The short answer is, yes, Couscous are pasta.
Couscous are a form of pasta, which is made from hard wheat rolled into grains or beads of various sizes. Different regions of the world make couscous from millet, Barley, Cassava or Sweet Corn, well.
Other names for Couscous
Israeli couscous, Jerusalem couscous, pearl couscous, couscous, Kuskus; Maftoul, Moghrabieh; Seksu; Kusksi; Keskesu; Kouskousaki, ptitim