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cisco part 1
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Questions in this quiz (51)
1Refer to the exhibit. Assuming that the routing tables are up to date and no ARP messages are needed, after a packet leaves H1, how many times is the L2 header rewritten in the path to H2?
- A1
- B2
- C3
- D4
- E5
- F6
2Refer to the exhibit. Which highlighted value represents a specific destination network in the routing table?
- A0.0.0.0
- B10.16.100.128
- C10.16.100.2
- D110
- E791
3Which type of static route is configured with a greater administrative distance to provide a backup route to a route learned from a dynamic routing protocol?
- Afloating static route
- Bdefault static route
- Csummary static route
- Dstandard static route
4Refer to the exhibit. Which route was configured as a static route to a specific network using the next-hop address?
- AS 10.17.2.0/24 [1/0] via 10.16.2.2
- BS 0.0.0.0/0 [1/0] via 10.16.2.2
- CC 10.16.2.0/24 is directly connected, Serial0/0/0
- Ds 10.16.2.0/24 is directly connected, Serial0/0/0
5What network prefix and prefix-length combination is used to create a default static route that will match any IPv6 destination?
- A:/128
- BFFFF:/128
- C::1/64
- D::/0
6A router has used the OSPF protocol to learn a route to the 172.16.32.0/19 network. Which command will implement a backup floating static route to this network?
- Aip route 172.16.0.0 255.255.240.0 S0/0/0 200
- Bip route 172.16.32.0 255.255.224.0 S0/0/0 200
- Cip route 172.16.0.0 255.255.224.0 S0/0/0 100
- Dip route 172.16.32.0 255.255.0.0 S0/0/0 100
7Refer to the exhibit. Currently router R1 uses an EIGRP route learned from Branch2 to reach the 10.10.0.0/16 network. Which floating static route would create a backup route to the 10.10.0.0/16 network in the event that the link between R1 and Branch2 goes down?
- Aip route 10.10.0.0 255.255.0.0 Serial 00/0 100
- Bip route 10.10.0.0 255.255.0.0 209.165.200.226 100
- Cip route 10.10.0.0 255.255.0.0 209.165.200.225 100
- Dip route 10.10.0.0 255.255.0.0 209.165.200.225 50
8Which statement describes a route that has been learned dynamically?
- AIt is automatically updated and maintained by routing protocols.
- BIt is unaffected by changes in the topology of the network.
- CIt has an administrative distance of 1.
- DIt is identified by the prefix C in the routing table.
9Compared with dynamic routes, what are two advantages of using static routes on a router? (Choose two.)
- AThey automatically switch the path to the destination network when the topology changes
- BThey Improve network security
- CThey take less time to converge when the network topology changes
- DThey use fewer router resources
- EThey improve the efficiency of discovering neighboring networks.
10To enable RIPv1 routing for a specific subnet, the configuration command network 172.16.64.32 was entered by the network administrator. What address, if any, appears in the running configuration file to identify this network?
- A172.16.64.32
- B172.16.64.0
- C172.16.0.0
- DNo address is displayed.
11A network administrator adds the default-information originate command to the configuration of a router that uses RIP as the routing protocol. What will result from adding this command?
- AThe router will only forward packets that originate on directly connected networks.
- BThe router will propagate a static default route in its RIP updates, if one is present
- CThe router will be reset to the default factory information
- DThe router will not forward routing information that is learned from other routers
12Refer to the exhibit. What is the administrative distance value that indicates the route for R2 to reach the 10.10.0.0/16 network?
- A1
- B0
- C90
- D20512256
13Which route will a router use to forward an IPv4 packet after examining its routing table for the best match with the destination address?
- Aa level 1 child route
- Ba level 1 parent route
- Ca level 1 ultimate route
- Da level 2 supernet rout
14Refer to the exhibit. An administrator is attempting to install an IPv6 static route on router R1 to reach the network attached to router R2. After the static route command is entered, connectivity to the network is still failing. What error has been made in the static route configuration?
- AThe network prefix is incorrect
- BThe destination network is incorrect.
- CThe interface is incorrect
- DThe next hop address is incorrect.
15A network administrator reviews the routing table on the router and sees a route to the destination network 172.16.64.0/18 with a next-hop IP address of 192.168.1.1. What are two descriptions of this route? (Choose two.)
- Aparent route
- Bdefault route
- Clevel 2 child route
- Dultimate route
- Esupernet route
16Which two factors are important when deciding which interior gateway routing protocol to use? (Choose two.)
