Formative 1

Identify the Intermediary device.

• telephone

• modem

• TV

• printer

The source or destination of a message transmitted over the network.

• Router

• Intermediary device

• End Device

• Switch

Which network infrastructure provides access to other networks over a large geographical area, which is often owned and managed by a telecommunications service provider?

• Intranet

• WAN

• LAN

• Extranet

These attacks slow or crash applications and processes on a network device.

• Denial of Service

• Spyware

• Identity Theft

• Virus

When data is encoded as pulses of light, which media is being used to transmit the data?

• UTP cable

• fiber-optic cable

• wireless

• coaxial cable

To save time, IOS commands may be partially entered and then completed by typing which key or key combination?

• Tab

• Ctrl-N

• Up Arrow

• Ctrl-P

Which is the command to configure a banner to be displayed when connecting to a switch?

• banner # Keep out #

• display # Keep out /

• banner motd # Keep out #

• login banner @ Keep out #

Which access method would be the most appropriate in-band access to the IOS over a network connection?

• HTTP

• Telnet/SSH

• Aux

• Console

Which IOS mode are you in if the Switch(config)# prompt is displayed?

• Global Configuration Mode

• Interface subconfiguration Mode

• User EXEC Mode

• Privileged EXEC Mode

Which interface allows remote management of a Layer 2 switch?

• the console port interface

• the AUX interface

• the switch virtual interface

• the first Ethernet port interface

Which of the following are protocols that provide feedback from the destination host to the source host regarding errors in packet delivery? (Choose two.)

• TCP

• ICMPv4

• ICMPv6

• IPv4

What is the process of dividing a large data stream into smaller pieces prior to transmission?

• duplexing

• sequencing

• multiplexing

• segmentation

True or false? The right-most part of an IP address is used to identify the network that a device belongs to.

Which of the following statements are true regarding network layer and data link layer addresses? (Choose three.)

• Network layer addresses are either 32 or 128 bits in length.

• Network layer addresses are logical and data link addresses are expressed as 12 hexadecimal digits.

• Data link layer addresses are physical and network layer addresses are logical.

• Data link layer addresses are logical and network layer addresses are physical.

Which delivery method is used to transmit information to a single device?

• Unicast

• Anycast

• Multicast

• Broadcast

Which type of UTP cable is used to connect a PC to a switch port?

• console

• straight-through

• rollover

• crossover

Which characteristic describes crosstalk?

• the loss of wireless signal over excessive distance from the access point

• the distortion of the network signal from fluorescent lighting

• the weakening of the network signal over long cable lengths

• the distortion of the transmitted messages from signals carried in adjacent wires

What is a characteristic of UTP cabling?

• cancellation

• woven copper braid or metallic foil

• immunity to electrical hazards

• cladding

Which standards organization oversees development of wireless LAN standards?

• ISO

• IEEE

• IANA

• TIA

What type of cable is used to connect a workstation serial port to a Cisco router console port?

• coaxial

• rollover

• straight-through

• crossover

Which statement describes the half-duplex mode of data transmission?

• Data that is transmitted over the network flows in one direction to many different destinations simultaneously.

• Data that is transmitted over the network flows in both directions at the same time.

• Data that is transmitted over the network can only flow in one direction.

• Data that is transmitted over the network flows in one direction at a time.

What method is used to manage contention-based access on a wireless network?

• priority ordering

• token passing

• CSMA/CA

• CSMA/CD

Which is a function of the Logical Link Control (LLC) sublayer?

• to identify which network layer protocol is being used

• to accept segments and package them into data units that are called packets

• to provide data link layer addressing

• to define the media access processes that are performed by the hardware

Which feature uses the same cellular technology as a smart phone?

• Video Communications

• Wireless Broadband

• Powerline

• BYOD

Assures users that the information has not been altered in transmission, from origin to destination.

• Authentication

• Availability

• Confidentiality

• Integrity

Which option describes malicious code running on user devices?

