Quiz
CCNA Final Quiz
Perguntas do quiz (53)
1Bottom-up troubleshooting begins at which layer of the OSI model?
- Anetwork layer
- Bphysical layer
- Cdata link layer
- Dtransport layer
- Eapplication layer
2Which two statements are true about local applications? (Choose two.)
- AThey run on the network.
- BAn example of a local application is e-mail.
- CThey are accessed from a remote computer.
- DThey are stored on the local hard disk.
- EThey run on the computer where they are installed.
3Refer to the exhibit. What default gateway address will be assigned to PC1 if access to remote resources is needed?
- A192.31.7.3
- B192.168.1.101
- C192.168.1.253
- DA default gateway is not necessary.
4Which attribute must be the same for wireless devices on one network to be able to communicate with devices on a different network?
- ADNS server
- BMAC address
- Cdefault gateway
- Doperating system
- Ewireless equipment vendor
5How do ISPs obtain public IP addresses?
- AThey create the addresses themselves.
- BThey obtain the addresses from the home PCs.
- CThey obtain the addresses from the Internet registry.
- DThey obtain the addresses from the RFC.
6Refer 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?
- Aacceptable use
- Bincident handling
- Cnetwork maintenance
- Dremote access
7Which wireless component allows wireless clients to gain access to a wired network?
- APDA
- BSTA
- Caccess point
- Dwireless bridge
8Which network design layer provides a connection point for end user devices to the network?
- Aaccess
- Bcore
- Cdistribution
- Dnetwork
9Which two transport layer protocols are used to transfer messages between hosts? (Choose two.)
- ADHCP
- BFTP
- CSMTP
- DTCP
- EUDP
10An 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?
- ADHCP
- BDNS
- CFTP
- DNAT
11Refer 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?
- AThe wireless connection is good.
- BThe WEP key or SSID needs to be checked.
- CThe DHCP configuration on the router needs to be checked.
- DThe wireless NIC driver or the NIC itself needs to be reinstalled.
12A 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.- AKeep the web server on the external network.
- BConfigure a firewall device to serve as the web server.
- CLocate the web server in the server farm of the internal network.
13TCP/IP data transmission between the source and destination host is de-encapsulated in four steps: (Erster und letzter Schritt als richtig)
- AThe TCP header is removed.
- BBits are decoded and the destination MAC address is recognized.
- CThe IP header is removed and the contents are passed to the next layer.
- DThe Ethernet header and trailer are removed.
14What is the correct sequence of these steps?
- AA, B, C, D
- BA, C, B, D
- CB, C, D, A
- DB, D, C, A
- EC, A, B, D
15A computer joins the network and announces itself to all hosts on the LAN. What type of message does the computer send out?
- Abroadcast
- Bsimulcast
- Cmulticast
- Dunicast
16What are two ways that a user can interact with an operating system shell? (Choose two.)
- ACLI
- BOS
- CGUI
- DNIC
- Ekernel
17What are two examples of peripheral input devices? (Choose two.)
- Aexternal modem
- Bbarcode reader
- Cdigital camera
- Dplotter
- Eprinter
18What are three examples of logical configuration information used when planning a network implementation? (Choose three.)
- Asize of broadcast domains
- Bnaming scheme
- Clength of cable runs
- DIP addressing scheme
- Ephysical device location
- Flocation of power outlets
19Which wireless protocol is used for encryption?
- AEAP
- BOpen
- CPSK
- DWEP
20Which value represents the host portion of IP address 128.107.10.11 with a subnet mask of 255.255.0.0?
- A.10
- B.10.11
- C128.107
- D.107.10.11
- E128.107.10
21A 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?
- ADSL
- Bdial-up
- Csatellite
- Dcell modem
- Ecable modem
22What is the purpose of pop-up blocker software?
- AIt detects and removes spyware.
- BIt detects and removes viruses.
- CIt prevents the display of advertisement windows.
- DIt removes unwanted e-mail.
23What are two advantages of purchasing a custom-built computer? (Choose two.)
- Ausually a lower cost
- Bno waiting period for assembly
- Cuser can specify higher performance components
- Dsupports higher-end graphics and gaming applications
- Efewer components to replace
24Refer 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?
- APC1 is not plugged in to RTR1.
- BPort 80 is already in use on PC1.
- CNo DNS server is configured on PC1.
- DPC1 is configured with an incorrect IP address and default gateway.
25What is the name for the contract between a customer and an ISP that specifies requirements for uptime and service response time?
- ADSL
- BIAB
- CNAP
- DSLA
26Which term is associated with logical addressing?
- AIP addresses
- Bport addresses
- Cphysical addresses
- DMedia Access Control addresses
27Which Windows PC command line utility can be used to discover the path that a packet takes to reach a destination?
- Aping
- Bnetstat
- Ctracert
- Dnslookup
- Eipconfig
28Which statement accurately describes what network devices do in the distribution layer of the three layer design model?
- AThey interconnect individual hosts.
- BThey interconnect multiple companies.
- CThey interconnect local network segments.
- DThey interconnect the company network to the ISP.
29Select three statements that correctly describe how DHCP services may be provided. (Choose three.)
- AAn integrated router provides IP configurations for most ISPs.
