S2 Infotech Network Engineer Interview Questions and Answers

A power transformer is a device used to transfer electrical energy between two or more circuits through electromagnetic induction.

• Power transformers are used to step up or step down voltage levels in electrical power transmission and distribution systems.

• They consist of primary and secondary windings wound around a core made of magnetic material such as iron.

• Examples of power transformers include distribution transform...read more

VLAN stands for Virtual Local Area Network, a method of segmenting a physical network into multiple virtual networks.

• VLANs allow for better network security by isolating traffic between different groups of devices.

• They can improve network performance by reducing broadcast traffic.

• VLANs can be used to logically group devices based on department, function, or location.

• Each VLAN operates as if it is on its own separate ne...read more

P2P is a direct connection between two parties, while MPLS is a network technology that directs data from one network node to the next based on short path labels.

• P2P stands for Peer-to-Peer and is a decentralized communication model where each party has equal capabilities and responsibilities.

• MPLS stands for Multiprotocol Label Switching and is a routing technique used in telecommunications networks to speed up and sha...read more