Effective Selling Skills depends on ........

............. devices convert human-understandable data and programs into a form that the computer can process.

The Software that is used to create text-based documents are referred to as .........

Which of the following refers to too much electricity and may cause a voltage surge

............ is a Windows utility program that locates and eliminates unnecessary fragments and recharges files and unused disk space to optimize operations.

Which of the following refers to the rectangular area for displaying information and running programs