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CISCO Quiz

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CISCO

Questão 1 de 75

1

Which device performs the function of determining the path that messages should take through internetworks?

Selecione uma ou mais das seguintes:

  • a web server

  • a DSL modem

  • a firewall

  • a router

Explicação

Questão 2 de 75

1

A company is contemplating whether to use a client/server or a peer-to-peer network. What are three characteristics of a peer-to-peer network? (Choose three.)

Selecione uma ou mais das seguintes:

  • scalable

  • less cost to implement

  • lacks centralized administration

  • better device performance when acting as both client and server

  • easy to create

  • better security

Explicação

Questão 3 de 75

1

What two criteria are used to help select a network medium from various network media? (Choose two.)

Selecione uma ou mais das seguintes:

  • the environment where the selected medium is to be installed

  • the number of intermediary devices installed in the network

  • the distance the selected medium can successfully carry a signal

  • the cost of the end devices utilized in the network

  • the types of data that need to be prioritized

Explicação

Questão 4 de 75

1

Which two statements describe intermediary devices? (Choose two.)

Selecione uma ou mais das seguintes:

  • Intermediary devices initiate the encapsulation process.

  • Intermediary devices connect individual hosts to the network.

  • Intermediary devices direct the path of the data.

  • Intermediary devices alter data content.

  • Intermediary devices generate data content.

Explicação

Questão 5 de 75

1

What are two functions of end devices on a network? (Choose two.)

Selecione uma ou mais das seguintes:

  • They provide the channel over which the network message travels.

  • They are the interface between humans and the communication network.

  • They filter the flow of data to enhance security.

  • They direct data over alternate paths in the event of link failures.

  • They originate the data that flows through the network.

Explicação

Questão 6 de 75

1

Which area of the network would a college IT staff most likely have to redesign as a direct result of many students bringing their own tablets and smartphones to school to access school resources?

Selecione uma ou mais das seguintes:

  • wireless WAN

  • wireless LAN

  • wired LAN

  • intranet

  • extranet

Explicação

Questão 7 de 75

1

What type of network must a home user access in order to do online shopping?

Selecione uma ou mais das seguintes:

  • a local area network

  • an extranet

  • the Internet

  • an intranet

Explicação

Questão 8 de 75

1

An employee at a branch office is creating a quote for a customer. In order to do this, the employee needs to access confidential pricing information from internal servers at the Head Office. What type of network would the employee access?

Selecione uma ou mais das seguintes:

  • an extranet

  • an intranet

  • the Internet

  • a local area network

Explicação

Questão 9 de 75

1

Which two connection options provide an always-on, high-bandwidth Internet connection to computers in a home office? (Choose two.)

Selecione uma ou mais das seguintes:

  • dial-up telephone

  • cable

  • satellite

  • DSL

  • cellular

Explicação

Questão 10 de 75

1

Which two Internet connection options do not require that physical cables be run to the building? (Choose two.)

Selecione uma ou mais das seguintes:

  • dedicated leased line

  • dialup

  • satellite

  • cellular

  • DSL

Explicação

Questão 11 de 75

1

Which term describes the state of a network when the demand on the network resources exceeds the available capacity?

Selecione uma ou mais das seguintes:

  • synchronization

  • optimization

  • convergence

  • congestion

Explicação

Questão 12 de 75

1

What type of network traffic requires QoS?

Selecione uma ou mais das seguintes:

  • wiki

  • email

  • on-line purchasing

  • video conferencing

Explicação

Questão 13 de 75

1

Which expression accurately defines the term bandwidth?

Selecione uma ou mais das seguintes:

  • a set of techniques to manage the utilization of network resources

  • a state where the demand on the network resources exceeds the available capacity

  • a method of limiting the impact of a hardware or software failure on the network

  • a measure of the data carrying capacity of the media

Explicação

Questão 14 de 75

1

A network administrator is implementing a policy that requires strong, complex passwords. Which data protection goal does this policy support?

Selecione uma ou mais das seguintes:

  • data redundancy

  • data quality

  • data integrity

  • data confidentiality

Explicação

Questão 15 de 75

1

Which statement describes a characteristic of cloud computing?

Selecione uma ou mais das seguintes:

  • Investment in new infrastructure is required in order to access the cloud.

  • Devices can connect to the Internet through existing electrical wiring.

  • A business can connect directly to the Internet without the use of an ISP.

  • Applications can be accessed over the Internet by individual users or businesses using any device, anywhere in the world.

Explicação

Questão 16 de 75

1

What is the Internet?

Selecione uma ou mais das seguintes:

  • It is a private network for an organization with LAN and WAN connections.

