Sound:
018C: play_sound <sound number> at 0.0 0.0 0.0
Example:
018C: play_sound 1083 at 0.0 0.0 0.0 - sound 1
018C: play_sound 1084 at 0.0 0.0 0.0 - sound 2
Textdraw:
0ACD: show_text_highpriority "<TEXT>" time <time in milliseconds>
Example:
0ACD: show_text_highpriority "CHEAT ON" time 5000 // the text will be on your screen for 5 seconds
And it will look like this:
You can also add colors to text, just put ~<color>~ in front of the text.
Example:
0ACD: show_text_highpriority "CHEAT ~G~ON" time 5000 // will make "ON" green and it will look like this:
You have more colors here:
~R~ // red
~O~ // orange
~Y~ // yellow
~G~ // green
~B~ // blue
~W~ // white