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Basic Networking Interview Questions and Answers

Question: What is CAM?
Ans: CAM is also termed as Content Address Memory which is another name of MAC address table.

Question: Difference between the Communication and Transmission?
Ans: Transmission means the transfer of data from the source to the destination whereas Communication is the process of sending and receiving data by means of a data cable that is connected externally.
Question: What is the difference between Gateways and Routers?
Ans: A device which is connected to multiple physical TCP/IP networks and is capable of routing or delivering IP packets between them basically done by Gateway whereas Router are layer 3 device that connects two different networks and routes data packets from one network to another.

Question: Which way of communication bus topology use?
Ans: Bus topology uses Broadcast method of communication

Question: What is NetBIOS
Ans: NetBIOS is also termed as Network Basic Input / Output System. It is an application-programming interface (API) that can be used by programs on a local area network (LAN). NetBIOS provides programs with a uniform set of commands for requesting the lower-level services required to manage names, conduct sessions, and send datagrams between nodes on a network.

Question: What is the Frame relay?
Ans: A Frame relay is a packet-switching technology which provide switched data link layer encapsulation that services Multiple Virtual Circuits (MVC) and protocol between connected mechanism.

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Electrical Engineer CCNA Collaboration CCNA Voice CCNA R&S. I'm Electrical Engineer and I work like Support Engineer for a Telephony Service Provider Company. Before that I had position like Pre-Sale Engineer about small and medium multivendor telephony solutions. I have 5 years of experience working in Telephony Multivendor Projects. I am also 3 years of experience working in Support and implementation about Cisco Collaboration platforms: UCS server, UCM, Cisco Unity, Presence Server, Jabber, Gateway. Support Community is most useful in finding design, implementation and support tricks and shortcuts that greatly help me in my daily activities. If you need to contact me, please you can writte me.


CCNA Routing and Switching
Am a technology enthusiast. I work in network support providing support with implementation, maintaining and precisely troubleshooting the infra.
Realm of collaboration makes me want to learn and face new challenges more and more.