Most guitars are standard 6 string tuned EADGBE. Most bass are standard 4, tuned EADG, but an octave lower than normal guitars. There are 8 string guitars but those are less common. I do not know how they are tuned. I would assume EADGBEAD. read more
Guitars usually have 6 strings, while basses usually have 4 strings. But you can get basses with 5 plus strings, and guitars with 8 strings or 12 strings. Those are generally used by fancier musicians with a lot of experience though. read more
There are variations in guitar configurations for creating different sounds, including the electric four-string bass guitar and the 12-string guitar that is played like a six-string but with two strings per note. read more
Guitars usually have six strings, although there are variations on this, the most common being a twelve-string guitar; the seven string guitar; the ukulele, which has four strings; and the bass guitar, which usually has four strings but also exists in five, six, eight, and twelve-string versions. read more