Networking Basics Modules 1-7

(3.1 The Rules) Which delivery method is used to transmit information to one or more end devices, but not all devices on the network? Unicast Multicast Broadcast

Multicast

(2.9 Module Quiz - Basic Switch and End Device Configuration) To what subnet does the IP address 10.1.100.50 belong if a subnet mask of 255.255.0.0 is used? 10.1.0.0 10.1.100.32 10.0.0.0 10.1.100.0

10.1.0.0

(1.10 Module Quiz - Networking Today) In which scenario would the use of a WISP be recommended? An internet cafe in a city Any home with multiple wireless devices A farm in a rural area without wired broadband access An apartment in a building with cable access to the internet

A farm in a rural area without wired broadband access

(3.1 The Rules) What is the process of converting information into the proper form for transmission? Formatting Encoding Encapsulation

Encoding

(3.3 Protocol Suites) Which protocol operates at the network access layer of the TCP/IP model? HTTP IP DNS Ethernet

Ethernet

(1.10 Module Quiz - Networking Today) Which term refers to a network that provides secure access to the corporate offices by suppliers, customers and collaborators? Internet Intranet Extranet Extendednet

Extranet

(1.4 Common Types of Networks) 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? Extranet Intranet LAN WAN

Extranet

(3.7 Data Access) True or False? Data Link addresses are physical so they never change in the data link frame from source to destination. True False

False

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

False

(1.2 Network Components) When data is encoded as pulses of light, which media is being used to transmit the data? Wireless Fiber-optic cable Copper cable

Fiber-optic cable

(1.8 Network Security) Which option blocks unauthorized access to your network? Firewall Virus, worm, or Trojan horse Zero-day or Zero-hour Virtual Private Network (VPN) Denial of Service (DoS)

Firewall

(3.1 The Rules) Which three are components of message timing? (Choose three.) Flow control Sequence numbers Access method Retransmit time Response timeout

Flow control Access method Response timeout

(3.1 The Rules) Which step of the communication process is concerned with properly identifying the address of the sender and receiver? Formatting Encoding Encapsulation

Formatting

(2.6 Ports and Addresses) How is an IPv4 address represented? Four binary numbers between 0 and 1 separated by colons Four decimal numbers between 0 and 255 separated by periods Thirty-two hexadecimal numbers separated by colons Thirty-two hexadecimal numbers separated by periods

Four decimal numbers between 0 and 255 separated by periods

(2.2 IOS Navigation) Which IOS mode are you in if the Switch(config)# prompt is displayed? Global configuration mode Interface subconfiguration mode Line console subconfiguration mode Privileged EXEC mode User EXEC mode

Global configuration mode

(1.2 Network Components) Which of the following is the name for all computers connected to a network that participate directly in network communication? Servers Intermediary devices Hosts Media

Hosts

(3.3 Protocol Suites) Which of the following are protocols that provide feedback from the destination host to the source host regarding errors in packet delivery? (Choose two.) IPv4 TCP ICMPv4 IPv6 UDP ICMPv6

ICMPv4 ICMPv6

(3.3 Protocol Suites) A device receives a data link frame with data and processes and removes the Ethernet information. What information would be the next to be processed by the receiving device? HTTP at the application layer HTML at the application layer IP at the internet layer UDP at the internet layer TCP at the transport layer

IP at the internet layer

(1.3 Network Representations and Topologies) Which connections are specialized ports on a networking device that connect to individual networks? Port NIC Interface

Interface

(3.4 Standards Organizations) This standards organization is responsible for IP address allocation and domain name management. Internet Society (ISOC) Internet Engineering Task Force (IETF) Internet Architecture Board (IAB) Internet Assigned Numbers Authority (IANA)

Internet Assigned Numbers Authority (IANA)

(3.4 Standards Organizations) This standards organization is concerned with the Request for Comments (RFC) documents that specify new protocols and update existing ones. Internet Society (ISOC) Internet Engineering Task Force (IETF) Internet Architecture Board (IAB) Internet Research Task Force (IRTF)

Internet Engineering Task Force (IETF)

(1.10 Module Quiz - Networking Today) What is the Internet? It provides network access for mobile devices It provides connections through interconnected global networks It is a network based on Ethernet technology It is a private network for an organization with LAN and WAN connections

