Cisco 2 - Final

Questão 1 de 67

1

A customer reports connectivity problems to an ISP technician. Upon questioning the customer, the technician discovers that all network applications are functioning except for FTP. What should the technician suspect is the problem?

Selecione uma das seguintes:

misconfigured firewall
bad port on switch or hub
misconfigured IP addressing on the customer's workstation
wrong DNS server configured on the customer's workstation
wrong default gateway configured on the customer's workstation

Explicação

Questão 2 de 67

1

Refer to the exhibit. Which two statements describe the data conversation shown? (Choose two.)

Selecione uma ou mais das seguintes:

The data conversation was started by the HTTP application process running on the client.
The data conversation is identified by TCP port 80 on the client.
The user started the data conversation by sending an e-mail.
The IP address of the Internet server is 192.168.17.43.
The Internet server will send data to port 8547 on the client.

Explicação

Questão 3 de 67

1

How do port filtering and access lists help provide network security?

Selecione uma das seguintes:

They prevent specified types of traffic from reaching specified network destinations.
They alert network administrators to various type of denial of service attacks as they occur.
They prevent viruses, worms, and Trojans from infecting host computers and servers.
They enable encryption and authentication of confidential data communications.

Explicação

Questão 4 de 67

1

A hacker attempts to reach confidential information that is stored on a server inside the corporate network. A network security solution inspects the entire packet, determines that it is a threat, and blocks the packet from entering the inside network. Which security measure protected the network?

Selecione uma das seguintes:

an IDS
an IPS
a host-based firewall
Anti-X software

Explicação

Questão 5 de 67

1

Which type of address is 192.168.17.111/28?

Selecione uma das seguintes:

host address
network address
broadcast address
multicast address

Explicação

Questão 6 de 67

1

An organization has 50 traveling salespersons who must be able to connect to the company network from client sites and hotels. Which WAN connection will allow this access?

Selecione uma das seguintes:

Frame Relay
Cable
DSL
dialup

Explicação

Questão 7 de 67

1

A ping issued from PC3 is successful to RTB. However, echo request packets arrive at PC1 but the echo replies do not make it back to PC3. What will fix this problem?

Selecione uma das seguintes:

RTA must be configured to forward packets to the 192.168.2.0 network.
The ip route command needs to be edited so that the next hop address is 10.1.1.5.
The ip route command needs to be edited so that the 192.168.2.1 address is the next hop address.
The ip route command should be removed from the RTB router configuration.
Another default route should be configured on RTA with a next hop address of 10.1.1.6.

Explicação

Questão 8 de 67

1

Refer to the exhibit. Which subnet mask would accommodate the number of hosts indicated for all subnets if the major network address was 192.168.25.0/24?

Selecione uma das seguintes:

255.255.0.0
255.255.224.0
255.255.255.0
255.255.255.224
255.255.255.240
255.255.255.248

Explicação

Questão 9 de 67

1

Which routing protocol facilitates the exchange of routing information between different autonomous systems?

Selecione uma das seguintes:

OSPF
EIGRP
RIP
BGP

Explicação

Questão 10 de 67

1

Which statement is correct about passive data connections in the FTP protocol?

Selecione uma das seguintes:

The server initiates the data transfer connection.
The server forwards its IP address and a random port number to the FTP client through the control stream.
The firewalls do not permit passive data connections to hosts that are located within the network.
The client forwards data to port 21 of the server.

Explicação

Questão 11 de 67

1

Which statement is true about the reverse lookup DNS zone?

Selecione uma das seguintes:

It is most commonly experienced when users are surfing the Internet
It is the backup for the forward lookup zone.
It dynamically updates the resource records.
It resolves an IP address to a fully qualified domain name.

Explicação

Questão 12 de 67

1

Which two statements are correct about the DNS hierarchy? (Choose two.)

