perform different jobs or applications in a computer system a software needs to be written. This software is known as application software. These softwares are a series of programs, which give the computer system instructions on how to complete a particular task. There are many types of Application software each written by the manufacturer to perform a certain task. Application software can be custom written as well on the request of the user to suit the needs of the user. A few example of Applications Software areWord Processors, Accounting Programs, Sound and Video editing programs and Games.DataData is the information, which is given to the computer to be processed. The method of inputting data into a computer is known as data capture and the document from which the data is taken is known as the source document. This data can be in any form from pictures to written information for example cheque stubs, receipts, etc.InformationInformation is that which is derived or outputted by a computer system after processing the data, which was entered in the computer system. In other words it is the result of the set of actions, which a computer system was asked to carry out. This information can be given in to forms hard copy and soft copy. Hard Copy being the tangible form such as a print out and soft copy being a display on the monitor Random Access Memory (RAM)RAM or Random Access Memory is temporary memory. Data and instructions, which are currently being processed by the computer system, are stored in the RAM. Because the access is random the data and stored instructions can be accessed immediately. Information contained in the RAM can be easily changed and edited. RAM is referred to as volatile memory because the data and instructions, which are stored in the RAM is lost when the computer is switched off.Page 2Read Only Memory (ROM)ROM or Read Only Memory is permanent memory and it cannot be changed or edited like Random Access Memory (...
