check-your-understanding / module quizzes

Question 1

Which of the following is the name for all computers connected to a network that participate directly in network communication?

Answer 1

Hosts

Question 2

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

Answer 2

Fiber-optic cable

Question 3

Which two devices are intermediary devices? (Choose two)

Answer 3

Routers, switches

Question 4

Which connection physically connects the end device to the network?

Answer 4

NIC

Question 5

Which connections are specialized ports on a networking device that connect to individual networks?

Answer 5

Interface

Question 6

Which type of network topology lets you see which end devices are connected to which intermediary devices and what media is being used?

Answer 6

logical topology

Question 7

Which type of network topology lets you see the actual location of intermediary devices and cable installation?

Answer 7

physical topology

Question 8

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?

Answer 8

LAN

Question 9

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?

Answer 9

Extranet

Question 10

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

Answer 10

WAN

Question 11

When designers follow accepted standards and protocols, which of the four basic characteristics of network architecture is achieved? (fault tolerance, scalability, QoS, security)

Answer 11

scalability

Question 12

Confidentiality, integrity, and availability are requirements of which of the four basic characteristics of network architecture? (fault tolerance, scalability, QoS, security)

Answer 12

security

Question 13

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)

Answer 13

QoS

Question 14

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)

Answer 14

fault tolerance

Question 15

Which feature is a good conferencing tool to use with others who are located elsewhere in your city, or even in another country?

Answer 15

video communications

Question 16

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

Answer 16

BYOD
Bring Your Own Device

Question 17

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

Answer 17

cloud computing

Question 18

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

Answer 18

powerline

Question 19

Which feature uses the same cellular technology as a smartphone?

Answer 19

wireless broadband

Question 20

Which attack slows down or crashes equipment and programs?

Answer 20

Denial of Service (DoS)

Question 21

Which option creates a secure connection for remote workers?

Answer 21

Virtual Private Network (VPN)

Question 22

Which option blocks unauthorized access to your network?

Answer 22

Firewall

Question 23

Which option describes a network attack that occurs on the first day that a vulnerability becomes known?

Answer 23

Zero-day or Zero-hour

Question 24

Which option describes malicious code running on user devices?

Answer 24

Virus, worm, or Trojan horse

Question 25

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?

Answer 25

spyware

Question 26

Which term refers to a network that provides secure access to the corporate offices by suppliers, customers and collaborators?

Answer 26

extranet

Question 27

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?

Answer 27

BYOD

Question 28

What is an ISP?

Answer 28

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