question132: Which of the following are point-to-point link layer protocols:

Question133: The port number of FTP control connection is( )