Check Your Knowledge Module 1-3 Flashcards
Which of the following is the name for all computers connected to a network that participate directly in network communication?
Hosts
When data is encoded as pulses of light, which media is being used to transmit the data?
Fiber-Optic Cable
Which connection physically connects the end device to the network?
NIC (Network Interface Card)
Which connections are specialized ports on a networking device that connect to individual networks?
Interface
Which type of network topology lets you see which end devices are connected to which intermediary devices and what media is being used?
Logical Topology
Which type of network topology lets you see the actual location of intermediary devices and cable installation?
Physical Topology
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?
LAN
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
Which network infrastructure provides access to other networks over a large geographical area, which is often owned and managed by a telecommunications service provider?
WAN
When designers follow accepted standards and protocols, which of the four basic characteristics of network architecture is achieved?
Scalability
Confidentiality, integrity, and availability are requirements of which of the four basic characteristics of network architecture?
Security
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?
QoS (Quality of Service)
Having multiple paths to a destination is known as redundancy. This is an example of which characteristic of network architecture?
Fault Tolerance
Which feature is a good conferencing tool to use with others who are located elsewhere in your city, or even in another country?
Video Communications
Which feature describes using personal tools to access information and communicate across a business or campus network?
BYOD (Bring Your Own Device)
Which feature contains options such as Public, Private, Custom and Hybrid?
Cloud Computing
Which feature is being used when connecting a device to the network using an electrical outlet?
Powerline
Which feature uses the same cellular technology as a smartphone?
Wireless Broadband
Which attack slows down or crashes equipment and programs?
Denial of Service (DoS)
Which option creates a secure connection for remote workers?
Virtual Private Network (VPN)
Which option blocks unauthorized access to your network?
Firewall
Which option describes a network attack that occurs on the first day that a vulnerability becomes known?
Zero-Day or Zero-Hour
Which option describes malicious code running on user devices?
Virus, Worm, or Trojan Horse
Which access method would be most appropriate if you were in the equipment room with a new switch that needs to be configured?
Console
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
Which access method would be the most appropriate in-band access to the IOS over a network connection?
Telnet/SSH
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?
AUX
Which IOS mode allows access to all commands and features?
Privileged EXEC mode
Which IOS mode are you in if the “Switch(config)#” prompt is displayed?
Global Configuration Mode
Which IOS mode are you in if the “Switch>” prompt is displayed?
User EXEC Mode
What is the command to assign the name “Sw-Floor-2” to a switch?
HOSTNAME ‘sw-floor-2’
How is the privileged EXEC mode access secured on a switch?
Enable secret class
Which command enables password authentication for user EXEC mode access on a switch?
Login
Which command encrypts all plaintext passwords access on a switch?
Service Password-Encryption
Which is the command to configure a banner to be displayed when connecting to a switch?
Banner MOTD $Keep Out$
What is the structure of an IPv4 address called?
Dotted-Decimal Format
How is an IPv4 address represented?
Four decimal numbers between 0 and 255 separated by periods
What type of interface has no physical port associated with it?
Switch Virtual Interface (SVI)
What is the process of converting information into the proper form for transmission?
Encoding
Which step of the communication process is concerned with properly identifying the address of the sender and receiver?
Formatting
Which delivery method is used to transmit information to one or more end devices, but not all devices on the network?
Multicast
BGP and OSPF are examples of which type of protocol?
Routing
What is the purpose of the sequencing function in network communication?
To uniquely label transmitted segments of data for proper reassembly by the receiver
This protocol is responsible for guaranteeing the reliable delivery of information.
TCP
UDP and TCP belong to which layer of the TCP/IP protocol?
Transport
Which protocol operates at the network access layer of the TCP/IP model?
Ethernet
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?
IP at the internet layer
True or false. Standards organizations are usually vendor-neutral.
True
This standards organization is concerned with the Request for Comments (RFC) documents that specify new protocols and update existing ones.
Internet Engineering Task Force (IETF)
This standards organization is responsible for IP address allocation and domain name management.
Internet Assigned Numbers Authority (IANA)
What types of standards are developed by the Electronics Industries Alliance (EIA)?
Electric wiring and connectors
What is the process of dividing a large data stream into smaller pieces prior to transmission?
Segmentation
What is the PDU associated with the transport layer?
Segment
Which protocol stack layer encapsulates data into frames?
Data link
What is the name of the process of adding protocol information to data as it moves down the protocol stack?
Encapsulation
True or false? Frames exchanged between devices in different IP networks must be forwarded to a default gateway.
True
True or false? The right-most part of an IP address is used to identify the network that a device belongs to.
False
What is used to determine the network portion of an IPv4 address?
Subnet Mask
What is the order of the two addresses in the data link frame?
Destination MAC, Source MAC
True or False? Data Link addresses are physical so they never change in the data link frame from source to destination.
False
