CS 423

Spring 2026 All Classes

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Operating Systems Design

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Credit: 3 OR 4 hours.

Organization and structure of modern operating systems and concurrent programming concepts. Deadlock, virtual memory, processor scheduling, and disk systems. Performance, security, and protection.

Same as CSE 423. 3 undergraduate hours. 3 or 4 graduate hours. Prerequisite: One of CS 241, CS 341, or ECE 391.

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CS 423 class schedule data for spring 2026
	CRN	Type	Section	Time	Day	Location	Instructor	Section Details
	31379	Lecture-Discussion	CG	2:00PM -3:15PM	TR	1310 Digital Computer Laboratory	Kesavan, R	Part of Term: 1 Date Range: 01/20/26-05/06/26 Section Info: For up-to-date information about CS course restrictions, please see the following link: http://go.cs.illinois.edu/CSregister Restriction(s): Restricted to Graduate - Urbana-Champaign. Not intended for MCS: Computer Sci OFF - UIUC or MCS:Computer Sci Online -UIUC. Not intended for First Time Freshman students.
	31378	Lecture-Discussion	CU	2:00PM -3:15PM	TR	1310 Digital Computer Laboratory	Kesavan, R	Part of Term: 1 Date Range: 01/20/26-05/06/26 Credit: 3 hours Section Info: This section is open to CS and blended CS majors initially. On January 3 it will open to CompE. On January 7 it will open to all Grainger tuition students, and on January 10 to all campus undergraduates. Restriction(s): Restricted to Undergrad - Urbana-Champaign.