CCNA ch. 1

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

BYOD

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)

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

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

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

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

Interface

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

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

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

Which connection physically connects the end device to the network? -Port -NIC -Interface

NIC

With which type of policy, a router can manage the flow of data and voiée traffic, giving priority to voice communications if the network experiences congestion? -fault tolerance -Scalability -QOS -Security

QOS

When designers follow accepted standards and protocols, which of the four basic characteristics of network architecture is achieved? -fault tolerance -Scalability -QOS -Security

Scalability

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? -BYOD -IPS -ACL -VPN

VPN

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)

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

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

Wireless broadband

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

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

a farm in a rural area without wired broadband access

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

a router

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? -online collaboration -bring your own device -video conferencing -cloud computing

bring your own device

Which feature contains options such as Public, Private, Custom and Hybrid? -BYOD -Video communications -Cloud computing

cloud computing

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

extranet

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 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

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

physical topology

Which two devices are intermediary devices? (Choose two) - hosts - routers - servers - switches

routers switches

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

satellite cellular

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 -accessibility -reliabilitv -scalability

scalability

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 - zero-day attack - DoS attack - identity theft

spyware

How does BYOD change the way in which businesses implement networks? -BYOD provides flexibility in where and how users can access network resources. -BYOD devices are more expensive than devices that are purchased by an organization. -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.

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

It provides connections through interconnected global 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

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

Powerline

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

The internet

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

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

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

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

Confidentiality, integrity, and availability are requirements of which of the four basic characteristics of network architecture? -fault tolerance -Scalability - QoS -Security

security

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 -offers limited number of applications -easily overloaded with increased traffic -grows in size without impacting existing users

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