Is Glidden paint latex?

Glidden® Fundamentals is an interior latex paint. This product gives good coverage at a good value because it is simply paint.

Is all paint latex?

Oil based paint is a slow drying paint made with oil. Latex paints are generally better for the interior of homes and on large surfaces. Oil-based paints are generally used on metals, wood and for paintings.
Comparison chart.

Latex Paint Oil Based Paint
Composition Water-based Oil-based