  • It provides network access for mobile devices.

  • It provides connections through interconnected global networks.

  • It is a network based on Ethernet technology.

Explicação

Questão 17 de 75

1

Which statement describes the use of powerline networking technology?

Selecione uma ou mais das seguintes:

  • A device connects to an existing home LAN using an adapter and an existing electrical outlet.

  • Wireless access points use powerline adapters to distribute data through the home LAN.

  • A home LAN is installed without the use of physical cabling.

  • New “smart” electrical cabling is used to extend an existing home LAN.

Explicação

Questão 18 de 75

1

What security violation would cause the most amount of damage to the life of a home user?

Selecione uma ou mais das seguintes:

  • capturing of personal data that leads to identity theft

  • spyware that leads to spam emails

  • replication of worms and viruses in your computer

  • denial of service to your email server

Explicação

Questão 19 de 75

1

A user is implementing security on a small office network. Which two actions would provide the minimum security requirements for this network? (Choose two.)

Selecione uma ou mais das seguintes:

  • implementing an intrusion detection system

  • adding a dedicated intrusion prevention device

  • installing antivirus software

  • installing a wireless network

  • implementing a firewall

Explicação

Questão 20 de 75

1

A __converged__ network is capable of delivering voice, video, text, and graphics over the same communication channels.

Selecione uma das opções:

  • VERDADEIRO
  • FALSO

Explicação

Questão 21 de 75

1

The acronym __byod__ refers to the policy that allows employees to use their personal devices in the business office to access the network and other resources.

Selecione uma das opções:

  • VERDADEIRO
  • FALSO

Explicação

Questão 22 de 75

1

Web pages that groups of people can edit and view together

Selecione uma ou mais das seguintes:

  • wiki

  • Social Media

  • instant messaging

  • podcast

Explicação

Questão 23 de 75

1

Interactive websites where people created and share user-generated content with friends and family

Selecione uma ou mais das seguintes:

  • Wiki

  • Social Media

  • Podcast

  • instant messaging

Explicação

Questão 24 de 75

1

real-time communication of between two or more people

Selecione uma ou mais das seguintes:

  • Wiki

  • Social Media

  • Instant Messaging

  • Podcast

Explicação

Questão 25 de 75

1

an audio-based medium that allows people to deliver their recordings to a wide audience

Selecione uma ou mais das seguintes:

  • Wiki

  • instant messaging

  • Social Media

  • Podcast

Explicação

Questão 26 de 75

1

Not suited for heavily wooded areas

Selecione uma ou mais das seguintes:

  • satellite

  • DSL

  • cable

  • dialup telephone

Explicação

Questão 27 de 75

1

typically has very low bandwidth

Selecione uma ou mais das seguintes:

  • satellite

  • DSL

  • cable

  • dialup telephone

Explicação

Questão 28 de 75

1

high bandwidth connection that runs over telephone line

Selecione uma ou mais das seguintes:

  • satellite

  • DSL

  • cable

  • dialup telephone

Explicação

Questão 29 de 75

1

uses coaxial cable as a medium

Selecione uma ou mais das seguintes:

  • cable

  • satellite

  • DSL

  • dialup telephone

Explicação

Questão 30 de 75

1

the assurance that the information has not been altered during transmission

Selecione uma ou mais das seguintes:

  • maintaining integrity

  • ensuring confidentiality

  • ensuring availability

Explicação

Questão 31 de 75

1

only the intended recipients can access and read the data

Selecione uma ou mais das seguintes:

  • maintaining integrity

  • ensuring availability

  • ensuring confidentiality

Explicação

Questão 32 de 75

1

the assurance of timely and reliable access to data

Selecione uma ou mais das seguintes:

  • ensuring confidentiality

  • ensuring availability

  • maintaining integrity

Explicação

Questão 33 de 75

1

Which networking trend involves the use of personal tools and devices for accessing resources on a business or campus network?

Selecione uma ou mais das seguintes:

  • video conferencing

  • cloud computing

  • powerline networking

  • BYOD

Explicação

Questão 34 de 75

1

What is a characteristic of a converged network?

Selecione uma ou mais das seguintes:

  • it delivers data, voice, and video over the same network infrastructure

  • A converged network requires a separate network infrastructure for each type of communication technology

  • it limits the impact of a failure by minimizing the number of devices affected

  • it provides only one path between the source and destination of a message

Explicação

Questão 35 de 75

1

What are two functions of intermediary devices on a network? (Choose two.)

Selecione uma ou mais das seguintes:

  • They filter the flow of data, based on security settings.

