Lars Kliesing
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Lars Kliesing
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CCNA Final Quiz

CCNA Final Quiz

Questão 1 de 53

1

Bottom-up troubleshooting begins at which layer of the OSI model?

Selecione uma das seguintes:

  • network layer

  • physical layer

  • data link layer

  • transport layer

  • application layer

Explicação

Questão 2 de 53

1

Which two statements are true about local applications? (Choose two.)

Selecione uma ou mais das seguintes:

  • They run on the network.

  • An example of a local application is e-mail.

  • They are accessed from a remote computer.

  • They are stored on the local hard disk.

  • They run on the computer where they are installed.

Explicação

Questão 3 de 53

1

Refer to the exhibit. What default gateway address will be assigned to PC1 if access to remote resources is needed?

Selecione uma das seguintes:

  • 192.31.7.3

  • 192.168.1.101

  • 192.168.1.253

  • A default gateway is not necessary.

Explicação

Questão 4 de 53

1

Which attribute must be the same for wireless devices on one network to be able to communicate with devices on a different network?

Selecione uma das seguintes:

  • DNS server

  • MAC address

  • default gateway

  • operating system

  • wireless equipment vendor

Explicação

Questão 5 de 53

1

How do ISPs obtain public IP addresses?

Selecione uma das seguintes:

  • They create the addresses themselves.

  • They obtain the addresses from the home PCs.

  • They obtain the addresses from the Internet registry.

  • They obtain the addresses from the RFC.

Explicação

Questão 6 de 53

1

Refer to the exhibit. The security policy of an organization allows employees to connect to the office intranet from their homes. Which type of security policy is this?

Selecione uma das seguintes:

  • acceptable use

  • incident handling

  • network maintenance

  • remote access

Explicação

Questão 7 de 53

1

Which wireless component allows wireless clients to gain access to a wired network?

Selecione uma das seguintes:

  • PDA

  • STA

  • access point

  • wireless bridge

Explicação

Questão 8 de 53

1

Which network design layer provides a connection point for end user devices to the network?

Selecione uma das seguintes:

  • access

  • core

  • distribution

  • network

Explicação

Questão 9 de 53

1

Which two transport layer protocols are used to transfer messages between hosts? (Choose two.)

Selecione uma ou mais das seguintes:

  • DHCP

  • FTP

  • SMTP

  • TCP

  • UDP

Explicação

Questão 10 de 53

1

An administrator is troubleshooting a network problem that involves the inability of users to reach Internet sites. During troubleshooting, the administrator is able to successfully ping web sites by their IP address, but pings to domain names are unsuccessful. Which service is most likely at fault?

Selecione uma das seguintes:

  • DHCP

  • DNS

  • FTP

  • NAT

Explicação

Questão 11 de 53

1

Refer to the graphic. Assume that the command output is from a wireless DHCP client that is connected to a Linksys integrated router. What can be deduced from the output?

Selecione uma das seguintes:

  • The wireless connection is good.

  • The WEP key or SSID needs to be checked.

  • The DHCP configuration on the router needs to be checked.

  • The wireless NIC driver or the NIC itself needs to be reinstalled.

Explicação

Questão 12 de 53

1

A company has a web server that must be accessible to both external and internal clients. Which security policy best practice should be followed to maximize security of the server?
Place the web server in a DMZ.

Selecione uma das seguintes:

  • Keep the web server on the external network.

  • Configure a firewall device to serve as the web server.

  • Locate the web server in the server farm of the internal network.

Explicação

Questão 13 de 53

1

TCP/IP data transmission between the source and destination host is de-encapsulated in four steps: (Erster und letzter Schritt als richtig)

Selecione uma ou mais das seguintes:

  • The TCP header is removed.

  • Bits are decoded and the destination MAC address is recognized.

  • The IP header is removed and the contents are passed to the next layer.

  • The Ethernet header and trailer are removed.

Explicação

Questão 14 de 53

1

What is the correct sequence of these steps?

Selecione uma das seguintes:

  • A, B, C, D

  • A, C, B, D

  • B, C, D, A

  • B, D, C, A

  • C, A, B, D

Explicação

Questão 15 de 53

1

A computer joins the network and announces itself to all hosts on the LAN. What type of message does the computer send out?

Selecione uma das seguintes:

  • broadcast

  • simulcast

  • multicast

  • unicast

Explicação

Questão 16 de 53

1

What are two ways that a user can interact with an operating system shell? (Choose two.)

Selecione uma ou mais das seguintes:

  • CLI

  • OS

  • GUI

  • NIC

  • kernel

Explicação

Questão 17 de 53

1

What are two examples of peripheral input devices? (Choose two.)

Selecione uma ou mais das seguintes:

  • external modem

  • barcode reader

  • digital camera

  • plotter

  • printer

Explicação

Questão 18 de 53

1

What are three examples of logical configuration information used when planning a network implementation? (Choose three.)

Selecione uma ou mais das seguintes:

  • size of broadcast domains

  • naming scheme

  • length of cable runs

  • IP addressing scheme

  • physical device location

  • location of power outlets

Explicação

Questão 19 de 53

1

Which wireless protocol is used for encryption?

