CS241Download as PDFComputer Operating SystemsComputer ScienceAcademic ProgramsOverviewRequisitesCollapse AllCS-151 PrerequisiteCS-151 Take CS-151; Minimum grade C-;CS-155 PrerequisiteCS-155 Take CS-155; Minimum grade C-;CS-270 or CS-228 CorequisiteCS-228 or CS-270 Take CS-270 or CS-228;