It provides connections through interconnected global networks

(1.4 Common Types of Networks) Which network infrastructure provides access to users and end devices in a small geographical area, which is typically a network in a department in an enterprise, a home, or small business? Extranet Intranet LAN WAN

LAN

(1.3 Network Representations and Topologies) Which type of network topology lets you see which end devices are connected to which intermediary devices and what media is being used? Physical topology Logical topology

Logical topology

(1.3 Network Representations and Topologies) Which type of network topology lets you see the actual location of intermediary devices and cable installation? Physical topology Logical topology

Physical topology

(1.7 Network Trends) Which feature is being used when connecting a device to the network using an electrical outlet? Smart home technology Powerline Wireless Broadband

Powerline

(1.2 Network Components) Which two devices are intermediary devices? (Choose two) Hosts Routers Servers Switches

Routers Switches

(3.2 Protocols) BGP and OSPF are examples of which type of protocol? network communication network security routing service discovery

routing

(2.4 Basic Device Configuration) Which command encrypts all plaintext passwords access on a switch? enable secret login secret service password-encryption

service password-encryption

(3.3 Protocol Suites) UDP and TCP belong to which layer of the TCP/IP protocol? application transport internet network access

transport

(3.3 Protocol Suites) Which services are provided by the internet layer of the TCP/IP protocol suite? (Choose three.) File Transfer Address Resolution Routing Protocols Messaging Ethernet Internet Protocol

Routing Protocols Messaging Internet Protocol

(1.10 Module Quiz - Networking Today) Which two Internet connection options do not require that physical cables be run to the building? (Choose two.) DSL Dialup Dedicated leased line Satellite Cellular

Satellite Cellular

(1.10 Module Quiz - Networking Today) What characteristic of a network enables it to quickly grow to support new users and applications without impacting the performance of the service being delivered to existing users? Quality of Service (QoS) Accessibility Reliability Scalability

Scalability

(1.6 Reliable Networks) When designers follow accepted standards and protocols, which of the four basic characteristics of network architecture is achieved? Fault tolerance Scalability QoS Security

Scalability

(1.6 Reliable Networks) Confidentiality, integrity, and availability are requirements of which of the four basic characteristics of network architecture? Fault tolerance Scalability QoS Security

Security

(3.6 Data Encapsulation) What is the PDU associated with the transport layer? segment packet bits frame

Segment

(3.6 Data Encapsulation) What is the process of dividing a large data stream into smaller pieces prior to transmission? sequencing duplexing multiplexing segmentation

Segmentation

(1.10 Module Quiz - Networking Today) During a routine inspection, a technician discovered that software that was installed on a computer was secretly collecting data about websites that were visited by users of the computer. Which type of threat is affecting this computer? Zero-day attack Identity theft DoS attack Spyware

Spyware

(3.7 Data Access) What is used to determine the network portion of an IPv4 address? subnet mask MAC address right-most part of the IP address left-most part of the MAC address

Subnet mask

(2.6 Ports and Addresses) What type of interface has no physical port associated with it? Console Ethernet Serial Switch Virtual Interface (SVI)

Switch Virtual Interface (SVI)

(2.4 Basic Device Configuration) What is the command to assign the name "Sw-Floor-2" to a switch? hostname Sw-Floor-2 host name Sw-Floor-2 name Sw-Floor-2

hostname Sw-Floor-2

(2.4 Basic Device Configuration) Which command enables password authentication for user EXEC mode access on a switch? enable secret login secret service password-encryption

login

(2.9 Module Quiz - Basic Switch and End Device Configuration) Which type of access is secured on a Cisco router or switch with the enable secret command? AUX port virtual terminal privileged EXEC console line

privileged EXEC

(1.10 Module Quiz - Networking Today) Which device performs the function of determining the path that messages should take through internetworks? A firewall A DSL modem A web server A router

A router

(2.1 Cisco IOS Access) Which access method would be the most appropriate if you call your manager to tell him you cannot access your router in another city over the internet and he provides you with the information to access the router through a telephone connection? Console Telnet/SSH Aux