  • They direct data along alternate pathways when there is a link failure.

  • They form the interface between the human network and the underlying communication network.

  • They run applications that support collaboration for business.

  • They are the primary source and providers of information and services to end devices.

Explicação

Questão 36 de 75

1

What is the function of the kernel of an operating software?

Selecione uma ou mais das seguintes:

  • The kernel provisions hardware resources to meet software requirements.

  • It is an application that allows the initial configuration of a Cisco device.

  • The kernel links the hardware drivers with the underlying electronics of a computer.

  • It provides a user interface that allows users to request a specific task.

Explicação

Questão 37 de 75

1

A network administrator needs to keep the user ID, password, and session contents private when establishing remote CLI connectivity with a switch to manage it. Which access method should be chosen?

Selecione uma ou mais das seguintes:

  • Console

  • AUX

  • SSH

  • Telnet

Explicação

Questão 38 de 75

1

Which procedure is used to access a Cisco 2960 switch when performing an initial configuration in a secure environment?

Selecione uma ou mais das seguintes:

  • Use Secure Shell to remotely access the switch through the network.

  • Use the AUX port to locally access the switch from a serial or USB interface of the PC.

  • Use Telnet to remotely access the switch through the network.

  • Use the console port to locally access the switch from a serial or USB interface of the PC.

Explicação

Questão 39 de 75

1

Which command or key combination allows a user to return to the previous level in the command hierarchy?

Selecione uma ou mais das seguintes:

  • Ctrl-Z

  • exit

  • Ctrl-C

  • end

Explicação

Questão 40 de 75

1

A router has a valid operating system and a configuration file stored in NVRAM. The configuration file contains an enable secret password but no console password. When the router boots up, which mode will display?

Selecione uma ou mais das seguintes:

  • user EXEC mode

  • privileged EXEC mode

  • setup mode

  • global configuration mode

Explicação

Questão 41 de 75

1

Which two functions are provided to users by the context-sensitive help feature of the Cisco IOS CLI? (Choose two.)

Selecione uma ou mais das seguintes:

  • determining which option, keyword, or argument is available for the entered command

  • selecting the best command to accomplish a task

  • allowing the user to complete the remainder of an abbreviated command with the TAB key

  • displaying a list of all available commands within the current mode

  • providing an error message when a wrong command is submitted

Explicação

Questão 42 de 75

1

Which information does the show startup-config command display?

Selecione uma ou mais das seguintes:

  • the contents of the saved configuration file in the NVRAM

  • the contents of the current running configuration file in the RAM

  • the bootstrap program in the ROM

  • the IOS image copied into RAM

Explicação

Questão 43 de 75

1

Why is it important to configure a hostname on a device?

Selecione uma ou mais das seguintes:

  • to allow local access to the device through the console port

  • a hostname must be configured before any other parameters

  • a Cisco router or switch only begins to operate when its hostname is set

  • to identify the device during remote access (SSH or telnet)

Explicação

Questão 44 de 75

1

Which two host names follow the guidelines for naming conventions on Cisco IOS devices? (Choose two.)

Selecione uma ou mais das seguintes:

  • SwBranch799

  • HO Floor 17

  • Floor(15)

  • RM-3-Switch-2A4

  • Branch2!

Explicação

Questão 45 de 75

1

How does the service password-encryption command enhance password security on Cisco routers and switches?

Selecione uma ou mais das seguintes:

  • It requires that a user type encrypted passwords to gain console access to a router or switch.

  • It requires encrypted passwords to be used when connecting remotely to a router or switch with Telnet.

  • It encrypts passwords that are stored in router or switch configuration files.

  • It encrypts passwords as they are sent across the network.

Explicação

Questão 46 de 75

1

Refer to the exhibit. A network administrator is configuring the MOTD on switch SW1. What is the purpose of this command?

Selecione uma ou mais das seguintes:

  • to configure switch SW1 so that the message will display when a user enters the enable command

  • to force users of the Admin group to enter a password for authentication

  • to configure switch SW1 so that only the users in the Admin group can telnet into SW1

  • to display a message when a user accesses the switch

Explicação

Questão 47 de 75

1

While trying to solve a network issue, a technician made multiple changes to the current router configuration file. The changes did not solve the problem and were not saved. What action can the technician take to discard the changes and work with the file in NVRAM?

Selecione uma ou mais das seguintes:

  • Issue the reload command without saving the running configuration.

  • Delete the vlan.dat file and reboot the device.

  • Close and reopen the terminal emulation software.

  • Issue the copy startup-config running-config command.

Explicação

Questão 48 de 75

1

Which statement is true about the running configuration file in a Cisco IOS device?

