Question: Suppose there are two users ( U 1 , U 2 ), two groups ( G 1 , G 2 ), and four files (

Suppose there are two users (U₁, U₂), two groups (G₁, G₂), and four files (F₁, F₂, F₃, F₄). We treat each of the two users and two groups as a domain and treat each of four files as an object. Place a set of rights (Read, Write, and Execute) in the boxes of the protection matrix below, representing the ownerships and permissions shown in this UNIX directory listing.

rw r r 2 U₁ G₁ 908 Nov 26 16:45 F₁

rwx r x r x 1 U₂ G₂ 432 Nov 13 12:35 F₂

rw rw 1 U₂ G₁ 50094 Nov 30 17:51 F₃

rw r 1 U₂ G₂ 13124 Nov 31 14:30 F₄

Domain	Object
Domain	F₁	F₂	F₃	F₄
U₁
U₂
G₁
G₂

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