Selecione uma ou mais das seguintes:

The root server maintains records for all servers in the Internet.
DNS relies on the hierarchy of decentralized servers to maintain records.
All DNS servers manage databases that store name-to-IP mappings for the entire DNS structure.
The process of name resolution starts from the server at the top of the DNS hierarchy.
The root servers maintain records about how to reach top-level domain servers.

Explicação

Questão 13 de 67

1

Which statement is correct about the proxy support that is offered by the HTTP protocol?

Selecione uma das seguintes:

It allows clients to make direct network connections to other network services.
It filters unsuitable web content.
It reduces the speed of the network.
It encrypts the data that is being transmitted.

Explicação

Questão 14 de 67

1

Which routes are automatically added to the routing table on a neighbor router when routing protocols exchange information about directly connected networks?

Selecione uma das seguintes:

dynamic routes
static routes
default routes
directly connected routes

Explicação

Questão 15 de 67

1

Which combination of network address and subnet mask allows 62 hosts to be connected in a single subnet?

Selecione uma das seguintes:

Network address 10.1.1.4 Subnet mask 255.255.255.240
Network address 10.1.1.0 Subnet mask 255.255.255.252
Network address 10.1.1.0 Subnet mask 255.255.255.192
Network address 10.1.1.4 Subnet mask 255.255.255.248

Explicação

Questão 16 de 67

1

Refer to the exhibit. There is no routing protocol configured on either router. Which command will create a default route on R1 to forward the traffic to R2?

Selecione uma das seguintes:

R1(config)# ip route 0.0.0.0 0.0.0.0 10.1.1.1
R1(config)# ip route 0.0.0.0 0.0.0.0 192.168.0.2
R1(config)# ip route 0.0.0.0 0.0.0.0 192.168.0.1
R1(config)# ip route 0.0.0.0 0.0.0.0 S0/0/1

Explicação

Questão 17 de 67

1

Which statement describes a route that has been learned dynamically?

Selecione uma das seguintes:

It is automatically updated and maintained by routing protocols.
It is unaffected by changes in the topology of the network.
It has an administrative distance of 1.
It is identified by the prefix C in the routing table.

Explicação

Questão 18 de 67

1

What is a characteristic of UDP?

Selecione uma das seguintes:

It is a reliable transport protocol.
It requires the source host to resend packets that are not acknowledged.
It is a connection-oriented protocol.
It adds a minimal amount of overhead to the data to be transmitted.

Explicação

Questão 19 de 67

1

What can cause a problem at the data link layer?

Selecione uma das seguintes:

a faulty network cable
a firewall that is blocking all HTTP traffic
incorrectly configured device drivers
incorrectly configured subnet masks

Explicação

Questão 20 de 67

1

Which cable type is used to interconnect the FastEthernet interfaces of two routers?

Selecione uma das seguintes:

straight-through
crossover
console
rollover

Explicação

Questão 21 de 67

1

Which two statements are correct about the UDP protocol? (Choose two.)

Selecione uma ou mais das seguintes:

It utilizes a flow control mechanism.
It uses windowing.
It does not provide acknowledgment of receipt of data.
It is a connectionless protocol.
It guarantees the sequential arrival of data packets.

Explicação

Questão 22 de 67

1

Which type of WAN connection uses a circuit-switched network?

Selecione uma das seguintes:

ISDN
Frame Relay
DSL
Cable

Explicação

Questão 23 de 67

1

What is the purpose of using the copy tftp flash command on a router?

Selecione uma das seguintes:

to back up the current IOS image to a server
to restore the IOS image from a server
to back up the router configuration to a server
to restore the router configuration from flash

Explicação

Questão 24 de 67

1

Which statement correctly describes the function of AAA?

Selecione uma das seguintes:

It prevents unauthorized access to a network.
It filters traffic based on destination IP and port number.
It enables users to send information to a daemon that is running on a management station.
It encrypts data to provide network security.

Explicação

Questão 25 de 67

1

Which statement correctly describes the importance of an SLA?