Selecione uma ou mais das seguintes:

  • It should be deleted using the erase running-config command.

  • It is automatically saved when the router reboots.

  • It is stored in NVRAM.

  • It affects the operation of the device immediately when modified.

Explicação

Questão 49 de 75

1

What are two characteristics of RAM on a Cisco device? (Choose two.)

Selecione uma ou mais das seguintes:

  • RAM is able to store multiple versions of IOS and configuration files.

  • RAM is a component in Cisco switches but not in Cisco routers.

  • The contents of RAM are lost during a power cycle.

  • RAM provides nonvolatile storage.

  • The configuration that is actively running on the device is stored in RAM.

Explicação

Questão 50 de 75

1

Which interface allows remote management of a Layer 2 switch?

Selecione uma ou mais das seguintes:

  • the switch virtual interface

  • the first Ethernet port interface

  • the console port interface

  • the AUX interface

Explicação

Questão 51 de 75

1

Which interface is the default SVI on a Cisco switch?

Selecione uma ou mais das seguintes:

  • VLAN 1

  • VLAN 99

  • GigabitEthernet 0/1

  • FastEthernet 0/1

Explicação

Questão 52 de 75

1

Why would a Layer 2 switch need an IP address?

Selecione uma ou mais das seguintes:

  • to enable the switch to receive frames from attached PCs

  • to enable the switch to function as a default gateway

  • to enable the switch to send broadcast frames to attached PCs

  • to enable the switch to be managed remotely

Explicação

Questão 53 de 75

1

What command can be used on a Windows PC to see the IP configuration of that computer?

Selecione uma ou mais das seguintes:

  • ipconfig

  • show ip interface brief

  • show interfaces

  • ping

Explicação

Questão 54 de 75

1

A technician is adding a new PC to a LAN. After unpacking the components and making all the connections, the technician starts the PC. After the OS loads, the technician opens a browser, and verifies that the PC can reach the Internet. Why was the PC able to connect to the network with no additional configuration?

Selecione uma ou mais das seguintes:

  • The PC virtual interface is compatible with any network.

  • The PC used DNS to automatically receive IP addressing information from a server.

  • The PC came preconfigured with IP addressing information from the factory.

  • The PC does not require any additional information to function on the network.

  • The PC was preconfigured to use DHCP.

Explicação

Questão 55 de 75

1

What is a user trying to determine when issuing a ping 10.1.1.1 command on a PC?

Selecione uma ou mais das seguintes:

  • what type of device is at the destination

  • if there is connectivity with the destination device

  • the path that traffic will take to reach the destination

  • if the TCP/IP stack is functioning on the PC without putting traffic on the wire

Explicação

Questão 56 de 75

1

Refer to the exhibit. A network technician is testing connectivity in a new network. Based on the test results shown in the exhibit, which device does the technician have connectivity with and which device does the technician not have connectivity with? (Choose two.)

Selecione uma ou mais das seguintes:

  • no connectivity: switch 2

  • no connectivity: switch 1

  • connectivity: PC-B

  • connectivity: PC-D

  • connectivity: switch 2

  • no connectivity: PC-C

Explicação

Questão 57 de 75

1

Refer to the exhibit. What three facts can be determined from the viewable output of the show ip interface brief command? (Choose three.)

Selecione uma ou mais das seguintes:

  • The default SVI has been configured.

  • One device is attached to a physical interface.

  • The switch can be remotely managed.

  • Two physical interfaces have been configured.

  • Two devices are attached to the switch.

  • Passwords have been configured on the switch.

Explicação

Questão 58 de 75

1

What method can be used by two computers to ensure that packets are not dropped because too much data is being sent too quickly?

Selecione uma ou mais das seguintes:

  • access method

  • response timeout

  • encapsulation

  • flow control

Explicação

Questão 59 de 75

1

What type of communication will send a message to all devices on a local area network?

Selecione uma ou mais das seguintes:

  • broadcast

  • allcast

  • unicast

  • multicast

Explicação

Questão 60 de 75

1

What process is used to place one message inside another message for transfer from the source to the destination?

Selecione uma ou mais das seguintes:

  • encapsulation

  • decoding

  • access control

  • flow control

Explicação

Questão 61 de 75

1

A web client is sending a request for a webpage to a web server. From the perspective of the client, what is the correct order of the protocol stack that is used to prepare the request for transmission?

Selecione uma ou mais das seguintes:

  • HTTP, IP, TCP, Ethernet

  • HTTP, TCP, IP, Etherne

  • Ethernet, TCP, IP, HTTP

  • Ethernet, IP, TCP, HTTP

Explicação

Questão 62 de 75

1

Which statement is correct about network protocols?