Aux

(1.7 Network Trends) Which feature describes using personal tools to access information and communicate across a business or campus network? BYOD Video communications Cloud computing

BYOD

(1.10 Module Quiz - Networking Today) How does BYOD change the way in which businesses implement networks?​ BYOD devices are more expensive than devices that are purchased by an organization BYOD provides flexibility in where and how users can access network resources BYOD requires organizations to purchase laptops rather than desktops BYOD users are responsible for their own network security, thus reducing the need for organizational security policies

BYOD provides flexibility in where and how users can access network resources

(1.10 Module Quiz - Networking Today) A large corporation has modified its network to allow users to access network resources from their personal laptops and smart phones. Which networking trend does this describe? Cloud Computing Online Collaboration Bring Your Own Device (BYOD) Video Conferencing

Bring Your Own Device (BYOD)

(3.8 Module Quiz - Protocols and Models) What type of communication will send a message to all devices on a local area network? unicast allcast broadcast multicast

Broadcast

(2.2 IOS Navigation) Which two commands would return you to the privileged EXEC prompt regardless of the configuration mode you are in? (Choose two.) CTRL+Z disable enable end exit

CTRL+Z end

(1.7 Network Trends) Which feature contains options such as Public, Private, Custom and Hybrid? BYOD Video communications Cloud computing

Cloud computing

(2.1 Cisco IOS Access) Which access method would be most appropriate if you were in the equipment room with a new switch that needs to be configured? Console Telnet/SSH Aux

Console

(2.1 Cisco IOS Access) 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? Console Telnet/SSH Aux

Console

(3.2 Protocols) Which two protocols are service discovery protocols? (Choose two.) DNS TCP SSH DHCP

DNS DHCP

(3.3 Protocol Suites) Which two protocols belong in the TCP/IP model application layer? EIGRP DNS OSPF ICMP DHCP

DNS DHCP

(3.6 Data Encapsulation) Which protocol stack layer encapsulates data into frames? data link transport network application

Data link

(1.8 Network Security) Which attack slows down or crashes equipment and programs? Firewall Virus, worm, or Trojan horse Zero-day or Zero-hour Virtual Private Network (VPN) Denial of Service (DoS)

Denial of Service (DoS)

(2.6 Ports and Addresses) What is the structure of an IPv4 address called? Dotted-binary format Dotted-decimal format Dotted-hexadecimal format

Dotted-decimal format

(3.4 Standards Organizations) What types of standards are developed by the Electronics Industries Alliance (EIA)? electric wiring and connectors radio equipment and cell towers video compression and broadband communications Voice over IP (VoIP) and satellite communications

Electric wiring and connectors

(3.6 Data Encapsulation) What is the name of the process of adding protocol information to data as it moves down the protocol stack? de-encapsulation sequencing segmentation encapsulation

Encapsulation

(1.10 Module Quiz - Networking Today) A college is building a new dormitory on its campus. Workers are digging in the ground to install a new water pipe for the dormitory. A worker accidentally damages a fiber optic cable that connects two of the existing dormitories to the campus data center. Although the cable has been cut, students in the dormitories only experience a very short interruption of network services. What characteristic of the network is shown here? Scalability Fault tolerance Integrity Quality of Service (QoS) Security

Fault tolerance

(1.6 Reliable Networks) Having multiple paths to a destination is known as redundancy. This is an example of which characteristic of network architecture? Fault tolerance Scalability QoS Security

Fault tolerance

(3.8 Module Quiz - Protocols and Models) Which three acronyms/initialisms represent standards organizations? (Choose three.) IANA TCP/IP OSI IEEE MAC IETF

IANA IEEE IETF

(2.9 Module Quiz - Basic Switch and End Device Configuration) Which statement is true about the running configuration file in a Cisco IOS device? It is automatically saved when the router reboots It affects the operation of the device immediately when modified It should be deleted using the erase running config command It is stored in the NVRAM

It affects the operation of the device immediately when modified

(2.9 Module Quiz - Basic Switch and End Device Configuration) What is the function of the shell in an OS? It provides the intrusion protection services for the device. It provides dedicated firewall services. It interacts with the device hardware. It interfaces between the users and the kernel.

It interfaces between the users and the kernel.