Selecione uma das seguintes:

It outlines the range of services received by the ISP.
It outlines the process to resolve planned incidents.
It outlines the management, monitoring, and maintenance of a network.
It outlines the termination costs according to the budget cycle of the customer.

Explicação

Questão 26 de 67

1

A user is able to ping IP addresses but is unable to ping hosts by domain name. What should be checked at the workstation of the user?

Selecione uma das seguintes:

the device driver configuration of NIC
the LED status of the NIC
the DNS configuration
the firewall settings

Explicação

Questão 27 de 67

1

A user is unable to connect to the Internet. The network administrator decides to use the top-down troubleshooting approach. Which action should the administrator perform first?

Selecione uma das seguintes:

Run the tracert command to identify the faulty device.
Check the patch cable connection from the PC to the wall.
Enter an IP address in the address bar of the web browser to determine if DNS has failed.
Run the ipconfig command to verify the IP address, subnet mask, and gateway on the PC.

Explicação

Questão 28 de 67

1

What is a characteristic of the EIGRP routing protocol?

Selecione uma das seguintes:

It has a hop count limitation that makes it suitable only for small, simple networks that consist of fewer than 15 hops.
It does not include subnet mask information in routing updates.
It builds the topology table based on all of the advertisements from its neighbors.
It maintains a full database of distant routers and the methods by which they interconnect.

Explicação

Questão 29 de 67

1

A network is spread across two buildings that are separated by a distance of 500 feet (152 meters). An electrical transformer is installed near the cable route. Which type of cable should be used in this network?

Selecione uma das seguintes:

STP
UTP
coaxial
fiber-optic

Explicação

Questão 30 de 67

1

Refer to the exhibit. Which cable path segments require the use of crossover cables?

Selecione uma das seguintes:

A, D, F
B, C, E
B, D, E
A, C, F

Explicação

Questão 31 de 67

1

Refer to the exhibit. Router R1 has been configured with the commands that are displayed. Which password will be used to access the EXEC privileged mode of the router?

Selecione uma das seguintes:

password1
password2
password3
password4

Explicação

Questão 32 de 67

1

Refer to the exhibit. Host A is unable to ping R1. Which two configuration steps should be performed on R1 to solve this problem? (Choose two.)

Selecione uma ou mais das seguintes:

Configure the appropriate line password to access the router.
Configure the speed of the interface.
Enable the interface administratively.
Configure a dynamic routing protocol on the router.
Configure the subnet mask on the router correctly.

Explicação

Questão 33 de 67

1

Refer to the exhibit. Host A is unable to ping host B. What can be done to solve this problem? (Choose two.)

Selecione uma ou mais das seguintes:

Configure a default route on R1 with the use of exit interface Fa0/0.
Configure a default route on R2 by using the exit interface Fa0/0.
Configure a static route on R1 with 192.168.0.1/24 as the next hop address.
Configure a static route for network 10.1.2.0/24 on R2 and use exit interface S0/0/0.
Configure a static route for network 10.1.1.0/24 on R1 with the next hop address as the IP address of the serial interface of R2.

Explicação

Questão 34 de 67

1

What are two reasons for issuing the show ip route command on a router? (Choose two.)

Selecione uma ou mais das seguintes:

It displays the routing activity in real time.
It displays the length of time until the next routing update.
It displays the directly connected networks.
It displays all of the routing protocols that are configured on the neighboring routers.
It displays the routing protocol that is receiving updates from the neighboring routers.

Explicação

Questão 35 de 67

1

When a router learns two paths to the same destination network, which two factors determine the path that will be included in the routing table? (Choose two.)

Selecione uma ou mais das seguintes:

route metric
the MAC address of the neighboring router
the source IP address in data packets
the IP address of the next hop router
administrative distance

Explicação

Questão 36 de 67

1

Refer to the exhibit. A network technician issues the tracert 192.168.2.99 command successfully on host A. What are two consequences of running this command? (Choose two.)

