Network Types
connects computers together across longer physical distances. This allows computers and low-voltage devices to be remotely connected to each other over one large network to communicate even when they’re miles apart.
What is a WAN/Wide area network?
Equipment that allows for two IT devices to communicate with each other.
What is a switch?
Which protocol uses port 22?
SSH
Which of the following would a company most likely use for authentication to a server room? (802.11ac, Fixed wireless, RFID, or MIMO)
RFID
While looking at the details of a server in your provider's control panel, you notice that it says "Apache" in the HTTP summary. What kind of server is this?
Web server
connect groups of computers and low-voltage devices together across short distances, within a building or between a group of two or three buildings in close proximity to each other
What is a LAN/Local area network?
mounted hardware assembly that contains ports that are used to connect and manage incoming and outgoing LAN cables.
What is a patch panel?
Which of these would be used for streaming media? (TCP, RDP, UDP, or DHCP)
UDP
Which standard can attain a data transfer rate of 1 Gbps over a wireless connection? (802.11a, 802.11b, 802.11g, 802.11ac, or 802.3ab)
802.11ac
Which type of server acts as a go-between for clients and websites?
Proxy server
make use of wireless network technology, such as Wi-Fi. These types of networks don’t require that devices rely on physical cables to connect to the network.
What is a WLAN/Wireless local area network?
a network security device that monitors incoming and outgoing network traffic and decides whether to allow or block specific traffic based on a defined set of security rules.
Which ports are used by IMAP protocol?
143 and 993
Which of the following is often broken into groups of channels including 1-5. 6-10, and 11?
2.4 GHz
Which type of server runs Microsoft edge?
Email server
span an entire geographic area (typically a town or city, but sometimes a campus). Ownership and maintenance is handled by either a single person or company (a local council, a large company, etc.).
What is a MAN/Metropolitan are network?
a node that broadcasts data to every computer or Ethernet-based device connected to it.
What is a hub?
A user can receive an email but not send any. Which protocol is not configured properly?
SMTP
You are servicing a customer with a cable broadband internet connection and an 802.11ac wireless network that is experiencing interference from a nearby office. The customer's WAP is mounted to the ceiling. Which of the following is the easiest and best solution? (Move the mount, reconfigure the WAP from 5 GHz to 2.4 GHz, Change the broadcasting channel, or recommend a long range fixed wireless service.
Change the broadcasting channel on the WAP to one that is not used by any neighbors.
Which type of category would a smart thermostat fall under?
loT
a dedicated high-speed network that connects shared pools of _______ _______ to several servers,
What is a SAN/Storage area network?
A device that adds power to an Ethernet cable
Which of the following is the default inbound port of a DHCPv4 server? (67, 22, 995, or 3389)
67
Which wireless system is composed of readers and tags and can be used for access control, commerce, advertising, manufacturing, and agriculture?
RFID
You have been tasked with installing a solution that will proactively prevent internet attacks from reaching the LAN. Which of the following devices is the best solution? (Proxy server, IDS, Authentication server, or IPS)
IPS