operating system software and application software
To duplicate a sheet within the same workbook, hold down the Ctrl key, then click and drag the sheet's tab.
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Microsoft Excel</h3>
Microsoft Excel is a spreadsheet program that is used for data visualization and analysis tool. You can use Excel to store, organize, and analyze data.
Worksheet is a collection of cells organized in rows and columns found in Microsoft excel. A workbook is a collection of one or more spreadsheets, also called worksheets, in a single file.
To duplicate a sheet within the same workbook, hold down the Ctrl key, then click and drag the sheet's tab.
Find out more on Microsoft Excel at: brainly.com/question/1538272
<span>Keyloggers can be either software-based or deployed via hardware, such as a
recording "dongle" that is plugged in between a keyboard and a PC.
</span><span>The keylogger is also called keystroke logger or system monitor. This technology
used to monitor and record each keystroke typed on a specific
computer's keyboard. </span>