Selecione uma ou mais das seguintes:

The traceroute packet is broadcast to the network.
The command output will display the IP address of both the inbound and outbound router interfaces that the packet passes through.
The command output will display all routers through which the packet has passed.
All successful hops between host A and host B will reply to the echo request with a proxy ICMP response.
The command will calculate the time between when the packet is sent and when a reply is received from a router.

Explicação

Questão 37 de 67

1

A host has been properly cabled and configured with a unique hostname and valid IP address. Which two additional components should be configured to enable the host to access remote resources? (Choose two.)

Selecione uma ou mais das seguintes:

the subnet mask
the MAC address
the default gateway
the loopback IP address
the DHCP server IP address

Explicação

Questão 38 de 67

1

Refer to the exhibit. What two addresses are the broadcast addresses for network A and network B? (Choose two.)

Selecione uma ou mais das seguintes:

Network A broadcast address 192.168.1.32
Network A broadcast address 192.168.1.47
Network A broadcast address 192.168.1.15
Network B broadcast address 192.168.1.207
Network B broadcast address 192.168.1.240
Network B broadcast address 192.168.1.192

Explicação

Questão 39 de 67

1

A network administrator has designed a Class B network with a 255.255.254.0 mask. Which two statements are true for this network? (Choose two.)

Selecione uma ou mais das seguintes:

There are 128 subnets.
There are 256 subnets.
There are 512 subnets.
There are 126 usable hosts per subnet.
There are 254 usable hosts per subnet.
There are 510 usable hosts per subnet.

Explicação

Questão 40 de 67

1

Refer to the exhibit. R1 and R2 are configured with the commands that are displayed. All interfaces are properly configured, but neither router is receiving routing updates. What two things can be done to solve the problem? (Choose two.)

Selecione uma ou mais das seguintes:

Configure the routing protocol on R1 for network 10.0.0.0.
Configure the routing protocol on R2 for network 10.0.0.0.
Configure the routing protocol on R1 for network 192.168.4.0.
Configure the routing protocol on R1 for network 192.168.2.0.
Configure the routing protocol on R2 for network 192.168.1.0.
Configure the routing protocol on R2 for network 192.168.3.0.

Explicação

Questão 41 de 67

1

Which two statements are correct about the ICMP packet that is used by the ping command? (Choose two.)

Selecione uma ou mais das seguintes:

It guarantees datagram delivery.
It verifies Layer 3 connectivity.
It acknowledges the receipt of TCP segments.
It determines where a packet is lost on the path from the source to the destination.
It measures the time that elapses between when the request packet is sent and the response packet is received.

Explicação

Questão 42 de 67

1

What is the effect of issuing the banner login #Unauthorized login prohibited# command on a router?

Selecione uma das seguintes:

It will display the message "Unauthorized login prohibited" before the router prompts for a user name.
It replaces the banner motd command.
It causes the router to prompt for login credentials for any user who is attempting to connect to the router.
It causes the message "Unauthorized access prohibited" to display when a HyperTerminal connection is idle.

Explicação

Questão 43 de 67

1

Refer to the exhibit. What fact can be determined from the exhibited output?

Selecione uma das seguintes:

PPP is enabled on this router.
The bandwidth setting of the interfaces is consistent with a T1 connection.
Subnet mask 255.255.255.255 has been configured for the serial0/0/0 interface.
The default encapsulation is set for the serial0/0/0 interface.

Explicação

Questão 44 de 67

1

In order to load an initial configuration on a new switch, a network administrator has connected a laptop to the switch via the use of a console cable. About a minute after the network administrator powers on the switch, the SYST LED on the front of the switch changes from blinking green to amber. What does this indicate?

Selecione uma das seguintes:

The network administrator has made an improper physical connection to the switch.
The switch is ready to have a configuration file loaded.
A port on the switch is bad.
The switch failed POST.

Explicação

Questão 45 de 67

1

What occurs during a static NAT translation?

Selecione uma das seguintes:

Multiple local addresses are mapped to one global address.
The host device is configured with a permanent outside global address.
A one-to-one mapping is created between an inside local and outside global address.
The router is forced to return the inside global address to the address pool when a session ends.