Selecione uma das seguintes:

  • EAP

  • Open

  • PSK

  • WEP

Explicação

Questão 20 de 53

1

Which value represents the host portion of IP address 128.107.10.11 with a subnet mask of 255.255.0.0?

Selecione uma das seguintes:

  • .10

  • .10.11

  • 128.107

  • .107.10.11

  • 128.107.10

Explicação

Questão 21 de 53

1

A home user is looking for an ISP connection that provides high speed digital transmission over regular phone lines. What ISP connection type should be used?

Selecione uma das seguintes:

  • DSL

  • dial-up

  • satellite

  • cell modem

  • cable modem

Explicação

Questão 22 de 53

1

What is the purpose of pop-up blocker software?

Selecione uma das seguintes:

  • It detects and removes spyware.

  • It detects and removes viruses.

  • It prevents the display of advertisement windows.

  • It removes unwanted e-mail.

Explicação

Questão 23 de 53

1

What are two advantages of purchasing a custom-built computer? (Choose two.)

Selecione uma ou mais das seguintes:

  • usually a lower cost

  • no waiting period for assembly

  • user can specify higher performance components

  • supports higher-end graphics and gaming applications

  • fewer components to replace

Explicação

Questão 24 de 53

1

Refer to the exhibit. PC1 is unable to access the web server at 209.165.200.226/27. Based on the provided output, what is the most likely cause of the problem?

Selecione uma das seguintes:

  • PC1 is not plugged in to RTR1.

  • Port 80 is already in use on PC1.

  • No DNS server is configured on PC1.

  • PC1 is configured with an incorrect IP address and default gateway.

Explicação

Questão 25 de 53

1

What is the name for the contract between a customer and an ISP that specifies requirements for uptime and service response time?

Selecione uma das seguintes:

  • DSL

  • IAB

  • NAP

  • SLA

Explicação

Questão 26 de 53

1

Which term is associated with logical addressing?

Selecione uma das seguintes:

  • IP addresses

  • port addresses

  • physical addresses

  • Media Access Control addresses

Explicação

Questão 27 de 53

1

Which Windows PC command line utility can be used to discover the path that a packet takes to reach a destination?

Selecione uma das seguintes:

  • ping

  • netstat

  • tracert

  • nslookup

  • ipconfig

Explicação

Questão 28 de 53

1

Which statement accurately describes what network devices do in the distribution layer of the three layer design model?

Selecione uma das seguintes:

  • They interconnect individual hosts.

  • They interconnect multiple companies.

  • They interconnect local network segments.

  • They interconnect the company network to the ISP.

Explicação

Questão 29 de 53

1

Select three statements that correctly describe how DHCP services may be provided. (Choose three.)

Selecione uma ou mais das seguintes:

  • An integrated router provides IP configurations for most ISPs.

  • An integrated router can act as both DHCP server and DHCP client.

  • A home PC using a static IP address obtained that address from a DHCP server.

  • Most home network integrated routers receive an IP configuration directly from their ISP.

  • A variety of devices can act as DHCP servers, as long as they run DHCP service software.

  • A home PC that is unable to find a DHCP server defaults to the static IP address of 192.168.1.1.

Explicação

Questão 30 de 53

1

Which two causes of networking problems are related to the physical layer? (Choose two.)

Selecione uma ou mais das seguintes:

  • disconnected cables

  • improper operation of cooling fans

  • incorrect MAC address

  • incorrect default gateway

  • incorrect subnet mask

Explicação

Questão 31 de 53

1

Which installation option should be chosen when the current operating system is too damaged to work properly?

Selecione uma das seguintes:

  • upgrade

  • multi-boot

  • clean install

  • virtualization

Explicação

Questão 32 de 53

1

What is an ISP?

Selecione uma das seguintes:

  • It is a standards body that develops cabling and wiring standards for networking.

  • It is a protocol that establishes how computers within a local network communicate.

  • It is an organization that enables individuals and businesses to connect to the Internet.

  • It is a networking device that combines the functionality of several different networking devices in one.

Explicação

Questão 33 de 53

1

What two pieces of information should a help desk technician document while troubleshooting connectivity issues with an end user? (Choose two.)

Selecione uma ou mais das seguintes:

  • the CPU clock speed of the computer

  • the number of network jacks that are in the room

  • if the user can ping the default gateway address

  • if the word processing software is installed correctly

  • whether the PC uses dynamic or static IP addressing

Explicação

Questão 34 de 53

1

Refer to the graphic. What feature can be installed on the Linksys integrated router to convert private IP addresses to Internet-routable addresses?

Selecione uma das seguintes:

  • authentication

  • DHCP

  • encryption

  • firewall

  • NAT

  • WEP

Explicação

Questão 35 de 53

1

After attaching four PCs to the switch ports, configuring the SSID and setting authentication properties for a small office network, a technician successfully tests the connectivity of all PCs that are connected to the switch and WLAN. A firewall is then configured on the device prior to connecting it to the Internet. What type of network device includes all of the described features?

