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I applied via Superset and was interviewed in Apr 2022. There were 3 interview rounds.
A network is a group of interconnected devices that communicate with each other. OSI layers are a model for understanding network communication.
OSI layers are a conceptual model for understanding how data is transmitted over a network.
There are seven layers in the OSI model, each with a specific function.
The layers are: Physical, Data Link, Network, Transport, Session, Presentation, and Application.
Each layer communica...
TCP is a protocol used for reliable transmission of data over networks.
TCP stands for Transmission Control Protocol.
It is a connection-oriented protocol that ensures reliable delivery of data packets.
TCP uses a three-way handshake to establish a connection between two devices.
It provides flow control, congestion control, and error detection and correction mechanisms.
TCP is used for applications that require reliable da...
IPv4 uses 32-bit addresses while IPv6 uses 128-bit addresses.
IPv4 allows for approximately 4.3 billion unique addresses while IPv6 allows for approximately 340 undecillion unique addresses.
IPv6 includes built-in security features such as IPsec while IPv4 requires additional security protocols.
IPv6 also includes features such as stateless address autoconfiguration and multicast addressing.
IPv4 headers are 20 bytes long ...
There are several types of networks, including LAN, WAN, MAN, WLAN, and VPN.
LAN (Local Area Network) - a network that connects devices within a small area, such as a home or office.
WAN (Wide Area Network) - a network that connects devices across a large geographical area, such as the internet.
MAN (Metropolitan Area Network) - a network that connects devices within a city or metropolitan area.
WLAN (Wireless Local Area N...
I applied via Walk-in and was interviewed in Jun 2022. There was 1 interview round.
I applied via Walk-in and was interviewed before May 2022. There were 3 interview rounds.
OSI (Open Systems Interconnection) layer is a conceptual model that describes the communication functions of a telecommunication or computing system.
OSI model has 7 layers, each with a specific function
Each layer communicates with the layer above and below it
Layers are numbered from 1 to 7, with 1 being the physical layer and 7 being the application layer
Examples of layers include physical layer, data link layer, netwo...
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