Explicação

Questão 46 de 67

1

Refer to the exhibit. What is used to exchange routing information between routers within each AS?

Selecione uma das seguintes:

static routing
IGP routing protocols
EGP routing protocols
default routing

Explicação

Questão 47 de 67

1

Why do the static routes fail to appear in the routing table?

Selecione uma das seguintes:

The default route has not been configured on the routers.
A dynamic routing protocol has not been configured.
The router interfaces are administratively down.
The serial interfaces must be configured with an address in the 10.14.14.0 network.

Explicação

Questão 48 de 67

1

Refer to the exhibit. While configuring the serial interface of a router, the network administrator sees the highlighted error message. What is the reason for this?

Selecione uma das seguintes:

The serial interface is administratively down.
The serial interface is already configured with an IP address.
The network administrator has attempted to configure the serial interface with a broadcast address.
The same IP address has been configured on another interface.

Explicação

Questão 49 de 67

1

Refer to the exhibit. R2 is connected to the Serial0/0/1 interface of R1 and is properly configured to share routing updates with R1. Which network will R2 exclude from installing in its routing table?

Selecione uma das seguintes:

R 192.168.10.0/24 [120/2] via 192.168.1.2, 00:00:10, Serial0/0/1v
R 192.168.7.0/24 [120/1] via 192.168.1.2, 00:00:10, Serial0/0/1
R 192.168.6.0/24 [120/15] via 192.168.3.2, 00:00:10, Serial0/0/0
R 192.168.8.0/24 [120/2] via 192.168.3.2, 00:00:10, Serial0/0/0

Explicação

Questão 50 de 67

1

How does an SNMP trap aid network monitoring and management?

Selecione uma das seguintes:

It reports to the management station by responding to polls.
It collects information for the management station by using polling devices.
It sends an alert message to the management station when a threshold is reached.
It flags attempts to begin a DoS attack on the network.

Explicação

Questão 51 de 67

1

Refer to the exhibit. Which statement is true based on the exhibited information?

Selecione uma das seguintes:

The router is using a link-state routing protocol.
The router will get routing updates on the FastEthernet0/0 interface.
The router will not forward routing updates from the Serial0/0/0 interface.
The network for Fa0/1 will be included in the routing updates that are sent from this router.

Explicação

Questão 52 de 67

1

Different hosts connect to the same switch port at different times. If the switch port is configured with dynamic port security, how does it process the MAC addresses?

Selecione uma das seguintes:

The addresses are manually assigned with the use of the switchport command.
The addresses are dynamically learned and stored in the address table.
The addresses are dynamically configured and saved in the running configuration.
The addresses are stored in the address table and added to the running configuration.

Explicação

Questão 53 de 67

1

To manage a Cisco switch using Telnet, where would the management IP address be configured on theswitch?

Selecione uma das seguintes:

VLAN 1 interface
first vty port
first trunk port
console port
FastEthernet 0/1 interface

Explicação

Questão 54 de 67

1

Refer to the exhibit. R1 and R2 are configured with the IP addresses as displayed. They are also properlyconfigured with static routes to the remote networks. The network administrator runs the show ip routecommand on both routers and shows the displayed results. Why do the static routes fail to appear in the routing table?

Selecione uma das seguintes:

The default route has not been configured on the routers.
A dynamic routing protocol has not been configured.
The router interfaces are administratively down.
The serial interfaces must be configured with an address in the 10.14.14.0 network.

Explicação

Questão 55 de 67

1

The show ip route command was executed on one of the routers shown in the graphic and the followingoutput was displayed:

C 192.168.4.0/24 is directly connected, Serial0/0R 192.168.5.0/24 [120/1] via 192.168.4.2, 00:00:19,
Serial0/0R 192.168.1.0/24 [120/2] via 192.168.3.1, 00:00:20,
Serial0/1R 192.168.2.0/24 [120/2] via 192.168.3.1, 00:00:20, Serial0/1
C 192.168.3.0/24 is directly connected, Serial0/1

From which router was this command executed?