(1.10 Module Quiz - Networking Today) What is an ISP? 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 It is a protocol that establishes how computers within a local network communicate It is a standard body that develops cabling and wiring standards for networking

It is an organization that enables individuals and businesses to connect to the internet

(1.3 Network Representations and Topologies) Which connection physically connects the end device to the network? Port NIC Interface

NIC

(2.9 Module Quiz - Basic Switch and End Device Configuration) Which memory location on a Cisco router or switch stores the startup configuration file? ROM flash RAM NVRAM

NVRAM

(3.7 Data Access) Which of the following statements are true regarding network layer and data link layer addresses? (Choose three.) Data link layer addresses are logical and network layer addresses are physical. Network layer addresses are expressed as 12 hexadecimal digits and data link layer addresses are decimal. 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. Network layer addresses are either 32 or 128 bits in length. Data link layer addresses are 32 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. Network layer addresses are either 32 or 128 bits in length.

(2.9 Module Quiz - Basic Switch and End Device Configuration) An administrator has just changed the IP address of an interface on an IOS device. What else must be done in order to apply those changes to the device? Nothing must be done. Changes to the configuration on an IOS device take effect as soon as the command is typed correctly and the Enter key has been pressed. Copy the running configuration to the startup configuration file. Reload the device and type yes when prompted to save the configuration. Copy the information in the startup configuration file to the running configuration.

Nothing must be done. Changes to the configuration on an IOS device take effect as soon as the command is typed correctly and the Enter key has been pressed.

(2.9 Module Quiz - Basic Switch and End Device Configuration) Which two statements are true regarding the user EXEC mode? (Choose two.) All router commands are available. Only some aspects of the router configuration can be viewed. The device prompt for this mode ends with the ">" symbol. Interfaces and routing protocols can be configured. Global configuration mode can be accessed by entering the enable command.

Only some aspects of the router configuration can be viewed. The device prompt for this mode ends with the ">" symbol.

(2.2 IOS Navigation) Which IOS mode allows access to all commands and features? Global configuration mode Interface subconfiguration mode Line console subconfiguration mode Privileged EXEC mode User EXEC mode

Privileged EXEC mode

(1.6 Reliable Networks) 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 Scalability QoS Security

QoS

(2.9 Module Quiz - Basic Switch and End Device Configuration) Which memory location on a Cisco router or switch will lose all content when the device is restarted? flash NVRAM ROM RAM

RAM

(1.10 Module Quiz - Networking Today) What are two characteristics of a scalable network? (Choose two.) Suitable for modular devices that allow for expansion Is not as reliable as a small network Grows in size without impacting existing users Easily overloaded with increased traffic Offers limited number of applications

Suitable for modular devices that allow for expansion Grows in size without impacting existing users

(3.2 Protocols) This protocol is responsible for guaranteeing the reliable delivery of information. TCP IP HTTP Ethernet

TCP

(2.1 Cisco IOS Access) Which access method would be the most appropriate in-band access to the IOS over a network connection? Console Telnet/SSH Aux

Telnet/SSH

(1.10 Module Quiz - Networking Today) What type of network must a home user access in order to do online shopping? A Local Area Network (LAN) An extranet An intranet The internet

The internet

(1.10 Module Quiz - Networking Today) What are two functions of end devices on a network? (Choose two.) They originate the data that flows through the network They filter the flow of data to enhance security They are the interface between humans and the communication network They direct data over alternate paths in the event of link failures They provide the channel over which the network message travels

They originate the data that flows through the network They are the interface between humans and the communication network

(3.8 Module Quiz - Protocols and Models) In computer communication, what is the purpose of message encoding? to negotiate correct timing for successful communication to break large messages into smaller frames to convert information to the appropriate form for transmission to interpret information

To convert information to the appropriate form for transmission

(3.4 Standards Organizations) True or false. Standards organizations are usually vendor-neutral. True False

True

(3.7 Data Access) True or false? Frames exchanged between devices in different IP networks must be forwarded to a default gateway. True False

True

(2.2 IOS Navigation) Which IOS mode are you in if the Switch> prompt is displayed? Global configuration mode Interface subconfiguration mode Line console subconfiguration mode Privileged EXEC mode User EXEC mode

