WGU C172 OA NETWORK AND SECURITY EXAM /ACTUAL
COMPLETE REAL EXAM QUESTIONS AND
ANSWERS RATED A+ 2023/2024
A binary 8 bit sequence of 10101011 that indicates the start of the
frame - ANSWER -The start frame delimiter of an Ethernet packet
The MAC address associated with the network adapter or
Ethernet network interface card (NIC) - ANSWER -The destination
and source MAC addresses of an Ethernet packet
What does ipconfig/all display when entered as a command in the
command mode or at the MS-DOS prompt? - ANSWER -MAC
address
Which base are MAC addresses listed in? - ANSWER -
hexadecimal (base-16)
Only provides the physical address for the network interface card
- ANSWER MAC address
A mac address does not provide what? - ANSWER -the network
location, what LAN, or in which building, city, or country the
network resides
,Incorporates a unique address that identifies the computer's
network - ANSWER Internet Protocol (IP)
Who assigns IP network numbers? - ANSWER -Internet Assigned
Numbers Authority (IANA)
How many bits are in an IP address? - ANSWER -32
Identifies on which network the computer is located and
differentiates the computer from all other devices on the same
network - ANSWER -IP address
How many bit parts are each IP address divided into? - ANSWER -
four 8 bit parts
What are class A ip addresses used for? - ANSWER -
governments and very large networks
What is the maximum number of hosts for a class A ip address? -
ANSWER 16,777 or 2^24
What are class B ip addresses used for? - ANSWER -midsize
companies, universities
What are the maximum number of hosts on a class B ip address?
- ANSWER 65,534 or 2^16
, What are class C ip addresses used for? - ANSWER -small
networks
What are the maximum number of hosts for a class C IP address?
- ANSWER 254 or 2^8
What are class D ip addresses used for? - ANSWER -reserved for
multicast groups
What do class A ip addresses begin with? - ANSWER -0 thru 127
What do class B ip addresses begin with? - ANSWER -128 thru
191
What do class C ip address begin with? - ANSWER -192 thru 223
what do class D ip addresses begin with? - ANSWER -224 thru
239
The first set of numbers in an IP address are what? - ANSWER -
the network number
What does the network number do? - ANSWER -defines which
network the IP packet is originating from or being delivered to
What are the last three sets of numbers in an IP address? -
ANSWER -the Host number
COMPLETE REAL EXAM QUESTIONS AND
ANSWERS RATED A+ 2023/2024
A binary 8 bit sequence of 10101011 that indicates the start of the
frame - ANSWER -The start frame delimiter of an Ethernet packet
The MAC address associated with the network adapter or
Ethernet network interface card (NIC) - ANSWER -The destination
and source MAC addresses of an Ethernet packet
What does ipconfig/all display when entered as a command in the
command mode or at the MS-DOS prompt? - ANSWER -MAC
address
Which base are MAC addresses listed in? - ANSWER -
hexadecimal (base-16)
Only provides the physical address for the network interface card
- ANSWER MAC address
A mac address does not provide what? - ANSWER -the network
location, what LAN, or in which building, city, or country the
network resides
,Incorporates a unique address that identifies the computer's
network - ANSWER Internet Protocol (IP)
Who assigns IP network numbers? - ANSWER -Internet Assigned
Numbers Authority (IANA)
How many bits are in an IP address? - ANSWER -32
Identifies on which network the computer is located and
differentiates the computer from all other devices on the same
network - ANSWER -IP address
How many bit parts are each IP address divided into? - ANSWER -
four 8 bit parts
What are class A ip addresses used for? - ANSWER -
governments and very large networks
What is the maximum number of hosts for a class A ip address? -
ANSWER 16,777 or 2^24
What are class B ip addresses used for? - ANSWER -midsize
companies, universities
What are the maximum number of hosts on a class B ip address?
- ANSWER 65,534 or 2^16
, What are class C ip addresses used for? - ANSWER -small
networks
What are the maximum number of hosts for a class C IP address?
- ANSWER 254 or 2^8
What are class D ip addresses used for? - ANSWER -reserved for
multicast groups
What do class A ip addresses begin with? - ANSWER -0 thru 127
What do class B ip addresses begin with? - ANSWER -128 thru
191
What do class C ip address begin with? - ANSWER -192 thru 223
what do class D ip addresses begin with? - ANSWER -224 thru
239
The first set of numbers in an IP address are what? - ANSWER -
the network number
What does the network number do? - ANSWER -defines which
network the IP packet is originating from or being delivered to
What are the last three sets of numbers in an IP address? -
ANSWER -the Host number
