output in a useful format to the user.
The term computer stands for
Characteristics of Computer
 The ability to take information and to store that information for future retrieval. >> Versatile
 The ability to take in and store a small variety of instructions for execution. >>Reliability
 The ability to use simple logical rules to make decisions for their own internal controls or for the
Control some external activities done by computer. >> No IQ
 The ability to communicate with other computer systems. >> Sharing
 To carry out computations and analysis accurately and speedily. >>Accuracy
Functions of a Computer
Storing: Refers to the holding of data and instructions in the computers main memory for future
Processing: Refers to performing operations both arithmetic and logical manipulation of data
Into computer so that useful information may be taken out of the entered data.
Outputting: Refers to the process of showing the information or result to the user either on screen
or on Papers through the printer.
Controlling: Refers to directing all the above process in co-ordination. This controlling is done by the