This document provides a marking grid for assessing a learner's skills in PC operations. It outlines 5 lessons covering using IT systems, managing information storage, safety and security practices, maintaining systems and troubleshooting problems, and working with a PC. For each lesson, it lists specific assessment criteria and provides a scale for grading performance from outstanding to poor. The assessor would use this grid to evaluate the learner's skills and assign marks for each criterion and overall grade.