Networking is a critical aspect of modern technology infrastructure, and there is a high demand for skilled networking professionals. CCNA (Cisco Certified Network Associate) serves as a foundation for further advancements in networking. Being familiar with the most commonly asked CCNA interview questions gives an edge in the process. This blog lists the top CCNA interview questions and answers for freshers and experienced professionals to get their desired dream jobs.
If you're looking for CCNA Interview Questions for Experienced or Freshers, you are at the right place. There are a lot of opportunities from many reputed companies in the world. According to research CCNA has a salary range from $23,000 to $165,000.
So, You still have the opportunity to move ahead in your career in CCNA Engineering. Mindmajix offers Advanced CCNA Interview Questions 2023 that help you in cracking your interview & acquire a dream career as CCNA Engineer.
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Below mentioned are the Top Frequently asked CCNA Interview Questions and Answers that will help you to prepare for the CCNA Interview. Let's have a look at them.
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Network addresses are the addresses used in packets. Each network address has a network port, which identifies a particular data link, and a host or node part, which identifies a specific device on the data link identified by the network part.
Routing is the process of finding a path to transfer data from source to destination.
VLAN facilitates you to create a collision domain by groups other than just physical location while conventional LAN domains are always tied to a physical location.
Following are the main advantages of LAN switching:
1. It allows full-duplex data transmission and reception.
2. Media rate adaption.
3. Easy and efficient migration.
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Public IP is used across the internet while private IP is used within the local LAN.
Unicast: It specifies one-to-one communication.
Multicast: It specifies one to group communication.
Broadcast: It specifies one to all communication.
Multicast: It specifies one to the nearest communication.
Static IP addresses are reserved and they don't change over time while dynamic IP addresses can be changed each time you connect to the internet.
Static IP addresses are given manually while dynamic IP addresses are provided by the DHCP server.
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VLAN stands for Virtual Local Area Network.
Communication is a process of sending and receiving data by an externally connected data cable whereas transmission is a process of sending data from source to destination.
The data link layer is the second layer of the OSI model.
In full-duplex, communication occurs from both sides, while in half-duplex communication occurs in one direction.
Frame relay work at the Data link layer OSI model
When the topology enables the computers on the network only to simply listen and receive the signals, it is known as passive topology because they don't amplify the signals anyway.
No, you cannot assign IP addresses on layer 2.
These are the three possible ways of data transmission:
Open Shortest Path First
RIP depends on the number of hops to determine the best route to the network while, IGRP considers many factors before deciding the best route to take i.e. bandwidth, reliability, MTU and hops count.
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BootP is a short form of the Boot Program. It is a protocol that is used to boot diskless workstations connected to the network. BootP is also used by diskless workstations to determine its own IP address and also the IP addresses of server PC.
Latency is the amount of time delay. It is measured as the time difference between the point of time when a network receives the data and the time it is sent by another network.
PoE is said to be Power over Ethernet. It is used to pass an electric signal with data at a time.
MAC address stands for Media Access Control address. This is an address of a device that is identified as the Media Access Control Layer in the network architecture. The MAC address is unique and usually stored in ROM.
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ARP stands for Address Resolution Protocol. ARP is a protocol that is used to map an IP address to a physical machine address.
RAPR stands for Reverse Address Resolution Protocol. RARP is a protocol that is used to map a MAC address to an IP address.
A stub area is an area that does not accept routing updates from outside its autonomous system.
The three sources of signal degradation on a data link are attenuation, interference, and distortion. Attenuation is a function of the resistance of the medium. Interference is a function of noise entering the medium. Distortion is a function of the reactive characteristics of the medium, which react differently to different frequency components of the signal.
PING stands for Packet Internet Groper. It is a computer network tool that is used to test whether a particular host is reachable across an IP address or not.
There are five types of passwords that can be set on a Cisco router:
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HSRP is Cisco’s proprietary
Authentication, authorization, and accounting
It should include the subnet mask of each destination address.
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Priyanka Vatsa is a Senior Content writer with more than five years’ worth of experience in writing for Mindmajix on various IT platforms such as Palo Alto Networks, Microsoft Dynamics 365, Siebel, CCNA, Git, and Nodejs. She was involved in projects on these technologies in the past, and now, she regularly produces content on them. Reach out to her via LinkedIn and Twitter.
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