check-your-understanding / module quizzes 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 two devices are intermediary devices? (Choose two)
Routers, switches
Which connection physically connects the end device to the network?
NIC
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? (fault tolerance, scalability, QoS, security)
scalability
Confidentiality, integrity, and availability are requirements of which of the four basic characteristics of network architecture? (fault tolerance, scalability, QoS, security)
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? (fault tolerance, scalability, QoS, security)
QoS
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
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
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?
spyware
Which term refers to a network that provides secure access to the corporate offices by suppliers, customers and collaborators?
extranet
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?
BYOD
What is an ISP?
It is an organization that enables individuals and businesses to connect to the Internet.