• Firewall

• Zero day or Zero hour

• Virtual Private Network

• Virus, worm or Trojan Horse

Which attack slows down or crashes equipment and programs?

• Virus, worm or Trojan Horse

• Denial of Service

• Firewall

• Zero day or Zero hour

What is the command to assign the name "Switch-1-Floor" to a switch?

• hostname Switch-1-Floor

• host name Switch-1-Floor

• host Switch-1-Floor

• name Switch-1-Floor

From the privileged EXEC mode, access the global configuration mode by entering what command?

• configure terminal

• line console 0

• secret

• enable

What is the correct format for IPv4 address?

192:168:1:4

192.168.0.1

aa.ab.cd.af

AB-CD-EF-10

The user interface that allows users to request specific tasks from the computer. These requests can be made either through the CLI or GUI interfaces.

• Hardware

• Shell

• Software

• Kernel

Which is the command to configure a banner to be displayed when connecting to a switch?

• banner # Warning #

• banner motd # Warning #

• display # Warning #

• login banner # Warning #

Which two protocols belong in the TCP/IP model application layer?

• OSPF

• DHCP

• EIGRP

• DNS

Which delivery method is used to transmit information to all devices?

• Multicast

• Broadcast

• Unicast

• Anycast

What is the name of the process of adding protocol information to data as it moves down the protocol stack?

• encapsulation

• de-encapsulation

• segmentation

• sequencing

What is the definition of bandwidth?

• the measure of usable data transferred over a given period of time

• the amount of data that can flow from one place to another in a given amount of time

• the speed at which bits travel on the network

• the measure of the transfer of bits across the media over a given period of time

What is the purpose of the OSI physical layer?

• controlling access to media

• transmitting bits across the local media

• performing error detection on received frames d. exchanging frames between nodes over physical network media

What is indicated by the term throughput?

• the measure of the usable data transferred across the media

• the guaranteed data transfer rate offered by an ISP

• the measure of the bits transferred across the media over a given period of time

• the capacity of a particular medium to carry data

Why are two strands of fiber used for a single fiber optic connection?

• They prevent crosstalk from causing interference on the connection.

• They increase the speed at which the data can travel.

• They allow for full-duplex connectivity.

• The two strands allow the data to travel for longer distances without degrading.

What is one advantage of using fiber optic cabling rather than copper cabling?

• It is usually cheaper than copper cabling.

• It is able to be installed around sharp bends.

• It is easier to terminate and install than copper cabling.

• It is able to carry signals much farther than copper cabling.

What are two services performed by the data link layer of the OSI model? (Choose two.)

• It determines the path to forward packets.

• It accepts Layer 3 packets and encapsulates them into frames.

• It encrypts data packets.

• It provides media access control and performs error detection.

What identifier is used at the data link layer to uniquely identify an Ethernet device?

• IP address

• sequence number

• MAC address

• TCP port number

What attribute of a NIC would place it at the data link layer of the OSI model?

• IP address

• attached Ethernet cable

• RJ-45 port

• MAC address

Which two engineering organizations define open standards and protocols that apply to the data link layer? (Choose two.)

• International Organization for Standardization (ISO)

• Internet Assigned Numbers Authority (IANA)

• International Telecommunication Union (ITU)

• Electronic Industries Alliance (EIA)

An inexpensive option that uses any phone line and a modem and has low bandwidth

• Cable

• DSL

• Dial Up

• Satellite

Means that only the intended and authorized recipients can access and read data.

• Integrity

• Availability

• Authentication

• Confidentiality

Which feature contains options such as Public, Private, Custom and Hybrid?

• BYOD

• Smart Home Technology

• Cloud Computing

• Video Communications

Which access method would be most appropriate if your manager gave you a special cable and told you to use it to configure the switch?

• Aux

• Console

• Telnet

• SSH

Which is the command to configure a banner to be displayed when connecting to a switch?

• banner motd # Keep out #

• banner # Keep out #

• login banner # Keep out #

• display # Keep out #

What is the command to assign the name "Sw-Floor-2" to a switch?

