Top 8 Characteristics Of Software Below are the top 8 characteristic of software which makes a software complete.The importance of these quality characteristic cannot be overemphasised. Properties of software Reliability Correctness Performance Usability Interoperability Maintainability Portability Verifiability Reliability A measure of whether a user can depend on …
Master Data Management (MDM) What is Master data ? Master data is a collection of common, core entities along with their attributes and their values—that are considered critical to a company’s business, and that are required for use in two or more systems or …
IBM Cognos Connections | Tutorial Cognos Connections In Cognos accessing of data is done through cognos connections. It is a single interface. Use Cognos Connection to Work with reports Create Shortcuts, URLs, and pages and to organize entries Create and run reports and cubes Schedule …
IBM Cognos Query Studio | Tutorial Query Studio Query Studio is the reporting tool for creating simple queries and reports.In Query Studio, we can view the data create reports change the appearance of reports work with data in a report Creating a Report When a …
SAP Business Objects Information Design Tool Information Design Tool Overview The information design tool is an SAP Business Objects metadata design environment that enables a designer to extract, define, and manipulate metadata from relational and OLAP sources to create and deploy SAP Business Objects universes. …
Star and SnowFlake Schema in Data Warehousing Star Schema The star schema consists of one or more fact tables referencing any number of dimension tables. It is called a star schema because the diagram resembles a star, with points radiating from a center. The center …
Dimension & Dimension table Dimension A dimension is a structure that categorizes facts and measures in order to enable users to answer business questions. Commonly used dimensions are people, products, place and time. The dimension is a data set composed of individual, non-overlapping data elements. …
Fact table & Types of fact tables Facts A fact table is the one which consists of the measurements, metrics or facts of business process.These measurable facts are used to know the business value and to forecast the future business. Fact tables are often defined …
Usability testing Usability testing is a technique used to evaluate a product by testing it with representative users. In the test, these users will try to complete typical tasks while observers watch, listen and takes notes. Goal of usability testing is to identify any usability …
Data Modeling A Data model is a conceptual representation of data structures (tables) required for a database A data model visually represents the nature of data, business rules governing the data, and how it will be organized in the database. Data modelers are responsible for …