Lesson 2 - IP and MAC addressing Flashcards
What does IP stand for?
Internet Protocol
What is the primary purpose of an IP address?
To identify a device on a network
True or False: A MAC address is a logical address.
False
Fill in the blank: An IP address is typically expressed in ______ format.
dotted-decimal
What is the length of a standard IPv4 address?
32 bits
Which layer of the OSI model does IP operate at?
Layer 3 (Network layer)
What is the primary function of a MAC address?
To uniquely identify a network interface on a local network
True or False: MAC addresses can be changed in software.
True
What is the maximum number of unique MAC addresses possible?
2^48 (approximately 281 trillion)
What is the difference between a public and private IP address?
Public IP addresses are routable on the internet, while private IP addresses are used within a local network and not routable on the internet.
Which of the following is a valid IPv4 address? A) 192.168.1.1 B) 256.100.50.25 C) 10.0.0.256
A) 192.168.1.1
What does DHCP stand for?
Dynamic Host Configuration Protocol
Fill in the blank: A ______ address is fixed and assigned to a device by the manufacturer.
MAC
What is the purpose of subnetting?
To divide a larger network into smaller, manageable sub-networks.
True or False: IPv6 addresses are 128 bits long.
True
What is the main advantage of using IPv6 over IPv4?
It provides a vastly larger address space.
What does NAT stand for?
Network Address Translation
What is the function of NAT?
To translate private IP addresses to a public IP address for internet access.
Which protocol is used to resolve IP addresses to MAC addresses?
Address Resolution Protocol (ARP)
What is the typical format of a MAC address?
Six groups of two hexadecimal digits, separated by colons or hyphens.
