Application software products are designed to satisfy a particular need of a particular environment. All software applications prepared in the computer lab can come under the category of Application software. Application software may consist of a single program, such as Microsoft's for writing and editing a simple text. It may also consist of a collection of programs, often called a software package, which work together to accomplish a task, such as a spreadsheet package. Examples of Application software are the following Payroll Software Student Record Software Inventory Management Software Income Tax Software Railways Reservation Software Microsoft Office Suite Software Microsoft Word Microsoft Excel Microsoft PowerPoin