- Ascalability
- BISP selection
- Cspeed of convergence
- Dthe autonomous system that is used
- Ecampus backbone architecture
17Employees of a company connect their wireless laptop computers to the enterprise LAN via wireless access points that are cabled to the Ethernet ports of switches. At which layer of the three-layer hierarchical network design model do these switches operate?
- Aphysical
- Baccess
- Ccore
- Ddata link
- Edistribution
18What is a basic function of the Cisco Borderless Architecture access layer?
- Aaggregates Layer 2 broadcast domains
- Baggregates Layer 3 routing boundaries
- Cprovides access to the user
- Dprovides fault isolation
19What is a characteristic of the distribution layer in the three layer hierarchical model?
- Aprovides access to the rest of the network through switching, routing, and network access policies
- Bdistributes access to end users
- Crepresents the network edge
- Dacts as the backbone for the network, aggregating and distributing network traffic throughout the campus
20Which information does a switch use to populate the MAC address table?
- Athe destination MAC address and the incoming port
- Bthe destination MAC address and the outgoing port
- Cthe source and destination MAC addresses and the incoming port
- Dthe source and destination MAC addresses and the outgoing port
- Ethe source MAC address and the incoming port
- Fthe source MAC address and the outgoing port
21Which statement is correct about Ethernet switch frame forwarding decisions?
- AUnicast frames are always forwarded regardless of the destination MAC address
- BFrame forwarding decisions are based on MAC address and port mappings in the CAM table
- CCut-through frame forwarding ensures that invalid frames are always dropped
- DOnly frames with a broadcast destination address are forwarded out all active switch ports
22What is the name of the layer in the Cisco borderless switched network design that would have more switches deployed than other layers in the network design of a large organization?
- Aaccess
- Bcore
- Cdata link
- Dnetwork
- Enetwork access
23Which switching method drops frames that fail the FCS check?
- Aborderless switching
- Bcut-through switching
- Cingress port buffering
- Dstore-and-forward switching
24In what situation would a Layer 2 switch have an IP address configured?
- Awhen the Layer 2 switch is using a routed port
- Bwhen the Layer 2 switch needs to be remotely managed
- Cwhen the Layer 2 switch is the default gateway of user traffic
- Dwhen the Layer 2 switch needs to forward user traffic to another device
25Refer to the exhibit. A network engineer is examining a configuration implemented by a new intern who attached an IP phone to a switch port and configured the switch. Identify the issue, if any, with the configuration.
- AThe voice VLAN should be 150.
- BThe configuration is correct.
- CThe spanning-tree BPDU guard feature is missing.
- DThe switch port is not configured as a trunk.
- EThere must be a data VLAN added.
26A network administrator is configuring a new Cisco switch for remote management access. Which three items must be configured on the switch for the task? (Choose three.)
- Avty lines
- BVTP domain
- Cloopback address
- Ddefault VLAN
- Edefault gateway
- FIP address
27A network technician has been asked to secure all switches in the campus network. The security requirements are for each switch to automatically learn and add MAC addresses to both the address table and the running configuration. Which port security configuration will meet these requirements?
- Aauto secure MAC addresses
- Bdynamic secure MAC addresses
- Cstatic secure MAC addresses
- Dsticky secure MAC addresses
28A network administrator is configuring port security on a Cisco switch. When a violation occurs, which violation mode that is configured on an interface will cause packets with an unknown source address to be dropped with no notification sent?
- Aoff
- Brestrict
- Cprotect
- Dshutdown
29Two employees in the Sales department work different shifts with their laptop computers and share the same Ethernet port in the office. Which set of commands would allow only these two laptops to use the Ethernet port and create violation log entry without shutting down the port if a violation occurs?
- Aswitchport mode access
switchport port-security - Bswitchport mode access
switchport port-security
switchport port-security maximum 2
switchport port-security mac-address sticky
switchport port-security violation restrict - Cswitchport mode access
switchport port-security maximum 2
switchport port-security mac-address sticky - Dswitchport mode access
switchport port-security maximum 2
switchport port-security mac-address sticky
switchport port-security violation protect
- Aswitchport mode access
30Refer to the exhibit. What protocol should be configured on SW-A Port 0/1 if it is to send traffic from multiple VLANs to switch SW-B?
- ARIP v2
- BIEEE 802.1Q
- CARP
- DRapid Spanning Tree
- ESpanning Tree
31A Cisco Catalyst switch has been added to support the use of multiple VLANs as part of an enterprise network. The network technician finds it necessary to clear all VLAN information from the switch in order to incorporate a new network design. What should the technician do to accomplish this task?