Selecione uma das seguintes:

A
B
C
D

Explicação

Questão 56 de 67

1

What routing protocol would be appropriate to use for exchanging routes between ISPs?

Selecione uma das seguintes:

RIPv2
BGP
OSPF
EIGRP

Explicação

Questão 57 de 67

1

Refer to the exhibit. Devices need to connect to the file server from remote networks. What method shouldbe used to provide the file server with an IP address to allow these connections?

Selecione uma das seguintes:

static NAT
static PAT
dynamic NAT
dynamic PAT

Explicação

Questão 58 de 67

1

Refer to the exhibit. The network administrator uses the exhibited commands to configure R1 and R2. Theadministrator confirms Layer 1 connectivity between the two routers is functioning properly. However, R1 isunable to ping the serial interface of R2. What could be the reason for this problem?

Selecione uma das seguintes:

The subnet mask is incorrectly configured on both routers.
A static route is not configured on both routers.
Different encapsulations are configured on the two routers.
The clock rate is not set on any of the router serial interfaces.

Explicação

Questão 59 de 67

1

Refer to the exhibit. The network administrator uses the command below to configure a default route on RTB:

RTB(config)# ip route 0.0.0.0 0.0.0.0 fa0/0
A ping issued from PC3 is successful to RTB. However, echo request packets arrive at PC1 but the echo replies do not make it back to PC3. What will fix this problem?

Selecione uma das seguintes:

RTA must be configured to forward packets to the 192.168.2.0 network.
The ip route command needs to be edited so that the next hop address is 10.1.1.5.
The ip route command needs to be edited so that the 192.168.2.1 address is the next hop address.
The ip route command should be removed from the RTB router configuration.
Another default route should be configured on RTA with a next hop address of 10.1.1.6.

Explicação

Questão 60 de 67

1

A new Cisco IOS is installed on a router in the default location. After booting, the router enters ROMMON mode. What is the reason for this? (enm tudom)

Selecione uma das seguintes:

The configuration is missing in NVRAM.
The configuration register value is set to 0x2102.
There is inadequate memory to load the Cisco IOS.
The boot system command has not been run.

Explicação

Questão 61 de 67

1

Which statement is true about FTP implementations

Selecione uma das seguintes:

The protocol interpreter (PI) function engages once the data transfer process (DTP) function is complete.
The DTP function is responsible for the login sequence.
FTP requires two connections, one for control and one for data.
Both the PI and the DTP close automatically when the transfer is complete.

Explicação

Questão 62 de 67

1

A user is able to ping an FTP server across a WAN but is unable to download files from the server. What should be checked to resolve this problem?

Selecione uma das seguintes:

the NIC drivers
the IP configuration
the LED status of the NIC
firewall settings

Explicação

Questão 63 de 67

1

Refer to the exhibit. The network administrator has added a route by using the ip route 10.13.13.0 255.255.255.0 192.168.1.1 command on R1. Hosts on the 10.12.12.0 network cannot communicate with hosts on the 10.13.13.0 network. What is the reason for this?

Selecione uma das seguintes:

The gateway of last resort is not set.
The destination prefix mask is incorrectly configured.
The routing protocol has not been configured on R1.
The static route has not been configured correctly.

Explicação

Questão 64 de 67

1

Which two statements are true about resolvers in the DNS hierarchy? (Choose two.)

Selecione uma ou mais das seguintes:

The resolvers attempt to resolve client queries by using the records that the resolvers maintain in their zone database files.
The DNS server queries the resolvers to translate the domain name to an IP address.
There can be only one resolver in a DNS zone.
Resolvers may be configured on DNS clients.
The DNS server uses the resolver to forward the name resolution request to another DNS server.

Explicação

Questão 65 de 67

1

Refer to the exhibit. A new router has been configured for the first time with the commands that are displayed. Which two facts can be determined about the interface of this router? (Choose two.)

