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Articles by Mithlesh Upadhyay
34 articles
Operating System Based Virtualization
There are several benefits to using operating system-based virtualization. You can run multiple operating systems on the same physical hardware. This can be useful for testing different operating systems, running legacy applications, or saving space on your computer. Another advantage is that it can improve performance. By isolating each operating system from others, virtualization software can prevent conflicts and improve overall system performance. It creates a layer of abstraction between the hardware and the operating systems. The virtualization software is installed on the host operating system. It manages this layer of abstraction and allows guest operating systems to access ...
Read MoreOverview of Desk Area Network (DAN)
In today's world, multimedia apps are important part of our lives. These use various formats, i.e., audio, video, images, and text. But, multimedia apps also present challenges to the design and performance of computer systems and networks. The most important challenge is how to connect different devices and components involved in multimedia processing and communication efficiently and reliably. To address this challenge, Desk Area Network (DAN) has been introduced. It is interconnection of computer equipment based on the Asynchronous Transfer Mode (ATM). ATM is high-speed networking protocol that operates on the data link layer of the Open Systems Interconnection (OSI) ...
Read MoreOverview of Application Delivery Network (ADN)
Today, everyone uses digital devices to access websites and applications on the Internet. This has increased the need for cost-effective networks and better application delivery. To meet this demand, the Application Delivery Network (ADN) concept was developed. ADN reduces the load times. It solves IT problems faster. It ensures secure access to applications with proper visibility and availability. Application Delivery Network Application Delivery Network (ADN) is network architecture. It improves delivery of web applications to end users across different locations and devices. It has three components. These are Application Delivery Controllers (ADCs), WAN Optimization Controllers (WOCs) and Application Protection Appliances ...
Read MoreOutdoor Mobility Model | Gauss-Markov
Mobility models simulate the movements of mobile nodes in network. They are for ad-hoc network research. Mobility models can affect performance and behavior of various network protocols. There are different types of mobility models. These depend on whether the movements of mobile nodes are dependent and independent of each other (group and entity mobility models respectively). Gauss-Markov mobility model is an example of entity mobility model. It was proposed for simulation of personal communication service networks. This model can capture realistic characteristics of outdoor mobility. Such as randomness, correlation, and variation. model uses one tuning parameter to adjust degree ...
Read MoreOptions Field in TCP Header
TCP users send packets with data and TCP header information. The header contains source, destination, and other variables. TCP header is processed at each network device during transmission. Data remains unchanged, but header details like IP address may change. Options Field in TCP Header The TCP header has an optional options field for enhancements. It can be 0-320 bits, depending on data offset size. Options field holds various types: maximum segment size, window scaling, timestamps, etc. This field shows total option length, including kind and length. Option-data field has option details like numerical value or timestamp. ...
Read MoreOptions Field in IPv4 Header
IPv4 is used for network communication. Data packets contain important info. The IPv4 header includes an options field for flexibility and control. The options field is optional and located between header length and type of service. Its presence depends on the value in the header length field. Options Field in IPv4 Header IPv4 header contains information about the source and destination of an IP packet. It also has other parameters that affect how packets are processed by routers and hosts. It consists of a fixed part of 20 bytes, followed by an optional part of up to 40 ...
Read MoreMultilevel Association Rule in data mining
In this article, we will discuss concepts of Multilevel Association Rule mining and its algorithms, applications, and challenges. Data mining is the process of extracting hidden patterns from large data sets. One of the fundamental techniques in data mining is association rule mining. To identify relationships between items in a dataset, Association rule mining is used. These relationships can then be used to make predictions about future occurrences of those items. Multilevel Association Rule mining is an extension of Association Rule mining. Multilevel Association Rule mining is a powerful tool that can be used to discover patterns and trends. Association ...
Read MoreMultimedia Database Concepts
In this article, we will discuss multimedia databases, its data representation, data storage, data retrieval, data management and applications of multimedia databases. Introduction To store pictures, videos, and sounds that people use for learning, fun, health, and advertising. We need a multimedia database. A multimedia database has all kinds of information, like words, pictures, sounds, and videos. It keeps track of all this information and finds data easily. These databases enable the storage and retrieval of multimedia data components. All media files in these databases are stored as binary strings and encoded according to their file types. Let's explore the ...
Read MoreNoSQL Data Architecture Patterns
An architecture pattern is a way of organizing data in a logical and structured manner. So, it can be stored and accessed efficiently. NoSQL databases are different from traditional relational databases. Because Tables are not used to store data in it. It uses document-oriented, key-value or graph formats. It makes them more flexible. NoSQL databases can handle a wide variety of data types and sizes. It is suitable for big data applications. It can also provide faster performance than traditional relational databases. It is therefore ideal for applications that require real-time data processing. Architecture Patterns of NoSQL There are given ...
Read MoreObject Database Conceptual Design
You should consider the needs of the applications during designing a database. Object databases offer a unique approach to database design that can be beneficial in certain situations. In this article, we will discuss the conceptual design of object databases. Object database design Object-Oriented Model is process of representing real-world entities as objects in computer programs. It is fundamental aspect of Object Database Conceptual Design. Object-oriented modeling is more flexible and dynamic than traditional relational model. It enables developers to model complex relationships between objects more efficiently. Object-oriented modeling allows for inheritance, encapsulation, and polymorphism. It is easier to maintain ...
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