SERVERS AND PORT NUMBERS
Which type of server would support the SMTP, POP, and IMAP protocols?
A user needs to access the Internet from home. Which device is needed if a user connects to an ISP through the telephone network?
DSL MODEM
What is a characteristic of a WAN?
It connects multiple networks that are geographically separated.
What type of connector is used to connect an analog modem to a telephone line socket?
RJ-11
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.
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
Which network device makes forwarding decisions based on the destination MAC address that is contained in the frame?
SWITCH
Which technology is most often used to connect devices to a PAN?
Bluetooth
Which type of connection to the Internet is capable of the fastest transfer rates?
fiber
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.
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
Which device acts as a termination point for cable runs and keeps cables secure and safely out of walkways?
PATCH PANEL
Which technology is most often used to connect devices to a PAN?
7
Which two devices are commonly powered by PoE?
IP phone & access point
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 client packet is received by a server. The packet has a destination port number of 53. What service application is the client requesting?
DNS
Which network device allows administrators to remotely manage many devices through one dashboard interface?
cloud-based network controller
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?
line of sight wireless
Which pairs of wires change termination order between the 568A and 568B standards?
green and orange
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 client packet is received by a server. The packet has a destination port number of 23. What service application is the client requesting?
TELNET
Which network device would be the most appropriate to provide stateful packet filtering, email filtering, and VPN services?
UTM
Which smart home wireless technology has an open standard that allows up to 232 devices to be connected?
Z-Wave
Which two types of signal interference are reduced more by STP than by UTP?
EMI &RFI
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.