Network Layer

Introduction of OSI Network Layer The network layer is the 3rd layer of the OSI model from the bottom side(Physical Layer). This layer lies in between the Data link layer and the Transport layer. Characteristics of OSI Network Layer The unit of data at the network layer is popularly called Data Read more…

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Data Link Layer

Introduction This is the 2nd layer of the hierarchical OSI model. This layer lies in between the physical layer and the network layer. This is considered as the Lower layer of the OSI model. Features The Data Link Layer performs its functions in the LAN area mainly. The main network Read more…

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Physical Layer

Introduction The physical layer is the lowest layer/Layer 1 of the OSI model. Features The data units in this layer are called Signals(analog or digital) of Bits. The main network devices used/found in the Physical layer are a Repeater and Hub i.e., this layer does not work with devices having Read more…

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CSS Text Box

Example : How to set color/forecolor and background color in a CSS text box? Example : How to align the text in a text box using CSS? Example : How to make some space/indent in a text box/paragraph using CSS? Example : How to make a text box to convert any Read more…

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IGNOU BCA & MCA Syllabus

Click Here for Other Important IGNOU’s Link  IGNOU MCA(New) Syllabus First Year I Semester (20 Credits) II Semester (20 Credits) MCS-211  Design & Analysis of Algorithm (4 Credits) MCS – 218  Data Communication & Computer Networks (4 Credits) MCS-212 Discrete Mathematics (4 Credits) MCS – 219 Object Oriented Analysis & Design Read more…

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