Course record CS

CS 523

Advanced Operating Systems

University of Illinois Urbana-Champaign

249 grades7 sections2 professors
Grades: 2013–2025
Flunk Score76/100
Strong

Professors 2 of 2

Tianyin Xu 185 grades · 5 terms · 2019–2025 3.76GPA
82.7% A
16.8% B
0.0% C
0.0% D
0.5% F

185 letter grades · 5 sections · 2019–2025

Compare with the course
Xu vs. the course average
A +0.8
B −0.5
C same
D same
F −0.3

Difference in percentage points.

Each term against the course average
Fall 2019Spring 2025

0.0% withdrew · 0 of 185 enrolled.

Open full professor record
R H Campbell 64 grades · 2 terms · 2013–2017 3.70GPA
79.7% A
18.8% B
0.0% C
0.0% D
1.6% F

64 letter grades · 2 sections · 2013–2017

Compare with the course
Campbell vs. the course average
A −2.2
B +1.5
C same
D same
F +0.8

Difference in percentage points.

0.0% withdrew · 0 of 64 enrolled.

Open full professor record
Find a course or professor

Search helper · Uses this school’s records. Try “compare ECON 101” or a professor’s name.