Quiz
NTEN 137
Este quiz tem tipos de pergunta que abrem no player de sempre.
Perguntas do quiz (35)
1A network administrator has configured VLAN 99 as the management VLAN and has configured it with an IP address and subnet mask. The administrator issues the show interface vlan 99 command and notices that the line protocol is down. Which action can change the state of the line protocol to up?
- ARemove all access ports from VLAN 99.
- BConfigure a default gateway.
- CConnect a host to an interface associated with VLAN 99.
- DConfigure a transport input method on the vty lines.
2Refer to the exhibit. The switch and workstation are administratively configured for full-duplex operation. Which statement accurately reflects the operation of this link?
- AThe switch will have priority for transmitting data.
- BNo collisions will occur on this link.
- COnly one of the devices can transmit at a time.
- DThe devices will default back to half duplex if excessive collisions occur.
3How can DHCP packets be used to threaten a switched LAN?
- AA rogue DHCP packet that contains a virus is accepted by a host.
- BNumerous DHCP requests are sent to the DHCP server from spoofed hosts, causing the DHCP address pool to become depleted.
- CA DHCP request packet is disguised as a Telnet or SSH packet. While the device is denying access to the SSH or Telnet port, a rogue device posing as a DHCP server sends fake DHCP response packets.
- DICMP ping packets are disguised as legitimate DHCP packets. These packets are numerous and deny bandwidth to critical network infrastructure devices.
4A network administrator plugs a new PC into a switch port. The LED for that port changes to solid green. What statement best describes the current status of the port?
- AThe flash memory is busy.
- BThere is a duplex mismatch error.
- CThe port is operational and ready to transmit packets.
- DThere is a link fault error. This port is unable to forward frames.
- EThis port has been disabled by management and is unable to forward frames.
5What is the result of issuing the no switchport port-security mac-address sticky command on an interface with port security configured?
- AThe sticky secure MAC addresses are removed from the address table and from the running configuration.
- BThe sticky secure MAC addresses remain part of the address table but are removed from the running configuration.
- CThe static secure MAC addresses remain part of the address table but are removed from the running configuration.
- DThe static secure MAC addresses are removed from the address table and from the running configuration.
6Refer to the exhibit. What can be determined from the partial output of the show running-config command?
- AThis appears to be the default configuration of the switch.
- BBecause the default gateway is not configured, connected hosts will have no connectivity to the Internet.
- CThe switch was unable to find and load the complete IOS.
- DRemote management of the switch can occur on VLAN 1.
7In an Ethernet network, frames smaller than 64 bytes are called [blank_start]runts[blank_end].
- Arunts
8The initialism [blank_start]ssh[blank_end] refers to a protocol that provides an encrypted connection. The protocol replaces the clear text Telnet protocol for Cisco device management.
- Assh
9What are two ways to make a switch less vulnerable to attacks like MAC address flooding, CDP attacks, and Telnet attacks? (Choose two.)
- AUse the enable password rather than the enable secret password.
- BEnable CDP on the switch.
- CChange passwords regularly.
- DEnable the HTTP server on the switch.
- ETurn off unnecessary services.
10What is the first action in the boot sequence when a switch is powered on?
- Aload boot loader software
- Blow-level CPU initialization
- Cload a power-on self-test program
- Dload the default Cisco IOS software
11A network technician wants to implement SSH as the means by which a router may be managed remotely. What are two procedures that the technician should use to successfully complete this task? (Choose two.)
- AConfigure the login banner.
- BDefine the asymmetrical keys.
- CConfigure authentication.
- DConfigure the console password.
- EEnter the service password-encryption command.
12Which configuration must be in place for the auto-MDIX feature to function on a switch interface?
- AThe interface must be in access mode.
- BThe interface must be manually configured for full-duplex mode.
- CThe speed and duplex of the interface must be configured for auto detect.
- DThe interface must be assigned to VLAN 1.
13What would be an ideal environment to carry out penetration tests?
- Aon an off-line test bed network that mimics the actual production network
- Bon a network environment simulated by software
- Con the production network during nonpeak times
- Dunder controlled conditions during business hours on the production network
14An attacker has bypassed physical security and was able to connect a laptop to a Ethernet interface on a switch. If all the switch ports are configured with port security and the violation mode is set to factory-default, which action is taken against the attacker?
- APackets with unknown source addresses are dropped and the interface becomes error-disabled and turns off the port LED.
- BPackets with unknown source addresses are forwarded and there is a notification to the syslog server.
- CPackets with unknown source addresses are dropped and there is no notification that a security violation has occurred.
- DPackets with unknown source addresses are dropped and there is a notification that a security violation has occurred.
15Which three options correctly associate a layer of the hierarchical design model with the function of that layer? (Choose three.)
- ACore - end device connectivity
- BDistribution - aggregation and traffic control
- CAccess - end device connectivity
- DDistribution - high speed backbone
- EAccess - aggregation of traffic
- FCore - high speed backbone
16Which hierarchical network design goal is to provide a way for the network to always be accessible?
- Ahierarchical
- Bmodularity
- Cresiliency
- Dflexibility
17Which two layers of the hierarchical network design model are commonly combined into a single layer in a small-to-medium sized network architecture?
- Aaccess
- Bdata link
- Cnetwork
- Ddistribution
- Eapplication
- Fcore
18What is convergence as it relates to network design?
- AImplementation of an access-distribution-core layer design model for all sites in a corporation
- BA centralized point in the network design where all traffic aggregates before transmission to the destination
- CThe combining of voice and video with traditional network traffic
- DDesigning a network in such a way that each tier has a specific function and upgrade path
19A switch has just been powered on. PC1 connects to port 1; PC2 connects to port 2. If PC1 sends data to PC2, how will the switch process the frame?
