A Backing vocalist provides harmony with their voice.
PCLinuxOS , often shortened to PCLOS , is a Linux distribution , with KDE Plasma Desktop as its default user interface .. Linux. Linux kernel. KDE Plasma Desktop. KDE Plasma Desktop. Linux distribution. Linux distribution. It is a primarily free software operating system for personal computers aimed at ease of use .. free software. free software. operating system. operating system. It is considered a rolling release .. rolling release. rolling release