Test
2
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Preguntas del test (50)
1At which layer of the OSI model does Structured Query Language (SQL) operate?
- AApplication layer
- BSession layer
- CPresentation layer
- DTransport layer
2You are designing a wireless network for an office building. The building has a large
number of tenants that utilize wireless already. Which protocol will least likely
overlap with wireless channels the tenants are currently using?- A802.11b
- B802.11g
- C802.11n
- D802.11ac
3Which protocol is connectionless and is used for flow control?
- AIP
- BTCP
- CUDP
- DICMP
4Which cloud service is likely to be used for software development?
- ASaaS
- BIaaS
- CPaaS
- DDRaaS
5Which statement is correct about straight-through cables and crossover cables?
- ACrossover cables are wired with pins 1 through 8 on one side and 8 through 1 on the other side.
- BCrossover cables are wired with the 568B specification on both sides.
- CStraight-through cables are wired with the 568B specification on one side and the 568A specification on the other side.
- DCrossover cables are wired with the 568B specification on one side and the 568A specification on the other side.
6Which protocol is used by IPv6 to assist Stateless Address Autoconfiguration
(SLAAC) in IPv6 addressing for hosts?- AICMPv6
- BDHCPv6
- CUDP
- DTCP
7Which term best describes the IPv6 address of
2202:0ff8:0002:2344:3533:8eff:fe22:ae4c?- AMulticast address
- BEUI-64 address
- CAnycast address
- DLink local address
8Which network does the IP address 192.168.4.61/27 belong to?
- A192.168.4.8/27 network
- B192.168.4.16/27 network
- C192.168.4.32/27 network
- D192.168.4.64/27 network
9The following exhibit is an Ethernet frame. What is field A in the exhibit?
- ASource MAC address
- BDestination MAC address
- CType Field
- DFrame Checking Sequence (FCS)
10Which switch function reads the frame and uses the MAC address table to decide
the egress interface for the frame?- AForward/filter
- BAddress learning
- CLoop avoidance
- DFrame flooding
11Which type of switchport strips all VLAN information from the frame before it
egresses the interface on the switch?- ATrunk port
- BAccess port
- CVoice port
- DDTP port
12You have VLAN 10 and VLAN 11 configured on a trunk switchport as allowed. What
will happen if you enter the command switchport trunk allowed vlan 12 on the
trunk interface?- AVLAN 12 will be added to the existing allowed VLAN list.
- BVLANs 1 through 12 will be added to the allowed VLAN list.
- CThe native VLAN will be switched to VLAN 12.
- DOnly VLAN 12 will be on the allowed VLAN list.
13Which statement is true about the following exhibit below?
- ASwitch A interface Gi0/1 is configured as an access switchport to Switch B interface Gi0/1.
- BSwitch A interface Gi0/1 and Switch B interface Gi0/1 are both configured as trunk switchports.
- CSwitch B interface Fa0/1 is misconfigured with a duplicate VLAN ID.
- DSwitch A interface Fa0/3 is misconfigured with a duplicate VLAN ID.
14In the following exhibit, Rapid Spanning Tree Protocol (RSTP) is configured. Which interfaces will become the root ports?
- ASwitch B interface Fa1/5 and Gi1/12
- BSwitch A interface Gi1/8 and Switch D interface Fa2/16
- CSwitch A interface Gi1/8, Switch D interface Fa2/16, and Switch C interface
Gi1/3 - DSwitch A interface Gi1/2 and Switch D interface Gi1/8
15On a switch you enter the commands switchport mode access and switchport
nonegotiate. Which statement is true about the interface you’ve configured?- AThe interface will become a trunk switchport if a switch is plugged in and DTP is
turned on for the other switch. - BThe interface will always remain an access switchport, regardless of whether
another a switch is plugged in. - CThe interface will become a trunk switchport if a switch is plugged in and the
other switch is set statically to a trunk switchport. - DThe interface will become a trunk switchport if a non-Cisco switch is plugged in
and statically configured as a trunk switchport.
- AThe interface will become a trunk switchport if a switch is plugged in and DTP is
16You are configuring a channel group for two interfaces. You configure the
command channel-group 1 mode passive. What must be configured on the other
switch to use Link Aggregation Control Protocol ?- AThe other switch must be configured with channel-group 1 mode active.
- BThe other switch must be configured with channel-group 1 mode desirable.
