renaming files in bash code example

Example 1: bash rename

# Linux - Bash

# syntax:
mv <source-filename> <destination-filename>

# example-1 (fundamental - no switches):
mv "Initial_File_Name.txt" "New_File_Name.txt"

Example 2: bash rename file

mv oldname newname

Example 3: rename file linux

mv (option) filename1.ext filename2.ext