physical design tutorial

Special forms required, including online forms. It describes the inputs (sources), outputs (destinations), databases (data stores), procedures (data flows) all in a format that meets the user requirements. Slovak / Slovenčina Physical Design NPTEL Video Tutorials by Prof. Indranil Sengupta, IIT Kharagpur. It defines the structure and relationship between various modules of system development process. Input files, their source, output files, and their destinations. Master file − It contains the current information for a system. Operations documentation should be clear, concise, and available online if possible. Scripting appears to be disabled or not supported for your browser. A function hierarchy diagram or web page map that graphically describes the program structure. For example, storing Zipcode.

For example, vendor code, student name.

Finnish / Suomi It helps users, managers, and IT staff, who require it. It facilitates the training of new user so that he can easily understand the flow of system. Polish / polski Chinese Traditional / 繁體中文 In this phase, the complex activity of system development is divided into several smaller sub-activities, which coordinate with each other to achieve the main objective of system development. Most of the system documentation is prepared during the system analysis and system design phases. Physical Database Design It is the process of transforming a logical data model into a physical model of a database. System documentation provides the basis for understanding the technical aspects of the IS when modifications are made. It is the phase where the SRS document is converted into a format that can be implemented and decides how the system will operate. Search in IBM Knowledge Center. By commenting, you are accepting the After the implementation of system if the system is working improperly, then documentation helps the administrator to understand the flow of data in the system to correct the flaws and get the system working. Logical design pertains to an abstract representation of the data flow, inputs, and outputs of the system. For example, Addresses of the employees.

Standard Cell Libraries. Devising a test and implementation plan, and specifying any new hardware and software. Address is calculated from the value stored in the record’s key field. File Access methods allow computer programs read or write records in a file. It produces the working system by defining the design specification that specifies exactly what the candidate system does. It is representation of organizational data which includes all the major entities and relationship. DISQUS terms of service. When it comes to System Design, there are following four main documentations −. French / Français Help minimize the risk of downtime in cases when the original becomes unusable.

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