COMPUTER NETWORKING EXAM 2025
QUESTIONS AND ANSWERS
ARP stands for - ANS address resolution protocol
An ARP broadcast is sent to the special MAC address - ANS FF:FF:FF:FF:FF:FF
The entirety of a packet at one layer becoming the payload section at another layer -
ANS encapsulation
The process of taking a large network and splitting it up into many individual and smaller
subnetworks is known as - ANS subnetting
A subnet ID is calculated via a - ANS subnet mask
A network device that knows how to forward data along to other networks is known as -
ANS router
TTL - ANS time to live
interior gateway protocols are used by routers in order to share information within a single -
ANS autonomous system
Copyright ©2025 BRIGHTSTARS ALL RIGHTS RESERVED 1
,RFC stands for - ANS request for comments
Ranges of IP address that anyone can use for their internal networks are known as -
ANS non-routable address space
how many octets are in an IP address - ANS 4
using logical operators, 1 AND 0 = - ANS 0
in binary 1 + 1 = - ANS 10
using CIDR notation, the subnet mask 255.255.255.0 would be written as -
ANS 255.255.255.0/24
Collision domain - ANS a network segment where only one device can communicate at a
time
router - ANS a device that knows how to forward traffic between independent networks
duplex - ANS when data can flow across a cable in both directions
Media access control - ANS MAC address stands for
hexadecimal - ANS the number system that has 16 numerals
broadcast - ANS the transmission method that sends data to every device on a LAN
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, virtual LAN - ANS the technique that allows you to have multiple logical LANs operating on
the same physical equipment
ethernet - ANS the most common data link layer protocol for wired connections
client - ANS something that requests data from a server
switch - ANS a device that connects lots of devices and remembers which ones are
connected to each interface
crosstalk - ANS when an electrical pulse on one wire is accidentally detected on another
nearby wire
preamble - ANS the first part of an ethernet frame
protocol - ANS a defined set of standards that computers must follow in order to
communicate properly
transmission control protocol - ANS TCP stands for
user datagram protocol - ANS UDP stands for
ARP stands for - ANS address resolution protocol
An ARP broadcast is sent to the special MAC address - ANS FF:FF:FF:FF:FF:FF
The entirety of a packet at one layer becoming the payload section at another layer -
ANS encapsulation
Copyright ©2025 BRIGHTSTARS ALL RIGHTS RESERVED 3
QUESTIONS AND ANSWERS
ARP stands for - ANS address resolution protocol
An ARP broadcast is sent to the special MAC address - ANS FF:FF:FF:FF:FF:FF
The entirety of a packet at one layer becoming the payload section at another layer -
ANS encapsulation
The process of taking a large network and splitting it up into many individual and smaller
subnetworks is known as - ANS subnetting
A subnet ID is calculated via a - ANS subnet mask
A network device that knows how to forward data along to other networks is known as -
ANS router
TTL - ANS time to live
interior gateway protocols are used by routers in order to share information within a single -
ANS autonomous system
Copyright ©2025 BRIGHTSTARS ALL RIGHTS RESERVED 1
,RFC stands for - ANS request for comments
Ranges of IP address that anyone can use for their internal networks are known as -
ANS non-routable address space
how many octets are in an IP address - ANS 4
using logical operators, 1 AND 0 = - ANS 0
in binary 1 + 1 = - ANS 10
using CIDR notation, the subnet mask 255.255.255.0 would be written as -
ANS 255.255.255.0/24
Collision domain - ANS a network segment where only one device can communicate at a
time
router - ANS a device that knows how to forward traffic between independent networks
duplex - ANS when data can flow across a cable in both directions
Media access control - ANS MAC address stands for
hexadecimal - ANS the number system that has 16 numerals
broadcast - ANS the transmission method that sends data to every device on a LAN
Copyright ©2025 BRIGHTSTARS ALL RIGHTS RESERVED 2
, virtual LAN - ANS the technique that allows you to have multiple logical LANs operating on
the same physical equipment
ethernet - ANS the most common data link layer protocol for wired connections
client - ANS something that requests data from a server
switch - ANS a device that connects lots of devices and remembers which ones are
connected to each interface
crosstalk - ANS when an electrical pulse on one wire is accidentally detected on another
nearby wire
preamble - ANS the first part of an ethernet frame
protocol - ANS a defined set of standards that computers must follow in order to
communicate properly
transmission control protocol - ANS TCP stands for
user datagram protocol - ANS UDP stands for
ARP stands for - ANS address resolution protocol
An ARP broadcast is sent to the special MAC address - ANS FF:FF:FF:FF:FF:FF
The entirety of a packet at one layer becoming the payload section at another layer -
ANS encapsulation
Copyright ©2025 BRIGHTSTARS ALL RIGHTS RESERVED 3
