2026 COMPLETE QUESTIONS AND VERIFIED
SOLUTIONS
◉ Virtual Private Network (VPN) Answer: A private data network
that creates secure connections, or "tunnels," over regular Internet
lines
◉ VLAN (virtual local area network) Answer: logical grouping of
workstations, servers and network devices that are configured to
appear on the same LAN, despite their physical location.
◉ broadcast domain Answer: is a collection of network devices that
receive broadcast traffic from each other.
◉ Intranet Answer: is a private network within an organization that
resembles the Internet
◉ Extranet Answer: is a private network connecting more than one
organization.
◉ Audio Video Local Area Network - AV LAN Answer: a dedicated
network specifically for providing secure control of local AV devices
, from outside interference or intrusion. Can run even when
disconnected from LAN.
◉ packets Answer: units of data transmitted over the network
◉ packet switching Answer: splits data traffic into parts. These
packet frames are labeled with a destination address and sequence
number
◉ Internet Protocol - IP Answer: The set of rules that define how
computers and devices communicate over a network
◉ Transmission Control Protocol - TCP Answer: defines the amount
of traffic over the network and is responsible for the actual delivery
of data.
Connection-oriented protocol - packets can be sent bi-directionally.
◉ TCP/IP (Internet Protocol Suite) Answer: TCP and IP work
together to control network data transmission.
◉ User Datagram Protocol (UDP) Answer: primarily used for
establishing low-latency and loss tolerating connections between
applications on the Internet
- designed for time-sensitive applications, sends just packets.