21. Save operation means
22. CAD software is most likely to be used by
23. A spooler is a
24. The problem with .... file is that they slow your computer's operation
25. User action such as keystroke or mouse click are referred to as
26. Which is not external command?
27. What is the method of handling deadlocks?
28. To delete a file without allowing it to store in recycle bin
29. Operating system is a ......
30. To display a shortcut menu for an object you use
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