linux permission folder not accessible by other user code example

Example: linux permission folder not accessible by other user

# Give the owner rx permissions, but not w 
chmod u=rx file
 
# Deny rwx permission for group and others 
chmod go-rwx file       

# Give write permission to the group
chmod g+w file

# Give execute permission to everybody
chmod a+x file1 file2

# OK to combine like this with a comma
chmod g+rx,o+x file