Moumita has Published 175 Answers

The Computer Network Layer

Moumita

Moumita

Updated on 28-Nov-2020 08:11:02

The network layer or Layer 3 of the OSI (Open Systems Interconnection) model is responsible for the source to destination delivery of data packets across multiple hops or nodes. It controls the operation of the subnet.The position of the network layer in the OSI model is depicted in the following ... Read More

Slotted ALOHA

Moumita

Moumita

Updated on 23-Sep-2020 09:07:16

ALOHA is a medium access control (MAC) protocol for transmission of data via ashared network channel. Using this protocol, several data streams originating from multiple nodes are transferred through a multi-point transmission channel. There are two types of ALOHA protocols – Pure ALOHA and Slotted ALOHA.Slotted ALOHA was introduced in ... Read More

Pure ALOHA

Moumita

Moumita

Updated on 23-Sep-2020 08:54:13

ALOHA is a medium access control (MAC) protocol for transmission of data via a shared network channel. Using this protocol, several data streams originating from multiple nodes are transferred through a multi-point transmission channel. There are two types of ALOHA protocols – Pure ALOHA and Slotted ALOHA.In pure ALOHA, the ... Read More

ALOHA Protocol in computer network

Moumita

Moumita

Updated on 21-Sep-2020 15:00:43

ALOHA is a multiple access protocol for transmission of data via a shared network channel. It operates in the medium access control sublayer (MAC sublayer) of the open systems interconnection (OSI) model. Using this protocol, several data streams originating from multiple nodes are transferred through a multi-point transmission channel.In ALOHA, ... Read More

Multiple Access Protocols in Computer Networks

Moumita

Moumita

Updated on 21-Sep-2020 14:54:54

Multiple access protocols are a set of protocols operating in the Medium Access Control sublayer (MAC sublayer) of the Open Systems Interconnection (OSI) model. These protocols allow a number of nodes or users to access a shared network channel. Several data streams originating from several nodes are transferred through the ... Read More

What is Carrier Sense Multiple Access (CSMA)?

Moumita

Moumita

Updated on 21-Sep-2020 14:50:20

Carrier Sense Multiple Access (CSMA) is a network protocol for carriertransmission that operates in the Medium Access Control (MAC) layer. It senses or listens whether the shared channel for transmission is busy or not, and transmits if the channel is not busy. Using CMSA protocols, more than one users or ... Read More

Radio Frequency IDentification (RFID)

Moumita

Moumita

Updated on 11-Sep-2020 11:10:47

Radio Frequency Identification (RFID) is the application of radio waves to read and capture information stored on tags affixed to objects. RFID readers are installed at tracking points and can read information from tags when they come into range, which can be of several feet radius. A tag need not ... Read More

The Bluetooth Frame Structure

Moumita

Moumita

Updated on 11-Sep-2020 10:49:51

The Bluetooth network technology connects mobile devices wirelessly using short-wavelength, ultra-high frequency (UHF) radio waves over a short range to form a personal area network (PAN). Data is transferred between the Bluetooth devices as data frames. Two basic frame formats are defined, for transmitting data at basic data rate and ... Read More

Asynchronous Connection-Less (ACL) Link

Moumita

Moumita

Updated on 11-Sep-2020 10:48:24

Bluetooth link layers define two types of data links, Asynchronous Connection-Less (ACL) Link, being one of them. It is the type of link used for transmission of general data packets using Bluetooth connection. ACL is a point – to – multipoint link used for irregular traffic between a master device ... Read More

Synchronous Connection-Oriented (SCO) Link

Moumita

Moumita

Updated on 11-Sep-2020 10:43:39

Bluetooth link layers define two types of data links, Synchronous Connection Oriented (SCO) link, being one of them. SCO is a symmetric, point-to-point link between the master device and the slave device connected via Bluetooth.Features of Bluetooth SCO linksIn SCO, a dedicated, point-to-point link is established between the master device ... Read More

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