IT Essentials 7.0 Chapter 5.3.2

Which technology uses existing electrical wiring to connect devices to a network?

• 802.11

• Ethernet over Power

• IPS

• Z-Wave

A technician is searching through a storage locker and finds an access point. What is the purpose of this device?

• It uses radio waves to provide network access to wireless devices.

• It is a device that allows a network administrator to manage many remote networking devices from a central location.

• It connects the network of a user to the digital infrastructure of a phone company, providing always-on service.

• It connects a home or business network to a company that provides internet connectivity as well as television signals. It connects a home or business network to a company that provides internet connectivity as well as television signals.

A technician is searching through a storage locker and finds a DSL modem. What is the purpose of this device?

• It connects the network of a user to the digital infrastructure of a phone company, providing always-on service.

• It is a device that allows a network administrator to manage many remote networking devices from a central location.

• It connects a home or business network to a company that provides internet connectivity as well as television signals.

• It is a device that uses existing electrical wiring to connect devices and sends data using specific frequencies

A technician is searching through a storage locker and finds a cloud-based network controller. What is the purpose of this device?

• It is a device that allows a network administrator to manage many remote networking devices from a central location.

• It connects the network of a user to the digital infrastructure of a phone company, providing always-on service.

• It is a device that can be inserted in the middle of a cable run to add power.

• It transfers small amounts of DC current over Ethernet cables to power low voltage devices such as wireless access points and surveillance cameras.

A technician is searching through a storage locker and finds a router. What is the purpose of this device?

• It connects networks and forwards traffic to remote networks by using IP addressing information.

• It connects a home or business network to a company that provides internet connectivity as well as television signals.

• It is a device that uses existing electrical wiring to connect devices and sends data using specific frequencies.

• It is a device that can be inserted in the middle of a cable run to add power.

A technician is searching through a storage locker and finds an Ethernet NIC. What is the purpose of this device?

• It is needed to connect a computer to a wired local-area network.

• It connects a home or business network to a company that provides internet connectivity as well as television signals.

• It is a device that uses existing electrical wiring to connect devices and sends data using specific frequencies.

• It is a device that can be inserted in the middle of a cable run to add power.

A technician is searching through a storage locker and finds a firewall. What is the purpose of this device?

• It is placed between two or more networks and protects data and equipment from unauthorized access.

• It connects a home or business network to a company that provides internet connectivity as well as television signals.

• It is a device that uses existing electrical wiring to connect devices and sends data using specific frequencies.

• It is a device that can be inserted in the middle of a cable run to add power.

A technician is searching through a storage locker and finds a wireless NIC. What is the purpose of this device?

• It is needed to connect a computer or smart device to an 802.11 network.

• It connects a home or business network to a company that provides internet connectivity as well as television signals.

• It is a device that uses existing electrical wiring to connect devices and sends data using specific frequencies.

• It is a device that can be inserted in the middle of a cable run to add power.

A technician is searching through a storage locker and finds a Cisco ASA 5505-X (UTM). What is the purpose of this device?

• It is an all-in-one security appliance that includes IDS/IPS functionality as well as stateful firewall services.

• It connects a home or business network to a company that provides internet connectivity as well as television signals.

• It is a device that uses existing electrical wiring to connect devices and sends data using specific frequencies.

• It is a device that can be inserted in the middle of a cable run to add power. It is a device that can be inserted in the middle of a cable run to add power.

A technician is searching through a storage locker and finds a patch panel. What is the purpose of this device?

• It provides a wired or wireless connection between end devices, switches, and routers and in some cases, can regenerate weak signals.

• It connects a home or business network to a company that provides internet connectivity as well as television signals.

• It is a device that uses existing electrical wiring to connect devices and sends data using specific frequencies.

• It is a device that can be inserted in the middle of a cable run to add power.