Selecione uma ou mais das seguintes:

It will act as a DCE device.
It is administratively down.
It will operate at a speed of 6.4 Mb/s.
It is the first interface on slot 0 of controller 1.
Because MOTD is not configured, the interface will not work.

Explicação

Questão 66 de 67

1

What are two reasons for issuing the show ip protocols command on a router? (Choose two.)

Selecione uma ou mais das seguintes:

It displays the routing protocol in use.
It displays the routed protocol in use.
It displays the routing activity in real time.
It displays the static routes that are contained in the routing table.
It displays the networks that are being advertised by the router.

Explicação

Questão 67 de 67

1

Which statement correctly describes an SLA?

Selecione uma das seguintes:

It lists the terms of the agreement between the user and the manufacturer of the system.
It outlines the management, monitoring, and maintenance of a network.
It specifies the software and hardware configurations of a system.
It describes the operation of a system.

	Criado por Róbert Lakatos aproximadamente 10 anos atrás

Quiz sobre Cisco 2 - Final, criado por Róbert Lakatos em 19-05-2014.

Cisco 2 - Final

Questão 1 de 67

A customer reports connectivity problems to an ISP technician. Upon questioning the customer, the technician discovers that all network applications are functioning except for FTP. What should the technician suspect is the problem?

Selecione uma das seguintes:

Explicação

Questão 2 de 67

Refer to the exhibit. Which two statements describe the data conversation shown? (Choose two.)

Selecione uma ou mais das seguintes:

Explicação

Questão 3 de 67

How do port filtering and access lists help provide network security?

Selecione uma das seguintes:

Explicação

Questão 4 de 67

A hacker attempts to reach confidential information that is stored on a server inside the corporate network. A network security solution inspects the entire packet, determines that it is a threat, and blocks the packet from entering the inside network. Which security measure protected the network?

Selecione uma das seguintes:

Explicação

Questão 5 de 67

Which type of address is 192.168.17.111/28?

Selecione uma das seguintes:

Explicação

Questão 6 de 67

An organization has 50 traveling salespersons who must be able to connect to the company network from client sites and hotels. Which WAN connection will allow this access?

Selecione uma das seguintes:

Explicação

Questão 7 de 67

A ping issued from PC3 is successful to RTB. However, echo request packets arrive at PC1 but the echo replies do not make it back to PC3. What will fix this problem?

Selecione uma das seguintes:

Explicação

Questão 8 de 67

Refer to the exhibit. Which subnet mask would accommodate the number of hosts indicated for all subnets if the major network address was 192.168.25.0/24?

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Explicação

Questão 9 de 67

Which routing protocol facilitates the exchange of routing information between different autonomous systems?

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Explicação

Questão 10 de 67

Which statement is correct about passive data connections in the FTP protocol?

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Explicação

Questão 11 de 67

Which statement is true about the reverse lookup DNS zone?

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Explicação

Questão 12 de 67

Which two statements are correct about the DNS hierarchy? (Choose two.)

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Explicação

Questão 13 de 67

Which statement is correct about the proxy support that is offered by the HTTP protocol?

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Explicação

Questão 14 de 67

Which routes are automatically added to the routing table on a neighbor router when routing protocols exchange information about directly connected networks?

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Explicação

Questão 15 de 67

Which combination of network address and subnet mask allows 62 hosts to be connected in a single subnet?

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Explicação

Questão 16 de 67

Refer to the exhibit. There is no routing protocol configured on either router. Which command will create a default route on R1 to forward the traffic to R2?

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Explicação

Questão 17 de 67

Which statement describes a route that has been learned dynamically?

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Explicação

Questão 18 de 67

What is a characteristic of UDP?

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Explicação

Questão 19 de 67

What can cause a problem at the data link layer?

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Explicação

Questão 20 de 67

Which cable type is used to interconnect the FastEthernet interfaces of two routers?