Top 100 Networking Interview Questions & Answers,

81) What is multicast routing?Multicast routing is a targeted form of broadcasting that sends message to a selected group of user, instead of sending it to all users on a subnet.82) What is the importance of Encryption on a network?Encryption is the process of translating information into a code that is unreadable by the user. It is then translated back or decrypted back to its normal readable format...

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Top 100 Networking Interview Questions & Answers

31) What is the purpose of cables being shielded and having twisted pairs?The main purpose of this is to prevent crosstalk. Crosstalks are electromagnetic interferences or noise that can affect data being transmitted across cables.32) What is the advantage of address sharing?By using address translation instead of routing, address sharing provides an inherent security benefit. That’s because host...

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Top 100 Networking Interview Questions & Answers

21) What is the importance of the OSI Physical Layer?The physical layer does the conversion from data bits to electrical signal, and vice versa. This is where network devices and cable types are considered and setup.22) How many layers are there under TCP/IP?There are four layers: the Network Layer, Internet Layer, Transport Layer and Application Layer.23) What are proxy servers and how do they protect...

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Top 100 Networking Interview Questions & Answers

Top 100 Networking Interview Questions & Answers 1) What is a Link?A link refers to the connectivity between two devices. It includes the type of cables and protocols used in order for one device to be able to communicate with the other.2) What are the layers of the OSI reference model?There are 7 OSI layers: Physical Layer, Data Link Layer, Network Layer, Transport Layer, Session Layer, Presentation...

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Top 100 Networking Interview Questions & Answers

11) What is data encapsulation?Data encapsulation is the process of breaking down information into smaller manageable chunks before it is transmitted across the network. It is also in this process that the source and destination addresses are attached into the headers, along with parity checks.12) Describe Network TopologyNetwork Topology refers to the layout of a computer network. It shows how devices...

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Top 100 Networking Interview Questions & Answers

41) What is SLIP?SLIP, or Serial Line Interface Protocol, is actually an old protocol developed during the early UNIX days. This is one of the protocols that are used for remote access.42) Give some examples of private network addresses.10.0.0.0 with a subnet mask of 255.0.0.0172.16.0.0 with subnet mask of 255.240.0.0192.168.0.0 with subnet mask of 255.255.0.043) What is tracert?Tracert is a Windows...

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Top 100 Networking Interview Questions and answers

51) What protocol can be applied when you want to transfer files between different platforms, such between UNIX systems and Windows servers?Use FTP (File Transfer Protocol) for file transfers between such different servers. This is possible because FTP is platform independent.52) What is the use of a default gateway?Default gateways provide means for the local networks to connect to the external...

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Top 100 Networking Interview Questions & Answers

71) What is the difference between a straight-through and crossover cable?A straight-through cable is used to connect computers to a switch, hub or router. A crossover cable is used to connect two similar devices together, such as a PC to PC or Hub to hub.72) What is client/server?Client/server is a type of network wherein one or more computers act as servers. Servers provide a centralized repository...

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