- CThe other switch must be configured with channel-group 1 mode on.
- DThe other switch must be configured with channel-group 1 mode auto.
17You have BPDU Guard configured on an interface. You receive a call that the
interface is down. You perform a show interface gi 0/1 only to find that the port is
in an err-disable state. What caused the err-disable state?- AA neighboring switch recalculated its Spanning Tree Protocol (STP).
- BThe endpoint device connected to the interface sent a BPDU.
- CThe endpoint device was disconnected for a long period of time.
- DThe interface is transitioning between an up and down state rapidly, called interface flapping.
18Which protocol assists in synchronizing a VLAN database across multiple Cisco
switches?- ANTP
- BIGMP
- CISL
- DVTP
- EDTP
19When you’re using 802.1w, which switchport state will always forward traffic?
- ADisabled
- BBackup
- CDesignated
- DAlternate
20In the following exhibit, if Host A sends a packet to Host B, how many frames will
be encapsulated during the process?
- AOne
- BThree
- CFive
- DSix
- ETwo
21What is the definition of route statement administrative distance (AD)?
- AThe AD is a metric that routing protocols use to select the best route.
- BThe AD is a value assigned by network administrators for route selection.
- CThe AD is a rating of trust when multiple routes exist to the same destination.
- DThe AD is a value associated with the cost to the destination.
22Which must be configured so that EIGRP can calculate the best route?
- ABandwidth
- BDelay
- CReliability
- DLoad
23You perform a show ip route on the router and see several routes with an
administrative distance (AD) of 90. Which routing protocol has generated these route
statements?- AIGRP
- BOSPF
- CEIGRP
- DRIP
24You are configuring RIP for a network and you need to advertise the network.
Which command will advertise the route for 203.244.234.0/24?- ARouter(config-router)#network 203.244.234.0
- BRouter(config-router)#network 203.244.234.0 255.255.255.0
- CRouter(config-router)#network 203.244.234.0 0.0.0.255
- DRouter(config-router)#network 203.244.234.0/24
25In the following exhibit, what type of routing is being used?
- ADefault routing
- BSVI routing
- CROAS routing
- DStub routing
26Which command must be enabled on a switch to enable routing between switched
virtual interfaces for VLAN routing?- ASwitch(config)#ip route svi
- BSwitch(config)#feature svi routing
- CSwitch(config)#svi routing
- DSwitch(config)#ip routing
27Which network is part of the summary route of 172.16.32.0/21?
- A172.16.64.0/24
- B172.16.48.0/24
- C172.16.40.0/24
- D172.16.38.0/24
- E172.16.31.0/24
28In the following exhibit, why does the first and third ARP entry have a dash for its
age?- AThe entries are static ARP entries.
- BThe entries have just been added to the ARP table.
- CThe entries belong to the physical interfaces of the router.
- DThe entries have less than 1 minute before they expire.
- EThe entries are deleted ARP entries.
29Which OSPF packets contain link-state and routing information?
- AHello packets
- BLSA packets
- CLSU packets
- DDead packets
30Which field in the IPv4 header is used to prevent a packet from endlessly routing?
- AChecksum
- BFlags
- CTime to live
- DHeader length
- EHop limit
31Which layer 2 protocol has built-in security for WAN connections?
- AHDLC
- BPPP
- CIPSec
- DMetro Ethernet
32Which QoS marking is used at layer 3 for routed packets?
- ADSCP
- BCEF
- CCoS
- DQoE
33Which WAN protocol does not support multicast packets?
- AGRE
- BIPSec
- CPPP
- DMPLS
34Which is a correct statement about support for OSPF on an MPLS network?
- AThe provider edge (PE) routers can only host area 0.
- BThe customer edge (CE) routers can only host area 0.
- CThe customer edge (CE) routers must use GRE for OSPF.
- DBoth the customer edge (CE) routers and the provider edge (PE) routers can
participate in area 0.
35What is the definition of a trust boundary in relation to QoS?
- AA trust boundary is where the QoS markings are first configured.
- BA trust boundary is where the QoS markings are stripped at the router.
- CA trust boundary is where the network begins to trust the QoS markings from
devices. - DA trust boundary is the separations of QoS queues based upon their priority.