Selecione uma ou mais das seguintes:

  • Network protocols define the type of hardware that is used and how it is mounted in racks.

  • They define how messages are exchanged between the source and the destination.

  • They all function in the network access layer of TCP/IP.

  • They are only required for exchange of messages between devices on remote networks.

Explicação

Questão 63 de 75

1

Which statement is true about the TCP/IP and OSI models?

Selecione uma ou mais das seguintes:

  • The TCP/IP transport layer and OSI Layer 4 provide similar services and functions.*

  • The TCP/IP network access layer has similar functions to the OSI network layer.

  • The OSI Layer 7 and the TCP/IP application layer provide identical functions.

  • The first three OSI layers describe general services that are also provided by the TCP/IP internet layer.

Explicação

Questão 64 de 75

1

What is an advantage of using standards to develop and implement protocols?

Selecione uma ou mais das seguintes:

  • A particular protocol can only be implemented by one manufacturer.

  • Products from different manufacturers can interoperate successfully.

  • Different manufacturers are free to apply different requirements when implementing a protocol.

  • Standards provide flexibility for manufacturers to create devices that comply with unique requirements.

Explicação

Questão 65 de 75

1

What three application layer protocols are part of the TCP/IP protocol suite? (Choose three.)

Selecione uma ou mais das seguintes:

  • ARP

  • DHCP

  • DNS

  • FTP

  • PPP

  • NAT

Explicação

Questão 66 de 75

1

What are proprietary protocols?

Selecione uma ou mais das seguintes:

  • protocols developed by private organizations to operate on any vendor hardware

  • protocols that can be freely used by any organization or vendor

  • protocols developed by organizations who have control over their definition and operation

  • a collection of protocols known as the TCP/IP protocol suite

Explicação

Questão 67 de 75

1

What is an advantage of network devices using open standard protocols?

Selecione uma ou mais das seguintes:

  • Network communications is confined to data transfers between devices from the same vendor.

  • Competition and innovation are limited to specific types of products.

  • Internet access can be controlled by a single ISP in each market.

  • A client host and a server running different operating systems can successfully exchange data.

Explicação

Questão 68 de 75

1

Refer to the exhibit. If Host1 were to transfer a file to the server, what layers of the TCP/IP model would be used?

Selecione uma ou mais das seguintes:

  • only application and Internet layers

  • application, session, transport, network, data link, and physical layers

  • only application, transport, network, data link, and physical layers

  • application, transport, Internet, and network access layers

  • only application, Internet, and network access layers

  • only Internet and network access layers

Explicação

Questão 69 de 75

1

Which three layers of the OSI model are comparable in function to the application layer of the TCP/IP model? (Choose three.)

Selecione uma ou mais das seguintes:

  • application

  • network

  • physical

  • data link

  • transport

  • session

  • presentation

Explicação

Questão 70 de 75

1

At which layer of the OSI model would a logical address be encapsulated?

Selecione uma ou mais das seguintes:

  • physical layer

  • transport layer

  • network layer

  • data link layer

Explicação

Questão 71 de 75

1

Which PDU format is used when bits are received from the network medium by the NIC of a host?

Selecione uma ou mais das seguintes:

  • file

  • segment

  • packet

  • frame

Explicação

Questão 72 de 75

1

Which PDU is processed when a host computer is de-encapsulating a message at the transport layer of the TCP/IP model?

Selecione uma ou mais das seguintes:

  • bits

  • segment

  • packet

  • frame

Explicação

Questão 73 de 75

1

Which address does a NIC use when deciding whether to accept a frame?

Selecione uma ou mais das seguintes:

  • destination MAC address

  • source Ethernet address

  • destination IP address

  • source MAC address

  • source IP address

Explicação

Questão 74 de 75

1

What will happen if the default gateway address is incorrectly configured on a host?

Selecione uma ou mais das seguintes:

  • The host cannot communicate with other hosts in the local network.

  • A ping from the host to 127.0.0.1 would not be successful.

  • The host cannot communicate with hosts in other networks.

  • The host will have to use ARP to determine the correct address of the default gateway.

  • The switch will not forward packets initiated by the host.

Explicação

Questão 75 de 75

1

Which characteristic describes the default gateway of a host computer?

Selecione uma ou mais das seguintes:

  • the physical address of the switch interface connected to the host computer

  • the logical address assigned to the switch interface connected to the router

  • the physical address of the router interface on the same network as the host computer

  • the logical address of the router interface on the same network as the host computer

Explicação