- AThe switch forwards the frame based on the MAC address of PC2.
- BThe switch adds the MAC address of PC1 (that is received on the ingress port) to the switch MAC address table.
- CThe switch forwards the frame to all switch ports including ports 1 and 2.
- DThe switch adds the IP address of PC2 (that is sent through the egress port) to the switch MAC address table.
20Use the abbreviated MAC addresses in the MAC address table to determine the correct answer. A PC connected to port Gi0/3 sends data to a PC connected to port Gi0/5. When the switch receives the data, what will the switch do to process the frame?
Port MAC address
Gi0/3 AA
Gi0/7 AB- AAdd the destination MAC address to the switch MAC address table.
- BForward the data out all ports except for port Gi0/3.
- CForward the data to port Gi0/3.
- DForward the data out all ports.
- EAdd both the source and destination MAC addresses to the switch MAC address table.
21Use the abbreviated MAC addresses in the MAC address table to determine the correct answer. A PC connected to port Gi0/4 sends data to a PC connected to port Gi0/3. When the switch receives the data, what will the switch do first to process the frame?
Port MAC address
Gi0/3 AA
Gi0/7 AB- AAdd the source MAC address to the switch MAC address table.
- BForward the data out all ports except for port 4.
- CForward the data to port 5.
- DForward the data out all ports.
- EAdd both the source and destination MAC addresses to the switch MAC address table.
- FAdd the destination MAC address to the switch MAC address table.
22What are the three layers of the switch hierarchical design model? (Choose three.)
- Aaccess
- Bdata link
- Ccore
- Dnetwork access
- Eenterprise
- Fdistribution
23When the appropriate switch form factor for a network is being determined, what type of switch should be selected when future expansion is important and cost is not a limiting factor?
- Astackable switch
- B1 rack unit switch
- Cfixed configuration switch
- Dmodular switch
24Which switching method describes a switch that transfers a frame as soon as the destination MAC address is read?
- Afragment-free
- Bcut-through
- Cstore-and-forward
- Dlatency forwarding
25Which service is provided by an automated attendant feature on a converged network?
- Apoint-to-point video
- Bcall routing
- CIT management interface
- Dvideo conferencing
26Which cost-effective physical network topology design is recommended when building a three-tier campus network that connects three buildings?
- Abus
- Bmesh
- Cextended star
- Ddual ring
27Which two statements about Layer 2 Ethernet switches are true? (Choose two.)
- ALayer 2 switches prevent broadcasts.
- BLayer 2 switches have multiple collision domains.
- CLayer 2 switches route traffic between different networks.
- DLayer 2 switches decrease the number of broadcast domains.
- ELayer 2 switches can send traffic based on the destination MAC address.
28Which statement is true about broadcast and collision domains?
- AAdding a router to a network will increase the size of the collision domain.
- BThe size of the collision domain can be reduced by adding hubs to a network.
- CThe more interfaces a router has the larger the resulting broadcast domain.
- DAdding a switch to a network will increase the size of the broadcast domain.
29Refer to the exhibit. A switch receives a Layer 2 frame that contains a source MAC address of 000b.a023.c501 and a destination MAC address of 0050.0fae.75aa. Which of the options below occur? (Choose two).
- AThe switch drops the frame
- BThe switch adds the source MAC address to the MAC address table
- Cbecause the destination is not known, the switch forwards out of all ports except through which the frame arrived.
- Dbecause the source MAC address is not known, the switch broadcasts the frame out all ports except the port through which the frame arrived.
30When an appropriate switch form factor for a network is being determined, what should be selected when fault tolerance and bandwidth availability are desired but the budget is limited?
- Astackable switch
- Bnon-stackable switch
- Cfixed configuration switch
- Dmodular switch
31Which function is supplied by the access layer in a three-layer network design?
- Ahigh-speed connectivity
- Brouting
- Capplication of policies
- Dnetwork access
- Ebackbone connectivity
32Refer to the exhibit. The PC that is attached to port Fa0/1 is sending a packet that has the destination MAC address of 0050.0fae.299c. Based on the current S1 MAC address table, what will S1 do first when the packet arrives at the switch?
- Aforward the data to S2
- Bbroadcast an ARP request to all S1 ports except port Fa0/1
- Cadd the MAC address of the PC that is attached to Fa0/1 to the MAC address table
- Dbroadcast the data to all S1 ports and all S2 ports that have attached end devices
- Ebroadcast the data to all S1 ports that have attached end devices, except the Fa0/1 port
33Which two characteristics describe a converged network? (Choose two.)
- Adecreased service calls
- Bsupport of voice and video both using the same switch
- Cseparate wiring infrastructure for voice and video traffic
- Daffordability for small and medium businesses
- Echeaper equipment cost
34Which option correctly describes a switching method?
- Acut-through: makes a forwarding decision after receiving the entire frame
- Bstore-and-forward: forwards the frame immediately after examining its destination MAC address
- Ccut-through: provides the flexibility to support any mix of Ethernet speeds
- Dstore-and-forward: ensures that the frame is free of physical and data-link errors
35Refer to the exhibit. What protocol should be configured on SW-A FastEthernet 0/1 if it is to send traffic from multiple VLANs to switch SW-B?
- ASpanning Tree
- BRIP v2
- CIEEE 802.1Q
- DARP
- ERapid Spanning Tree
Informações
- Descrição
- Okanagan College's Routing and Switching Course (Cisco CCNA prep part 2)
- Autor
- j.salvino
- Idioma
- English
- Visualizações
- 110
- Etiquetas
- Avaliação
- Ainda sem avaliações Avalie este quiz