- AErase the startup configuration and reboot the switch
- BErase the running configuration and reboot the switch
- CDelete the startup configuration and the vlan.dat file in the flash memory of the switch and reboot the switch
- DDelete the IP address that is assigned to the management VLAN and reboot the switch.
32What will a Cisco LAN switch do if it receives an incoming frame and the destination MAC address is not listed in the MAC address table?
- ADrop the frame.
- BSend the frame to the default gateway address.
- CUse ARP to resolve the port that is related to the frame.
- DForward the frame out all ports except the port where the frame is received.
33What VLANs are allowed across a trunk when the range of allowed VLANs is set to the default value?
- AThe switches will negotiate via VTP which VLANs to allow across the trunk
- BOnly VLAN 1 will be allowed across the trunk.
- COnly the native VLAN will be allowed across the trunk
- DAll VLANs will be allowed across the trunk
34Refer to the exhibit. A network administrator is configuring inter-VLAN routing on a network. For now, only one VLAN is being used, but more will be added soon. What is the missing parameter that is shown as the highlighted question mark in the graphic?
- AIt identifies the type of encapsulation that is used
- BIt identifies the VLAN number
- CIt identifies the subinterface
- DIt identifies the number of hosts that are allowed on the interface
- EIt identifies the native VLAN number
35A network administrator is designing an ACL. The networks 192.168.1.0/25, 192.168.0.0/25, 192.168.0.128/25, 192.168.1.128/26, and 192.168.1.192/26 are affected by the ACL. Which wildcard mask, if any, is the most efficient to use when specifying all of these networks in a single ACL permit entry?
- A0.0.0.127
- B0.0.0.255
- C0.0.1.255
- D0.0.255.255
- EA single ACL command and wildcard mask should not be used to specify these particular networks or other traffic will be permitted or denied and present a security risk.
36The computers used by the network administrators for a school are on the 10.7.0.0/27 network. Which two commands are needed at a minimum to apply an ACL that will ensure that only devices that are used by the network administrators will be allowed Telnet access to the routers? (Choose two.)
- Aaccess-class 5 in
- Baccess-list 5 deny any
- Caccess-list standard VTY
- Dpermit 10.7.0.0 0.0.0.127
- Eaccess-list 5 permit 10.7.0.0 0.0.0.31
- Fip access-group 5 out
- Gip access-group 5 in
37A network engineer has created a standard ACL to control SSH access to a router. Which command will apply the ACL to the VTY lines?
- Aaccess-group 11 in
- Baccess-class 11 in
- Caccess-list 11 in
- Daccess-list 110 in
38What is the reason why the DHCPREQUEST message is sent as a broadcast during the DHCPv4 process?
- Afor hosts on other subnets to receive the information
- Bto notify other hosts not to request the same IP address
- Cfor routers to fill their routing tables with this new information
- Dto notify other DHCP servers on the subnet that the IP address was leased
39Which set of commands will configure a router as a DHCP server that will assign IPv4 addresses to the 192.168.100.0/23 LAN while reserving the first 10 and the last addresses for static assignment?
- Aip dhcp excluded-address 192.168.100.1 192.168.100.10
ip dhcp excluded-address 192.168.100.254
ip dhcp pool LAN POOL-100
network 192.168.100.0 255.255.255.0
ip default gateway 192.168.100.1 - Bip dhcp excluded-address 192.168.100.1 192.168.100.9
ip dhcp excluded-address 192.168.101.254
ip dhcp pool LAN POOL-100 ip
network 192.168.100.0 255.255.254.0
ip default-gateway 192.168.100.1 - Cip dhcp excluded-address 192.168.100.1 192.168.100.10
ip dhcp excluded-address 192.168.101.254
ip dhcp pool LAN POOL-100
network 192.168.100.0 255.255.254.0
default-router 192.168.100.1 - Ddhcp pool LAN-POOL 100
ip dhcp excluded-address 192.168.100.1 192.168.100.9
ip dhcp excluded-address 192.168.100.254
network 192.168.100.0 255.255.254.0
default-router 192.168.101.1
- Aip dhcp excluded-address 192.168.100.1 192.168.100.10
40Which command, when issued in the interface configuration mode of a router, enables the interface to acquire an IPv4 address automatically from an ISP, when that link to the ISP is enabled?
- Aip dhcp pool
- Bip address dhcp
- Cservice dhcp
- Dip helper-address
41Refer to the exhibit. A network administrator is configuring a router as a DHCPv6 server. The administrator issues a show ipv6 dhcp pool command to verify the configuration. Which statement explains the reason that the number of active clients is 0?
- AThe default gateway address is not provided in the pool.
