Module 1: Networking Today

b. NIC

Which connection physically connects the end device to the network? a. Port b. NIC c. Interface

b. routers d. switches

Which two devices are intermediary devices? (Choose two) a. hosts b. routers c. servers d. switches

d. spyware

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? a. DoS attack​ b. zero-day attack c. identity theft d. spyware

b. fault tolerance

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? a. security b. fault tolerance c. quality of service (QoS) d. scalability e. integrity

a. bring your own device

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? a. bring your own device b. video conferencing c. cloud computing d. online collaboration

d. VPN

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? a. ACL b. BYOD c. IPS d. VPN

d. Security

Confidentiality, integrity, and availability are requirements of which of the four basic characteristics of network architecture? a. fault tolerance b. Scalability c. QoS d. Security

a. fault tolerance

Having multiple paths to a destination is known as redundancy. This is an example of which characteristic of network architecture? a. fault tolerance b. Scalability c. QoS d. Security

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

How does BYOD change the way in which businesses implement networks?​ a. BYOD provides flexibility in where and how users can access network resources. b. BYOD users are responsible for their own network security, thus reducing the need for organizational security policies. c. BYOD requires organizations to purchase laptops rather than desktops. d. BYOD devices are more expensive than devices that are purchased by an organization.

c. a farm in a rural area without wired broadband access

In which scenario would the use of a WISP be recommended? a. an Internet cafe in a city b. any home with multiple wireless devices c. a farm in a rural area without wired broadband access d. an apartment in a building with cable access to the Internet

b. grows in size without impacting existing users d. suitable for modular devices that allow for expansion

What are two characteristics of a scalable network? (Choose two.) a. is not as reliable as a small network b. grows in size without impacting existing users c. easily overloaded with increased traffic d. suitable for modular devices that allow for expansion e. offers limited number of applications

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

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

b. scalability

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? a. quality of service b. scalability c. accessibility d. reliability

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

What is an ISP? a. It is a standards body that develops cabling and wiring standards for networking. b. It is a networking device that combines the functionality of several different networking devices in one. c. It is an organization that enables individuals and businesses to connect to the Internet. d. It is a protocol that establishes how computers within a local network communicate.

b. It provides connections through interconnected global networks.

What is the Internet? a. It is a private network for an organization with LAN and WAN connections. b. It provides connections through interconnected global networks. c. It provides network access for mobile devices. d. It is a network based on Ethernet technology.

d. the Internet

What type of network must a home user access in order to do online shopping? a. a local area network b. an extranet c. an intranet d. the Internet

b. Fiber-optic cable

When data is encoded as pulses of light, which media is being used to transmit the data? a. wireless b. Fiber-optic cable c. copper cable

b. Scalability

When designers follow accepted standards and protocols, which of the four basic characteristics of network architecture is achieved? a. fault tolerance b. Scalability c. QoS d. Security

e. Denial of Service (DoS)

Which attack slows down or crashes equipment and programs? a. Firewall b. Virus, worm, or Trojan horse c. Zero-day or Zero-hour d. Virtual Private Network (VPN) e. Denial of Service (DoS)

c. Interface

Which connections are specialized ports on a networking device that connect to individual networks? a. Port b. NIC c. Interface

c. a router

Which device performs the function of determining the path that messages should take through internetworks? a. a web server b. a DSL modem c. a router d. a firewall

c. Cloud computing

Which feature contains options such as Public, Private, Custom and Hybrid? a. BYOD b. Video communications c. Cloud computing

a. BYOD

Which feature describes using personal tools to access information and communicate across a business or campus network? a. BYOD b. Video communications c. Cloud computing

b. Video communications

Which feature is a good conferencing tool to use with others who are located elsewhere in your city, or even in another country? a. BYOD b. Video communications c. Cloud computing

b. Powerline

Which feature is being used when connecting a device to the network using an electrical outlet? a. Smart home technology b. Powerline c. Wireless broadband

c. Wireless broadband

Which feature uses the same cellular technology as a smartphone? a. Smart home technology b. Powerline c. Wireless broadband

a. Extranet

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? a. Extranet b. Intranet c. LAN d. WAN

d. WAN

Which network infrastructure provides access to other networks over a large geographical area, which is often owned and managed by a telecommunications service provider? a. Extranet b. Intranet c. LAN d. WAN

c. LAN

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? a. Extranet b. Intranet c. LAN d. WAN

c. hosts

Which of the following is the name for all computers connected to a network that participate directly in network communication? a. servers b. intermediary devices c. hosts d. media

a. Firewall

Which option blocks unauthorized access to your network? a. Firewall b. Virus, worm, or Trojan horse c. Zero-day or Zero-hour d. Virtual Private Network (VPN) e. Denial of Service (DoS)

d. Virtual Private Network (VPN)

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

c. Zero-day or Zero-hour

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

b. Virus, worm, or Trojan horse

Which option describes malicious code running on user devices? a. Firewall b. Virus, worm, or Trojan horse c. Zero-day or Zero-hour d. Virtual Private Network (VPN) e. Denial of Service (DoS)

d. extranet

Which term refers to a network that provides secure access to the corporate offices by suppliers, customers and collaborators? a. intranet b. extendednet c. Internet d. extranet

c. satellite d. cellular

Which two Internet connection options do not require that physical cables be run to the building? (Choose two.) a. dialup b. dedicated leased line c. satellite d. cellular e. DSL

a. Physical topology

Which type of network topology lets you see the actual location of intermediary devices and cable installation? a. Physical topology b. Logical topology

b. Logical topology

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

c. QoS

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? a. fault tolerance b. Scalability c. QoS d. Security