From 266df5d32cf5ed05a4e9a1f481212e18d467191a Mon Sep 17 00:00:00 2001 From: Viktoria Konschuh Date: Thu, 21 May 2026 19:18:15 +0000 Subject: [PATCH] Edit explanation.txt --- sheet05/a1/explanation.txt | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/sheet05/a1/explanation.txt b/sheet05/a1/explanation.txt index e69de29..1c204bc 100644 --- a/sheet05/a1/explanation.txt +++ b/sheet05/a1/explanation.txt @@ -0,0 +1,6 @@ +UNIX permissions only support one Owner, one Group, and Other (UGO). +The 'Group' slot is already taken by the specific lecture group to give students write access. +If we use 'Other' to give the supervisor read access, every user on the system could read it, which would violate the requirements. +If we add the supervisor to the lecture group, they get write access, which also violates the requirements. + +Because a file cannot have multiple groups or user-specific overrides under standard UNIX permissions, this cannot be solved. \ No newline at end of file