Effort Estimation In software development, effort estimation is the process of predicting the most realistic amount of effort (expressed in terms of person-hours or money) required to develop or maintain software based on incomplete, uncertain and noisy input. Effort estimates may be used as input to project plans, iteration plans, budgets, investment …
Inventory Inventory is a physical resource that a firm holds in stock with the intent of selling it or transforming it into a more valuable state. Inventory System Inventory System is a set of policies and controls that monitors levels of inventory and determines what …
Field Testing Field testing is performed to ensure the device is built to standardized specifications by validating the device hardware and software. A few of the things this involves are checking basic features like Call performance (monitor point and monitor route testing), interoperability testing and …
What is Risk ? Risk is an uncertain future event or condition that, if it occurs, has a negative impact on a project’s objectives. Project Risk is always in the future. Issue: A risk that has become a reality due to an event called a …
What is End To End Testing ? End-to-end testing is a methodology used to test whether the flow of an application is performing as designed from start to finish. The purpose of carrying out end-to-end tests is to identify system dependencies and to ensure that the …
What is a Shell ? The shell is the program that waits for you to type in a Unix command and then press the return key. Then the shell handles the execution of your command. Common Shells C Shell (/bin/csh) Turbo C Shell (/bin/tcsh) Korn …
Informatica ILM – Overview Informatica ILM : A firm which has acquired 100TB of data from its various landscapes in its production environment. The firm is using a Full Copy (Clones) to all its non-production environments like, development, QA, Testing, Training, Pre-production and a couple …
Sql *Loader Sql *Loader is a high speed data loading utility supplied by Oracle that loads data from external files into table in an Oracle Database. It can accepts data in variety of formats, can perform transformation, filtering and can load into multiple tables from …
Java Collections Framework The Java language API provides many of the data structures from this class for you.It defines a “collections” as “an object that represents a group of objects”. It defines a collections framework as “a unified architecture for representing and manipulating collections, allowing …
Data Models A data model (or datamodel) is an abstract model that organizes elements of data and standardizes how they relate to one another and to properties of the real world entities. For instance, a data model may specify that the data element representing a car be composed of a …