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Basic Networking Interview Questions and Answers

Question: What is a Mesh Topology?
Ans:  A network where there are multiple network links between computers to provide multiple paths for data to travel. There are two types of mesh topology, i..e, full mesh and partial mesh. In a full mesh topology, each network node connected directly to each of the others. In a partial mesh topology, some nodes are connected to all the others whereas others are only connected to those nodes which they exchange the most data with.

Question: What are the possible ways of data exchange?
Ans: The following possible ways of data exchange are Simplex, Half-duplex and Full-duplex

Question: What is the difference between ARP and RARP?
Ans: ARP is termed as Address Resolution Protocol. It is a protocol which resolve IP addresses into a MAC addresses. RARP is termed as Reverse Address Resolution Protocol. It is a protocol which resolves MAC addresses to IP addresses.

Question: IP Address is called as Logical or Physical Address? and Why?
Ans:  IP Address are changeable and they are called as Logical Address.

Question: What is the size of IP Address? What are it’s type?
Ans: IP Address consists of 32 bits. IP Address is defined into three types :
Public IP Address
Private IP Address
Special IP Address

Question: What are the classes of IP Address?
Ans: There are five classes of available IP ranges: Class A, Class B, Class C, Class D and Class E.

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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.

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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.