- BNo clients have communicated with the DHCPv6 server yet.
- CThe IPv6 DHCP pool configuration has no IPv6 address range specified.
- DThe state is not maintained by the DHCPv6 server under stateless DHCPv6 operation.
42Refer to the exhibit. R1 has been configured as shown. However, PC1 is not able to receive an IPv4 address. What is the problem?
- AA DHCP server must be installed on the same LAN as the host that is receiving the IP address.
- BR1 is not configured as a DHCPv4 server.
- CThe ip address dhcp command was not issued on the interface Gi0/1.
- DThe ip helper-address command was applied on the wrong interface.
43Refer to the exhibit. Which statement shown in the output allows router R1 to respond to stateless DHCPv6 requests?
- Aipv6 unicast-routing
- Bipv6 dhcp server LAN1
- Cprefix-delegation 2001:DB8:8::/48 00030001000E84244E70
- Ddns-server 2001:DB8:8::8
- Eipv6 nd other-config-flag
44Refer to the exhibit. NAT is configured on Remote and Main. The PC is sending a request to the web server. What IPv4 address is the source IP address in the packet between Main and the web server?
- A10.130.5.76
- B209.165.200.245
- C203.0.113.5
- D172.16.1.10
- E192.0.2.1
- F209.165.200.226
45Which type of traffic would most likely have problems when passing through a NAT device?
- ATelnet
- BIPsec
- CHTTP
- DICMP
- EDNS
46Refer to the exhibit. Which two statements are correct based on the output as shown in the exhibit? (Choose two.)
- AThe host with the address 209.165.200.235 will respond to requests by using a source address of 209.165.200.235
- BThe output is the result of the show ip nat translations command
- CTraffic with the destination address of a public web server will be sourced from the IP of 192.168.1.10.
- DThe host with the address 209.165.200.235 will respond to requests by using a source address of 192.168.10.10.
- EThe output is the result of the show ip nat statistics command
47Refer to the exhibit. A network administrator has configured R2 for PAT. Why is the configuration incorrect?
- ANAT-POOL2 is bound to the wrong ACL
- BThe ACL does not define the list of addresses to be translated.
- CThe overload keyword should not have been applied.
- DThe static NAT entry is missing
48A small company has a web server in the office that is accessible from the Internet. The IP address 192.168.10.15 is assigned to the web server. The network administrator is configuring the router so that external clients can access the web server over the Internet. Which item is required in the NAT configuration?
- Aan IPv4 address pool
- Ban ACL to identify the local IPv4 address of the web server
- Cthe keyword overload for the ip nat inside source command
- Dthe ip nat inside source command to link the inside local and inside global addresses
49A college marketing department has a networked storage device that uses the IP address 10.18.7.5, TCP port 443 for encryption, and UDP port 4365 for video streaming. The college already uses PAT on the router that connects to the Internet. The router interface has the public IP address of 209.165.200.225/30. The IP NAT pool currently uses the IP addresses ranging from 209.165.200.228.236. Which configuration would the network administrator add to allow this device to be accessed by the marketing personnel from home?
- Aip nat inside source static tcp 209.165.200.225 443 10.18.7.5 443
ip nat inside source static udp 209.165.200.225 4365 10.18.7.5 4365 - BNo additional configuration is necessary
- Cip nat pool mktv 10.18.7.5 10.18.7.5
- Dip nat inside source static tcp 10.18.7.5 443 209.165.200.225 443
ip nat inside source static udp 10.18.7.5 4365 209.165.200.225 4365 - Eip nat outside source static 10.18.7.5 209.165.200.225
- Aip nat inside source static tcp 209.165.200.225 443 10.18.7.5 443
50Refer to the exhibit. Based on the output that is shown, what type of NAT has been implemented?
- Astatic NAT with a NAT pool
- Bstatic NAT with one entry
- Cdynamic NAT with a pool of two public IP addresses
- DPAT using an external interface
51Refer to the exhibit. An administrator is trying to configure PAT on R1, but PC-A is unable to access the Internet. The administrator tries to ping a server on the Internet from PC-A and collects the debugs that are shown in the exhibit. Based on this output, what is most likely the cause of the problem?
- AThe inside and outside NAT interlaces have been configured backwards
- BThe inside global address is not on the same subnet as the ISP*
- CThe address on Fa0/0 should be 64.100.0.1.
- DThe NAT source access list matches the wrong address range.
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- Description
- 15 Computer Science Quiz on cisco part 1, created by Ayala Karimkhanova on 29/05/2018.
- Author
- Ayala Karimkhanova
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- English
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