- EA Trust Boundary is the line where devices connect to the network
36Which WAN connectivity technology is always configured in a hub-and-spoke
topology?- AIPSec
- BMPLS
- CDMVPN
- DMetro Ethernet
37Under which circumstance will a DHCP server issue a NACK message to the client?
- AWhen the DHCP server IP address pool is depleted.
- BWhen the DHCP client requests an IP address that has not been offered.
- CWhen the DHCP client requests an IP address that the DHCP server cannot lease.
- DWhen the DHCP client’s lease time has ended.
38You have four routers configured with Host Standby Routing Protocol (HSRP).
Three routers—Router A, Router B, and Router C—are configured with the default
priority. You change the priority of Router A to 80, Router B to 100, and Router C to
140. Which router will become the active router after the preemption?- ARouter A will become the active router.
- BRouter B will become the active router.
- CRouter C will become the active router.
- DRouter D will become the active router.
39When a DHCP server is responding to a DHCP Discover message from a client,
which address does the DHCP server use in its response?- ABroadcast MAC address
- BClient’s IP address
- CServer’s MAC address
- DClient’s MAC address
40You have just configured NAT for the network in the following exhibit. What is
wrong with the configuration?- AThe inside source is on the wrong interface.
- BThe access list is misconfigured
- CThe IP address in the NAT pool is overlapping with the physical interface IP
address. - DThe source list pool is incorrect.
41Refer to the following exhibit. What will happen when a computer with a different
MAC address connects to the interface?
Switch(config)#int f0/6
Switch(config-if)#switchport port-security
Switch(config-if)#switchport port-security mac-address sticky 00e3.6a51.8dd9- AThe computer will not be allowed to communicate, but the port will remain up.
- BThe computer will be allowed to communicate.
- CThe computer will not be allowed to communicate and the port will enter an errdisable state.
- DThe computer will be allowed to communicate and the access will be logged.
42Which authentication method will allow an authenticated user to be able to access
only certain commands on a router or switch?- ATACACS+
- BAAA
- CRADIUS
- D802.1X
43If a router has two interfaces and you only use IPv4, how many access control lists
can be configured on the router’s interfaces?- AOne
- BTwo
- CFour
- DEight
44You have a router that you configured with a password, but you have forgotten the
password. You have a copy of a recent configuration, and the password line reads as
password 7 06074352EFF6. How can you access the router?- AYou must call the Cisco Technical Assistance Center to reverse the password.
- BYou need to enter the password 06074352EFF6.
- CLog into another router and type decrypt-password 06074352EFF6 in privilege
exec mode. - DPerform a password recovery on the router.
45Which command will achieve the same goal as the command access-list 2
permit host 192.168.2.3?- ARouter(config)#access-list 2 permit 192.168.2.3 255.255.255.255
- BRouter(config)#access-list 2 permit 192.168.2.3 0.0.0.0
- CRouter(config)#ip access-list 2 permit host 192.168.2.3
- DRouter(config)#access-list 2 permit 192.168.2.3
46You have a license on a USB drive. Which command would you use to install a
license to a router that was obtained from Cisco?- ARouter#license install usbflash0:FTX3463434Z_2016030415234562345.lic
- BRouter(config)#license install usbflash0:FTX3463434Z_
2016030415234562345.lic - CRouter#license install file usbflash0:FTX3463434Z_
2016030415234562345.lic - DRouter#copy usbflash0:FTX3463434Z_2016030415234562345.lic flash:
47What is the default destination of Cisco devices for sending syslog messages?
- ABroadcasts to a syslog server
- BConsole
- CTTY
- DNVRAM
48You perform a show version and see the configuration register of 0x2142. What
will the router do on the next reload?- AThe router will reboot with a console speed of 19200 baud.
- BThe router will ignore breaks to the IOS.
- CThe router will ignore the contents of NVRAM.
- DThe router will boot into ROMMON mode.
49On which software-defined network (SDN) plane does CDP function?
- AData plane
- BControl plane
- CNetwork plane
- DManagement plane
50What must the network management station (NMS) be configured with before it
can read the SNMP counters on a router or switch?- ASNMP community
- BMIB
- CVersion of SNMP
- DAll of the above
Información
- Descripción
- Digital Technologies Test sobre 2, creado por Tamás Juhász el 25/03/2019.
- Autor
- Tamás Juhász
- Idioma
- English
- Visitas
- 55
- Etiquetas
- Valoración
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