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Ecampus Schedule of Classes - Fall 2025

College of Engineering

CS 261 – Data Structures (4)

Abstract data types, dynamic arrays, linked lists, trees and graphs, binary search trees, hash tables, storage management, complexity analysis of data structures. This course may be subject to Enforced Prerequisites that restrict registration into the course. Check the offerings below for more information.

For more information, contact OSU Ecampus at 800-667-1465 (option 1) or ecampus.ess@oregonstate.edu.

Continue to Registration.

TermCRNSecCrP/NInstructorTypeStatusCapAvailWL CapWL Avail
F25119894004Scovil, R.Online Open10010000
Registration Restrictions
Enforced Prereqs: (CS 162 [C] or CS 162H [C] or CS 165 [C] ) and (CS 225 [C] or MTH 231 [C] or MTH 231H [C] )
Major Restrictions: +039, +307, +321 (Electrical and Computer Engineering, Computer Science, Mechanical Engineering)
Campus Restrictions: +DSC (Dist. Degree Corvallis Student)
College Limitations: +16 (Engr)
Class Notes: Campus restrictions for this section end Monday of Week 10.This course requires online proctored testing, which may include testing fees and the use of security measures, such as a scan of your testing environment. Please carefully review online proctor test information at: https://ecampus.oregonstate.edu/services/proctoring/Students in this section may be required to interact withteachers, teaching assistants, and students in otherconcurrent sections of the same course.

Textbooks

Syllabus: Available in Canvas to students enrolled in this course. Computer Science syllabi may also be found on the College of Engineering Course and Syllabus List.
F25137814014Scovil, R.Online Open10010000
Registration Restrictions
Enforced Prereqs: (CS 162 [C] or CS 162H [C] or CS 165 [C] ) and (CS 225 [C] or MTH 231 [C] or MTH 231H [C] )
Major Restrictions: +039, +307, +321 (Electrical and Computer Engineering, Computer Science, Mechanical Engineering)
Campus Restrictions: +DSC (Dist. Degree Corvallis Student)
College Limitations: +16 (Engr)
Class Notes: Campus restrictions for this section end Monday of Week 10.This course requires online proctored testing, which may include testing fees and the use of security measures, such as a scan of your testing environment. Please carefully review online proctor test information at: https://ecampus.oregonstate.edu/services/proctoring/Students in this sections may be required to interact withteachers, teaching assistants, and students in otherconcurrent sections of this same course.

Textbooks

Syllabus: Available in Canvas to students enrolled in this course. Computer Science syllabi may also be found on the College of Engineering Course and Syllabus List.
F25151544024Scovil, R.Online Open10010000
Registration Restrictions
Enforced Prereqs: (CS 162 [C] or CS 162H [C] or CS 165 [C] ) and (CS 225 [C] or MTH 231 [C] or MTH 231H [C] )
Major Restrictions: +039, +307, +321 (Electrical and Computer Engineering, Computer Science, Mechanical Engineering)
Campus Restrictions: +DSC (Dist. Degree Corvallis Student)
College Limitations: +16 (Engr)
Class Notes: Campus restrictions for this section end Monday of Week 10.This course requires online proctored testing, which may include testing fees and the use of security measures, such as a scan of your testing environment. Please carefully review online proctor test information at: https://ecampus.oregonstate.edu/services/proctoring/Students in this section may be required to interact withteachers, teaching assistants, and students in otherconcurrent sections of the same course.

Textbooks

Syllabus: Available in Canvas to students enrolled in this course. Computer Science syllabi may also be found on the College of Engineering Course and Syllabus List.
Find textbooks for CS 261 at the OSU Beaver Store (current term only). For questions related to course materials, contact the OSU Beaver Store.

View CS 261 for all available terms


Legend
= Signifies the course as a Baccalaureate Core Course.
= Signifies that fees may apply to the course.
+ = Include restriction.
- = Exclude restriction.
* = Prereq may be taken prior to or simultaneously with this course.