Selecione uma das seguintes:

  • switch

  • ISR router

  • firewall appliance

  • standalone wireless access point

Explicação

Questão 36 de 53

1

For the second time in a week, workstations on a LAN are not able to log into the server. The technician fixed the problem the first time, but cannot remember the steps taken to solve it. What aspect of the troubleshooting process has the technician neglected?

Selecione uma das seguintes:

  • identifying the problem

  • asking end-users questions

  • documenting the troubleshooting process

  • using structured techniques to solve a problem

Explicação

Questão 37 de 53

1

What is the default subnet mask for an IP address of 64.100.19.14?

Selecione uma das seguintes:

  • 255.0.0.0

  • 255.255.0.0

  • 255.255.255.0

  • 255.255.255.255

Explicação

Questão 38 de 53

1

How does a crossover cable make it possible for two "like devices" (for example, two switches) to communicate?

Selecione uma das seguintes:

  • The transmit pins are disconnected and only the receive pins are used.

  • The transmit pins on one device are connected to the transmit pins on the other device.

  • The receive pins on one device are connected to the receive pins on the other device.

  • The transmit pins on one device are connected to the receive pins on the other device.

Explicação

Questão 39 de 53

1

What will be one result of using a wireless infrastructure when designing the communications infrastructure for a new building?

Selecione uma das seguintes:

  • Wireless devices will be easy to add or relocate.

  • Infrastructure installation will be difficult and expensive.

  • There will be less interference from outside electronic sources.

  • Data transmitted over wireless networks will be more secure than when transmitted over wired networks.

Explicação

Questão 40 de 53

1

What does the term "attenuation" mean in data communication?

Selecione uma das seguintes:

  • loss of signal strength as distance increases

  • time for a signal to reach its destination

  • leakage of signals from one cable pair to another

  • strengthening of a signal by a networking device

Explicação

Questão 41 de 53

1

Which type of computer has an integrated mouse?

Selecione uma das seguintes:

  • desktop

  • laptop

  • mainframe

  • server

  • pocket PC

Explicação

Questão 42 de 53

1

Which Windows command is used to display the configured IP address, subnet mask, and default gateway?

Selecione uma das seguintes:

  • ipconfig

  • netstat

  • nslookup

  • tracert

Explicação

Questão 43 de 53

1

What must be identical on all devices in a WLAN for successful wireless communication between the devices?

Selecione uma das seguintes:

  • SSID

  • antenna type

  • network mode

  • wireless NIC driver

Explicação

Questão 44 de 53

1

For devices that do not autosense, which connection requires a crossover cable?

Selecione uma das seguintes:

  • hub port to router port

  • PC to hub port

  • PC to switch port

  • PC port to PC port

Explicação

Questão 45 de 53

1

Refer to the exhibit. A user on Host1 requests a web page from the web server. Which diagram is accurate for the encapsulation of the traffic that is sent from the user to the web server? Is "D" correct?

Selecione uma das opções:

  • VERDADEIRO
  • FALSO

Explicação

Questão 46 de 53

1

What describes the external IP address that is obtained by a router through a cable or DSL modem?

Selecione uma das seguintes:

  • a public address that is obtained from ICANN

  • a private address that is manually configured by the administrator

  • a public address that is obtained through DHCP from the ISP

  • a private address that converts to a public address on the internal LAN

Explicação

Questão 47 de 53

1

Which two components are configured via software in order for a PC to participate in a network environment? (Choose two.)

Selecione uma ou mais das seguintes:

  • MAC address

  • IP address

  • kernel

  • shell

  • subnet mask

Explicação

Questão 48 de 53

1

What destination IP address is used in a unicast packet?

Selecione uma das seguintes:

  • a specific host

  • a group of hosts

  • all hosts on the network

  • the network broadcast address

Explicação

Questão 49 de 53

1

Which part of the electromagnetic spectrum is commonly used to exchange data between a PDA and a computer?

Selecione uma das seguintes:

  • FM

  • radar

  • infrared

  • ultraviolet

Explicação

Questão 50 de 53

1

What two commands can be used to form a new binding if client information does not agree with the DHCP client table? (Choose two.)

Selecione uma ou mais das seguintes:

  • ipconfig /release

  • ipconfig /all

  • ipconfig /flushdns

  • ipconfig /renew

  • ipconfig

Explicação

Questão 51 de 53

1

What are the two possible values for a digital bit? (Choose two.)

Selecione uma ou mais das seguintes:

  • 0

  • 1

  • A

  • F

  • #

  • 9

Explicação

Questão 52 de 53

1

Which picture shows a USB port on a PC? (Shows one of them a USB port?)

Selecione uma das opções:

  • VERDADEIRO
  • FALSO

Explicação

Questão 53 de 53

1

What is the purpose of a router?

Selecione uma das seguintes:

  • to forward broadcasts to all interfaces so that all hosts receive them

  • to maintain a table of individual host addresses

  • to select the best path to reach remote networks

  • to physically connect multiple hosts that belong to the same network

Explicação

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