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ITE 7.0 Chapter 5

Terms in this set (46)

A customer is considering a multipurpose device to create a home network. Which three devices are usually integrated into a multipurpose network device?
Switch
Router
WIreless Access Point
What are two devices commonly powered by PoE?
Access Point
IP Phone
What two types of signal interference are reduced more by STP than by UTP?
RFI
EMI
When would a printer be considered a network host?
When it is connected to a switch
What technology is most often used to connect devices to a PAN?
Bluetooth
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. What type of network media should be recommended so that the data communication will not be affected by EMI?
Fiber optic
How many devices can a Bluetooth device connect to simultaneously?
7
What network device makes forwarding decisions based on the destination MAC address that is contained in the frame?
Switch
What is a common function of a proxy server?
To store frequently accessed web pages on the internal network
What is a characteristic of a WAN?
It connects multiple networks that are geographically separated.
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
Which IEEE standard operates at wireless frequencies in both the 5 GHz and 2.4 GHz ranges?
802.11n
Which pairs of wires change termination order between the 568A and 568B standards?
Green and Orange
What device provides wireless connectivity to users as its primary function?
Access Point
What type of connection to the Internet is capable of the fastest transfer rates?
Fiber
A user needs to access the Internet from home. What device is needed if a user connects to an ISP through the telephone network?
DSL Modem
Which well-known port number is used by the DHCP (client) protocol?
68
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.
What type of server would be used to keep a historical record of messages from monitored network devices?
Syslog
What network device would be the most appropriate to provide stateful packet filtering, email filtering, and VPN services?
Universal Threat Management (UTM)
What smart home wireless technology has an open standard that allows up to 232 devices to be connected?
Z-Wave
What network device allows administrators to remotely manage many devices through one dashboard interface?
Cloud-based Network Controller
What internet connection type is an always-on service that uses radio signals sent from a tower to a receiver in a home or business?
Line of Sight Wireless
What type of server would support the SMTP, POP, and IMAP protocols?
Email
What is a feature of a dial-up connection?
The use of an analog modem to transmit data over voice telephone lines
What type of connector is used to connect an analog modem to a telephone line socket?
RJ-11
What device acts as a termination point for cable runs and keeps cables secure and safely out of walkways?
Patch Panel
A client packet is received by a server. The packet has a destination port number of 21. What service application is the client requesting?
FTP
A client packet is received by a server. The packet has a destination port number of 137. What service application is the client requesting?
NetBIOS (NetBT)
A client packet is received by a server. The packet has a destination port number of 22. What service application is the client requesting?
SSH
A client packet is received by a server. The packet has a destination port number of 143. What service application is the client requesting?
IMAP
A client packet is received by a server. The packet has a destination port number of 161. What service application is the client requesting?
SNMP
A client packet is received by a server. The packet has a destination port number of 23. What service application is the client requesting?
Telnet
A client packet is received by a server. The packet has a destination port number of 389. What service application is the client requesting?
LDAP
A client packet is received by a server. The packet has a destination port number of 25. What service application is the client requesting?
SMTP
A client packet is received by a server. The packet has a destination port number of 53. What service application is the client requesting?
DNS
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.
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.
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.
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.
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.
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.
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.
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.
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.
A technician is searching through a storage locker and finds a repeater. What is the purpose of this device?
It is used to regenerate weak signals to extend the distance a signal can travel.
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