• name Sw-Floor-2

• hostname Sw-Floor-2

• host Sw-Floor-2

• host name Sw-Floor-2

Which protocol stack layer encapsulates data into frames?

• transport

• network

• application

• data link

This standards organization is concerned with the Request for Comments (RFC) documents that specify new protocols and update existing ones. Acronym

• Internet Research Task Force (IRTF)

• Internet Architecture Board (IAB)

• Internet Society (ISOC)

• Internet Engineering Task Force (IETF)

What is used to determine the network portion of an IPv4 address?

• MAC address

• subnet mask

• right-most part of the IP address

• left-most part of the MAC address

UDP and TCP belong to which layer of the TCP/IP protocol?

• network access

• application

• internet

• transport

A network administrator is designing a new network infrastructure that includes both wired and wireless connectivity. Under which situation would a wireless connection be recommended?

• The end-user device requires a dedicated connection because of performance requirements.

• The end-user device needs mobility when connecting to the network.

• The end-user device area has a high concentration of RFI.

• The end-user device only has an Ethernet NIC.

Which layer of the OSI model is responsible for specifying the encapsulation method used for specific types of media?

• transport

• physical

• application

• data link

Which is a function of the Logical Link Control (LLC) sublayer?

• to provide data link layer addressing

• to define the media access processes that are performed by the hardware

• to accept segments and package them into data units that are called packets

• to identify which network layer protocol is being used

What does a router do after de-encapsulating a received frame?

• determines the best path

• de-encapsulates the frame

• re-encapsulates the packet into a new frame

• forwards the new frame onto the network medium

Which feature is being used when connecting a device to the network using an electrical outlet?

• Video Communications

• Smart Home Technology

• BYOD

• Powerline

With which type of policy, a router can manage the flow of data and voice traffic, giving priority to voice communications if the network experiences congestion?

• Fault Tolerance

• Security

• Scalability

• Quality of Service (QoS)

Which network infrastructure might an organization use to provide secure and safe access to individuals who work for a different organization but require access to the organization's data?

• Intranet

• WAN

• LAN

• Extranet

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

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

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

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

• privileged EXEC mode

• global configuration mode

• setup mode

• user EXEC mode

Communicates between the hardware and software of a computer and manages how hardware resources are used to meet software requirements.

• Software

• Hardware

• Shell

• Kernel

What privileged EXEC mode command will you use to show the current configurations that you made?

• show latest-config

• show startup-config

• show bootup-config

• show running-config

Which delivery method is used to transmit information to one or more end devices, but not all devices on the network?

• Unicast

• Broadcast

• Anycast

• Multicast

What is the process of converting information into the proper form for transmission?

• Decoding

• Formatting

• Encapsulation

• Encoding

Which protocol operates at the network access layer of the TCP/IP model?

• IP

• Ethernet

• HTTP

• DNS

• Next

What is the PDU associated with the transport layer?

• bits

• segment

• packet

• frame

Which two protocols are service discovery protocols? (Choose two.)

• SSH

• TCP

• DNS

• DHCP

Which characteristic describes crosstalk?

• the distortion of the network signal from fluorescent lighting

• the distortion of the transmitted messages from signals carried in adjacent wires

• the loss of wireless signal over excessive distance from the access point

• the weakening of the network signal over long cable lengths

A network administrator is troubleshooting connectivity issues on a server. Using a tester, the administrator notices that the signals generated by the server NIC are distorted and not usable. In which layer of the OSI model is the error categorized?

• data link layer

• presentation layer

• network layer

• physical layer

What is true concerning physical and logical topologies?

• Logical topologies refer to how a network transfers data between devices.

• Physical topologies are concerned with how a network transfers frames.

• Physical topologies display the IP addressing scheme of each network.

• The logical topology is always the same as the physical topology.

A technician has been asked to develop a physical topology for a network that provides a high level of redundancy. Which physical topology requires that every node is attached to every other node on the network?

