ISBN: 9787040507744 - 全国计算机等级考试四级教程 操作系统原理(2019年版) 教育部考试中心 著 教育部考试中心 编 (1 Ergebnisse)

paperback. Zustand: New. Paperback. Pub Date: 2018-11-01 Pages: 227 Language: Chinese Publisher: Higher Education Press. National Computer Rank Examination Grade Four: Operating System Principles (2019 Edition) According to the National Computer of the Ministry of Education Examination Center Grade exam four-level operating system principle exam outline (2018 edition) requirements.…