Reference 1: (2021)
https://www.bilibili.com/read/cv5517739/ Computer Postgraduate Entrance Exam Wang Dao Tianqin PDF Baidu SkyDrive (data structure, operating system, computer composition principle, computer network) (!!! The link to station b is invalid, in The link below was found in the comments section)
https://cwsong.lanzoui.com/b0cwh04lc 2021 Wangdao postgraduate entrance examination pdf ( Recommend this!!! Too strong!!! The download speed of Lanzo is really a hundred times faster than Baidu Yun!!! )
https://cwsong.lanzoui.com/i5EUighm5za 2021 Royal Computer Network.pdf
Reference 2: (2019)
https://blog.csdn.net/hy1255564202/article/details/104799336 2019 Wangdao pdf (computer network, data structure, operating system, computer composition principle) no C currency