>>1
If you're an absolute beginner, start to play with PBM. It's fun and dead simple.
https://en.wikipedia.org/wiki/Netpbm
Save the file below as kaomoji.pbm, then open it in Gimp for instance.
P1
# Created by GIMP version 2.10.18 PNM plug-in
47 13
00000000000000000000000000000000000000000000000
00010001000000000000000000000000000000100001000
00100010000000000000000000000000000000010000100
01100000000000000000000000000000000000000000110
01000000000011100000110001100000111000000000010
01000000000011100000100000100000111000000000010
01000000000011100000100100100000111000000000010
01000000000000000000100100100000000000000000010
01000000000000000000100100100000000000000000010
01100000000000000000011011000000000000000000110
00100000000000000000000000000000000000000000100
00010000000000000000000000000000000000000001000
00000000000000000000000000000000000000000000000