Posts by examhopeinfo@gmail.com

Sliding Window Protocols are a set of flow control mechanisms used in the Data Link Layer (and sometimes Transport Layer) to efficiently manage data transmission between sender and receiver. Unlike…

Flow control in the Data Link Layer is a technique used to manage the rate at which data is transmitted between two devices to ensure that the receiver is not…

Virtual LANs (VLANs) are a network segmentation technique that enables the creation of logically segmented networks within a physical network. A VLAN is a logical group of devices that can…

WiMAX (Worldwide Interoperability for Microwave Access) is a wireless communication technology that provides high-speed broadband internet access over a wide geographical area. It is a standardized protocol based on the…

Ethernet is a widely used LAN (Local Area Network) technology that specifies how data packets are formatted and transmitted over a network. Initially developed by Xerox Corporation in the 1970s…

The Point-to-Point Protocol (PPP) is a data link layer communication protocol used to establish a direct connection between two network nodes. It is commonly used in various types of network…

HDLC (High-Level Data Link Control) is a bit-oriented synchronous data link layer protocol that is used for communication between devices in a computer network. It was developed by the International…

The Transport Layer is the fourth layer in the OSI (Open Systems Interconnection) model, situated between the Network Layer and the Session Layer. Its primary role is to provide reliable…

The Network Layer is the third layer of the OSI (Open Systems Interconnection) model, positioned above the Data Link Layer and below the Transport Layer. Its primary function is to…