FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -Input controls check data for accuracy and completeness when they enter the system. There are specific input controls for input authorization, data conversion, data editing, and error handling. Processing controls establish that data are complete and accurate dur-ing updating.

Detailed explanation-2: -Integrity Controls – These controls monitor data being processed and in storage to ensure it remains consistent and correct. Additional application control components include wheth-er they are preventive or detective.

Detailed explanation-3: -Output controls ensure that the results of computer processing are accurate, complete and properly distributed.

Detailed explanation-4: -Application controls are controls over the input, processing and output functions. This includes several top-level items: Ensure the input data is complete, accurate and valid.