User EXEC mode

(2.9 Module Quiz - Basic Switch and End Device Configuration) What is the default SVI on a Cisco switch? VLAN999 VLAN1 VLAN100 VLAN99

VLAN1

(1.10 Module Quiz - Networking Today) An employee wants to access the network of the organization remotely, in the safest possible way. What network feature would allow an employee to gain secure remote access to a company network? IPS ACL VPN BYOD

VPN

(1.7 Network Trends) Which feature is a good conferencing tool to use with others who are located elsewhere in your city, or even in another country? BYOD Video communications Cloud computing

Video communications

(1.8 Network Security) Which option creates a secure connection for remote workers? Firewall Virus, worm, or Trojan horse Zero-day or Zero-hour Virtual Private Network (VPN) Denial of Service (DoS)

Virtual Private Network (VPN)

(1.8 Network Security) Which option describes malicious code running on user devices? Firewall Virus, worm, or Trojan horse Zero-day or Zero-hour Virtual Private Network (VPN) Denial of Service (DoS)

Virus, worm, or Trojan horse

(1.4 Common Types of Networks) Which network infrastructure provides access to other networks over a large geographical area, which is often owned and managed by a telecommunications service provider? Extranet Intranet LAN WAN

WAN

(1.7 Network Trends) Which feature uses the same cellular technology as a smartphone? Smart home technology Powerline Wireless broadband

Wireless broadband

(1.8 Network Security) Which option describes a network attack that occurs on the first day that a vulnerability becomes known? Firewall Virus, worm, or Trojan horse Zero-day or Zero-hour Virtual Private Network (VPN) Denial of Service (DoS)

Zero-day or Zero-hour

(2.9 Module Quiz - Basic Switch and End Device Configuration) Which functionality is provided by DHCP? end-to-end connectivity test automatic assignment of an IP address to each host remote switch management translation of IP addresses to domain names

automatic assignment of an IP address to each host

(2.4 Basic Device Configuration) Which is the command to configure a banner to be displayed when connecting to a switch? banner $ Keep out $ banner motd $ Keep out $ display $ Keep out $ login banner $ Keep out $

banner motd $ Keep out $

(3.7 Data Access) What is the order of the two addresses in the data link frame? source MAC, destination MAC destination MAC, source IP destination IP, source IP destination MAC, source MAC source IP, destination IP

destination MAC, source MAC

(2.9 Module Quiz - Basic Switch and End Device Configuration) Which two functions are provided to users by the context-sensitive help feature of the Cisco IOS CLI? (Choose two.) selecting the best command to accomplish a task determining which option, keyword, or argument is available for the entered command allowing the user to complete the remainder of an abbreviated command with the TAB key providing an error message when a wrong command is submitted displaying a list of all available commands within the current mode

determining which option, keyword, or argument is available for the entered command displaying a list of all available commands within the current mode

(2.4 Basic Device Configuration) How is the privileged EXEC mode access secured on a switch? enable class secret class enable secret class service password-encryption

enable secret class

(2.9 Module Quiz - Basic Switch and End Device Configuration) When a hostname is configured through the Cisco CLI, which three naming conventions are part of the guidelines? (Choose three.) the hostname should be written in all lower case characters the hostname should be fewer than 64 characters in length the hostname should end with a special character the hostname should contain no spaces the hostname should begin with a letter

the hostname should be fewer than 64 characters in length the hostname should contain no spaces the hostname should begin with a letter

(2.9 Module Quiz - Basic Switch and End Device Configuration) Why would a technician enter the command copy startup-config running-config? to remove all configurations from the switch to save an active configuration to NVRAM to make a changed configuration the new startup configuration to copy an existing configuration into RAM

to copy an existing configuration into RAM

(3.2 Protocols) What is the purpose of the sequencing function in network communication? to uniquely label transmitted segments of data for proper reassembly by the receiver to determine if data is corrupted during transmission to ensure data flows at an efficient rate between sender and receiver to guarantee delivery of data

to uniquely label transmitted segments of data for proper reassembly by the receiver

(2.9 Module Quiz - Basic Switch and End Device Configuration) A router 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 router boots up, which mode will display? privileged EXEC mode global configuration mode user EXEC mode setup mode

user EXEC mode