The document provides an overview of LibreOffice applications, including Writer, Calc, Draw, and Impress, and their respective functions such as writing, calculations, drawing, and presentations. It lists important keyboard shortcut keys for various actions including cut, copy, paste, select all, save, and undo. Additionally, it details the file extensions associated with each application, such as .odt for Writer and .ods for Calc.

1. OPEN OFFICE OR LIBRE OFFICE
Name Use
LIBRE OFFICE WRITER WRITING
LIBRE OFFICE CALC
CALCULATION
LIBRE OFFICE DRAW DRAWING
LIBRE OFFICE IMPRESS
PRESENTATION
KOLORPAINT PAINTING

2. Important Writing Shortcut Keys
CUT Ctrl+X
COPY Ctrl+C
PASTE Ctrl+V
SELECT ALL Ctrl+A
SAVE Ctrl+S
UNDO Ctrl+Z

3. Applications and their File Extensions
Writer Documents .odt
Calc Documents .ods
Impress Documents .odp
Draw File .odg