• mesh

• hierarchical

• bus

• ring

What are the two sublayers of the OSI model data link layer? (Choose two.)

• MAC

• internet

• physical

• LLC

Identify the end device.

• hub

• smart phone

• switch

• router

Which option creates a secure connection for remote workers?

• Firewall

• Virus, worm or Trojan Horse

• Virtual Private Network

• Zero day or Zero hour

Typically offered by cable television service providers, the internet data signal transmits on the same cable that delivers cable television. It provides a high bandwidth, high availability, and an always-on connection to the internet.

• Satellite

• Cable

• DSL

• Cellular

Which feature describes using personal tools to access information and communicate across a business or campus network?

1. Video Communications

2. Cloud Computing

3. BYOD

4. Smart Home Technology

Which IOS mode are you in if the Switch> prompt is displayed?

• Global Configuration Mode

• User EXEC Mode

• Interface subconfiguration Mode

• Privileged EXEC Mode

This is a specific parameter defined in the operating system

• argument

• syntax

• code

• keyword

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

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

• 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.

What types of standards are developed by the Electronics Industries Alliance (EIA)?

• electric wiring and connectors

• video compression and broadband communications

• radio equipment and cell towers

• Voice over IP (VoIP) and satellite communications

Which procedure is used to reduce the effect of crosstalk in copper cables?

• twisting opposing circuit wire pairs together

• wrapping the bundle of wires with metallic shielding

• designing a cable infrastructure to avoid crosstalk interference

• requiring proper grounding connections

Although CSMA/CD is still a feature of Ethernet, why is it no longer necessary?

• the use of CSMA/CA

• the use of full-duplex capable Layer 2 switches

• the development of half-duplex switch operation

• the virtually unlimited availability of IPv6 addresses

This type of Internet connection is use in areas that would otherwise have no internet connectivity at all.

• DSL

• Cellular

• Cable

• Satellite

Provide high bandwidth, high availability, and an always-on connection to the internet and runs over a telephone line.

• Satellite

• Cable

• DSL

• Cellular

What is the disadvantages of peer-to-peer networking

• Easy to set up

• No centralized administration

• Less complex

• Less complex

This attack captures private information from an organization's network.

• Identity Theft

• Denial of Service

• Data interception and theft

• Virus

Which device acts as a gateway to allow hosts to send traffic to remote IP networks?

• local switch

• local router

• DNS server

• DHCP server

Which IOS mode are you in if the Switch(config)# prompt is displayed?

• Privileged EXEC Mode

• Global Configuration Mode

• User EXEC Mode

• Interface subconfiguration Mode

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

• 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.

What is the structure of an IPv4 address called?

• dotted-decimal format

• dotted-hexadecimal format
  b.dotted-octal format

To move from user EXEC mode to privileged EXEC mode, What command should you use?

• secret

• configure terminal

• enable

• line console 0

This protocol is responsible for guaranteeing the reliable delivery of information.

• IP

• HTTP

• TCP

• Ethernet

Which services are provided by the internet layer of the TCP/IP protocol suite? (Choose three.)

• Routing Protocols

• Internet Protocol

• File Transfer

• Messaging

Which statement correctly describes frame encoding?

• It transmits data signals along with a clock signal which occurs at evenly spaced time durations.

• It converts bits into a predefined code in order to provide a predictable pattern to help distinguish data bits from control bits.

• It generates the electrical, optical, or wireless signals that represent the binary numbers of the frame.

• It uses the characteristic of one wave to modify another wave.

These are types of software which are installed on a user's device. The software then secretly collects information about the user.

• Virtual Private Network

• Zero day or Zero hour

• Firewall

• Spyware and Adware

Identify the end device.

• router

• switch

• laptop

• hub

Reserved circuits within the service provider's network that connect geographically separated offices for private voice and/or data networking. The circuits are rented at a monthly or yearly rate

• Satellite

• Metro Ethernet

• Dedicated Leased Line

• Business DSL