What is a common function of a proxy server?

to store frequently accessed web pages on the internal network

to control who is permitted to access the internal network

to detect malicious signatures by monitoring traffic that is entering the internal network

to provide access to a shared pool of configurable computing resources

What is a characteristic of a WAN?

It connects multiple networks that are geographically separated.

It spans across a campus or city to enable sharing of regional resources.

It is typically owned and managed by a single home or business.

It requires a wireless access point to connect users to the network.

What is the correct order of the layers of the TCP/IP model from the top layer to the bottom?

application, transport, internet, network access

application, session, network, data link, physical

application, internet, network access, transport

network access, transport, internet, application

A technician with a PC is using multiple applications while connected to the Internet. How is the PC able to keep track of the data flow between multiple application sessions and have each application receive the correct packet flows?

The data flow is being tracked based on the source port number that is used by each application.

The data flow is being tracked based on the destination MAC address of the technician PC.

The data flow is being tracked based on the source IP address that is used by the PC of the technician.

The data flow is being tracked based on the destination IP address that is used by the PC of the technician.

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

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

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.

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

It connects multiple end devices and can be configured for VLANs and port security.

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

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

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

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

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

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

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

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

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

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

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

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

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

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

It is a device whose sole purpose is to connect end devices and to microsegment a LAN.

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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 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.

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

What is a feature of a dial-up connection?

the use of an analog modem to transmit data over voice telephone lines

the use of different frequencies to send multiple signals over the same medium

the use of multiple channels which can carry different types of services

the use of different frequencies to carry voice and data signals on the copper telephone wire

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 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.

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.

IT Essentials 7.0 Chapter 5 Exam

Authored by Matysolda X

Computers

6th - 8th Grade

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52 questions

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MULTIPLE SELECT QUESTION

15 mins • 1 pt

A customer is considering a multipurpose device to create a home network. Which three devices are usually integrated into a multipurpose network device? (Choose three.)

web server

switch

router

wireless access point

email server

MULTIPLE SELECT QUESTION

15 mins • 1 pt

Which two devices are commonly powered by PoE? (Choose two.)

access point

core switch

IP phone

router

modular switch

MULTIPLE SELECT QUESTION

15 mins • 1 pt

Which two types of signal interference are reduced more by STP than by UTP? (Choose two.)

RFI

white noise

MDF

dispersion

EMI

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

When would a printer be considered a network host?

when it is connected to a switch

when it is connected to a workstation

when it is connected to a laptop

when it is connected to a PC

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Which technology is most often used to connect devices to a PAN?

coaxial cabling

Bluetooth

fiber optic cabling

IEEE 802.11n wireless

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

A network specialist has been hired to install a network in a company that assembles airplane engines. Because of the nature of the business, the area is highly affected by electromagnetic interference. Which type of network media should be recommended so that the data communication will not be affected by EMI?

STP

coaxial

fiber optic

UTP

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

How many devices can a Bluetooth device connect to simultaneously?

127

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IT Essentials 7.0 Chapter 5 Exam

A customer is considering a multipurpose device to create a home network. Which three devices are usually integrated into a multipurpose network device? (Choose three.)

Which two devices are commonly powered by PoE? (Choose two.)

Which two types of signal interference are reduced more by STP than by UTP? (Choose two.)

When would a printer be considered a network host?

Which technology is most often used to connect devices to a PAN?

How many devices can a Bluetooth device connect to simultaneously?

Which network device makes forwarding decisions based on the destination MAC address that is contained in the frame?

What is a common function of a proxy server?

What is a characteristic of a WAN?

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