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A customer is considering a multipurpose device to create a home network. Which three devices are usually integrated into a multipurpose network device? empezar lección
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router, switch, access point
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Which two devices are commonly powered by PoE? empezar lección
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Which two types of signal interference are reduced more by STP than by UTP? empezar lección
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When would a printer be considered a network host? empezar lección
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When it's connected to switch
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A network specialist has been hired to install a network in a company that assembles airplane engines empezar lección
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How many devices can a Bluetooth device connect to simultaneously? empezar lección
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Which network device makes forwarding decisions based on the destination MAC address that is contained in the frame? empezar lección
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What is a common function of a proxy server? empezar lección
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to store frequently accessed web pages on the internal network
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What is a characteristic of a WAN? empezar lección
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It connects multiple networks that are geographically separated.
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What is the correct order of the layers of the TCP/IP model from the top layer to the bottom? empezar lección
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application, transport, internet, network access
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Which IEEE standard operates at wireless frequencies in both the 5 GHz and 2.4 GHz ranges? empezar lección
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Which pairs of wires change termination order between the 568A and 568B standards? empezar lección
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Which device provides wireless connectivity to users as its primary function? empezar lección
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Which type of connection to the Internet is capable of the fastest transfer rates? empezar lección
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A user needs to access the Internet from home. Which device is needed if a user connects to an ISP through the telephone network? empezar lección
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Which well-known port number is used by the DHCP (client) protocol? empezar lección
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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? empezar lección
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The data flow is being tracked based on the source port number that is used by each application.
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Which type of server would be used to keep a historical record of messages from monitored network devices? empezar lección
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Which network device would be the most appropriate to provide stateful packet filtering, email filtering, and VPN services? empezar lección
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Which smart home wireless technology has an open standard that allows up to 232 devices to be connected? empezar lección
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Which network device allows administrators to remotely manage many devices through one dashboard interface? empezar lección
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cloud-based network controller
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Which internet connection type is an always-on service that uses radio signals sent from a tower to a receiver in a home or business? empezar lección
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Which type of server would support the SMTP, POP, and IMAP protocols? empezar lección
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A client packet is received by a server. The packet has a destination port number of 21. What service application is the client requesting? empezar lección
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A client packet is received by a server. The packet has a destination port number of 137. What service application is the client requesting empezar lección
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A client packet is received by a server. The packet has a destination port number of 22. What service application is the client requesting? empezar lección
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A client packet is received by a server. The packet has a destination port number of 143. What service application is the client requesting? empezar lección
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A client packet is received by a server. The packet has a destination port number of 161. What service application is the client requesting? empezar lección
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A client packet is received by a server. The packet has a destination port number of 23. What service application is the client requesting? empezar lección
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A client packet is received by a server. The packet has a destination port number of 389. What service application is the client requesting? empezar lección
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A client packet is received by a server. The packet has a destination port number of 25. What service application is the client requesting? empezar lección
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A client packet is received by a server. The packet has a destination port number of 53. What service application is the client requesting? empezar lección
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A technician is searching through a storage locker and finds a PoE injector. What is the purpose of this device? empezar lección
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It is a device that can be inserted in the middle of a cable run to add power.
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A technician is searching through a storage locker and finds a managed switch. What is the purpose of this device? empezar lección
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It connects multiple end devices and can be configured for VLANs and port security.
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A technician is searching through a storage locker and finds a Powerline networking connector. What is the purpose of this device? empezar lección
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It is a device that uses existing electrical wiring to connect devices and sends data using specific frequencies.
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A technician is searching through a storage locker and finds a cable modem. What is the purpose of this device? empezar lección
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It connects a home or business network to a company that provides internet connectivity as well as television signals.
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A technician is searching through a storage locker and finds an unmanaged switch. What is the purpose of this device? empezar lección
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It is a device whose sole purpose is to connect end devices and to microsegment a LAN.
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A technician is searching through a storage locker and finds a DSL modem. What is the purpose of this device? empezar lección
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It connects the network of a user to the digital infrastructure of a phone company, providing always-on service.*
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A technician is searching through a storage locker and finds an access point. What is the purpose of this device? empezar lección
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It uses radio waves to provide network access to wireless devices.*
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A technician is searching through a storage locker and finds a router. What is the purpose of this device? empezar lección
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It connects networks and forwards traffic to remote networks by using IP addressing information.
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A technician is searching through a storage locker and finds a cloud-based network controller. What is the purpose of this device? empezar lección
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It is a device that allows a network administrator to manage many remote networking devices from a central location.
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Which technology is most often used to connect devices to a PAN? empezar lección
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A technician is searching through a storage locker and finds a firewall. What is the purpose of this device? empezar lección
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It is placed between two or more networks and protects data and equipment from unauthorized access.
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Which device acts as a termination point for cable runs and keeps cables secure and safely out of walkways? empezar lección
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What is a feature of a dial-up connection? empezar lección
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the use of an analog modem to transmit data over voice telephone lines
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A technician is searching through a storage locker and finds an Ethernet NIC. What is the purpose of this device? empezar lección
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It is an all-in-one security appliance that includes IDS/IPS functionality as well as stateful firewall services.
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A technician is searching through a storage locker and finds a patch panel. What is the purpose of this device? empezar lección
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It provides a wired or wireless connection between end devices, switches, and routers and in some cases, can regenerate weak signals.
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