- BAn integrated router can act as both DHCP server and DHCP client.
- CA home PC using a static IP address obtained that address from a DHCP server.
- DMost home network integrated routers receive an IP configuration directly from their ISP.
- EA variety of devices can act as DHCP servers, as long as they run DHCP service software.
- FA home PC that is unable to find a DHCP server defaults to the static IP address of 192.168.1.1.
30Which two causes of networking problems are related to the physical layer? (Choose two.)
- Adisconnected cables
- Bimproper operation of cooling fans
- Cincorrect MAC address
- Dincorrect default gateway
- Eincorrect subnet mask
31Which installation option should be chosen when the current operating system is too damaged to work properly?
- Aupgrade
- Bmulti-boot
- Cclean install
- Dvirtualization
32What is an ISP?
- AIt is a standards body that develops cabling and wiring standards for networking.
- BIt is a protocol that establishes how computers within a local network communicate.
- CIt is an organization that enables individuals and businesses to connect to the Internet.
- DIt is a networking device that combines the functionality of several different networking devices in one.
33What two pieces of information should a help desk technician document while troubleshooting connectivity issues with an end user? (Choose two.)
- Athe CPU clock speed of the computer
- Bthe number of network jacks that are in the room
- Cif the user can ping the default gateway address
- Dif the word processing software is installed correctly
- Ewhether the PC uses dynamic or static IP addressing
34Refer to the graphic. What feature can be installed on the Linksys integrated router to convert private IP addresses to Internet-routable addresses?
- Aauthentication
- BDHCP
- Cencryption
- Dfirewall
- ENAT
- FWEP
35After 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?
- Aswitch
- BISR router
- Cfirewall appliance
- Dstandalone wireless access point
36For 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?
- Aidentifying the problem
- Basking end-users questions
- Cdocumenting the troubleshooting process
- Dusing structured techniques to solve a problem
37What is the default subnet mask for an IP address of 64.100.19.14?
- A255.0.0.0
- B255.255.0.0
- C255.255.255.0
- D255.255.255.255
38How does a crossover cable make it possible for two "like devices" (for example, two switches) to communicate?
- AThe transmit pins are disconnected and only the receive pins are used.
- BThe transmit pins on one device are connected to the transmit pins on the other device.
- CThe receive pins on one device are connected to the receive pins on the other device.
- DThe transmit pins on one device are connected to the receive pins on the other device.
39What will be one result of using a wireless infrastructure when designing the communications infrastructure for a new building?
- AWireless devices will be easy to add or relocate.
- BInfrastructure installation will be difficult and expensive.
- CThere will be less interference from outside electronic sources.
- DData transmitted over wireless networks will be more secure than when transmitted over wired networks.
40What does the term "attenuation" mean in data communication?
- Aloss of signal strength as distance increases
- Btime for a signal to reach its destination
- Cleakage of signals from one cable pair to another
- Dstrengthening of a signal by a networking device
41Which type of computer has an integrated mouse?
- Adesktop
- Blaptop
- Cmainframe
- Dserver
- Epocket PC
42Which Windows command is used to display the configured IP address, subnet mask, and default gateway?
- Aipconfig
- Bnetstat
- Cnslookup
- Dtracert
43What must be identical on all devices in a WLAN for successful wireless communication between the devices?
- ASSID
- Bantenna type
- Cnetwork mode
- Dwireless NIC driver
44For devices that do not autosense, which connection requires a crossover cable?
- Ahub port to router port
- BPC to hub port
- CPC to switch port
- DPC port to PC port
45Refer 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?
- AVerdadeiro
- BFalso
46What describes the external IP address that is obtained by a router through a cable or DSL modem?
- Aa public address that is obtained from ICANN
- Ba private address that is manually configured by the administrator
- Ca public address that is obtained through DHCP from the ISP
- Da private address that converts to a public address on the internal LAN
47Which two components are configured via software in order for a PC to participate in a network environment? (Choose two.)
- AMAC address
- BIP address
- Ckernel
- Dshell
- Esubnet mask
48What destination IP address is used in a unicast packet?
- Aa specific host
- Ba group of hosts
- Call hosts on the network
- Dthe network broadcast address
49Which part of the electromagnetic spectrum is commonly used to exchange data between a PDA and a computer?
- AFM
- Bradar
- Cinfrared
- Dultraviolet
50What two commands can be used to form a new binding if client information does not agree with the DHCP client table? (Choose two.)
- Aipconfig /release
- Bipconfig /all
- Cipconfig /flushdns
- Dipconfig /renew
- Eipconfig
51What are the two possible values for a digital bit? (Choose two.)
- A0
- B1
- CA
- DF
- E#
- F9
52Which picture shows a USB port on a PC? (Shows one of them a USB port?)
- AVerdadeiro
- BFalso
53What is the purpose of a router?
- Ato forward broadcasts to all interfaces so that all hosts receive them
- Bto maintain a table of individual host addresses
- Cto select the best path to reach remote networks
- Dto physically connect multiple hosts that belong to the same network
Informações
- Descrição
- Ein Quiz.
- Autor
- Lars Kliesing
- Idioma
- Deutsch
- Visualizações
- 121
- Histórico
- Criado em 13 abr 2015 · atualizado em 29 dez 2016
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