CCNA (Cisco Certified Network Associate) Final Exam Question and Answers [100% Correct] 2025
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Course
CCNA - Cisco Certified Network Associate
Institution
CCNA - Cisco Certified Network Associate
CCNA (Cisco Certified Network Associate)
Final Exam Question and Answers [100%
Correct] 2025
What is the purpose of the OSI model in networking?
To provide a framework for understanding network communication, dividing it into seven layers.
Which layer of the OSI model is responsible for...
CCNA (Cisco Certified Network Associate)
Final Exam Question and Answers [100%
Correct] 2025
What is the purpose of the OSI model in networking?
To provide a framework for understanding network communication, dividing it into seven layers.
Which layer of the OSI model is responsible for error detection and correction?
Data Link Layer.
What is the default subnet mask for a Class C IP address?
255.255.255.0.
Which protocol is used to dynamically assign IP addresses to devices on a network?
DHCP (Dynamic Host Configuration Protocol).
What is the main difference between a hub and a switch?
A hub broadcasts data to all devices, while a switch forwards data only to the specific device.
Which layer of the OSI model handles routing and forwarding of data packets?
Network Layer.
What does the term "CIDR" stand for?
Classless Inter-Domain Routing.
What is the purpose of the ARP protocol in a network?
ARP (Address Resolution Protocol) maps IP addresses to MAC addresses.
1
, In a subnet mask, what does a "1" represent?
A network bit.
What does VLAN stand for?
Virtual Local Area Network.
What is the primary function of a router in a network?
To forward data packets between different networks.
Which Cisco command is used to enter configuration mode?
configure terminal.
What command is used to display the IP routing table on a Cisco device?
show ip route.
What is the maximum number of VLANs that can be configured on a Cisco switch?
4096.
Which device is responsible for assigning MAC addresses to network interfaces in an Ethernet network?
NIC (Network Interface Card).
What command would you use to test connectivity between two devices on a network?
ping.
What is the function of the Spanning Tree Protocol (STP)?
To prevent loops in Ethernet networks.
What does the acronym "EIGRP" stand for?
2
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