Directory
909-794-2161 ext. 2549
DAVID LIU
Professor, Computer Information Systems
Department
COMPUTER & INFORMATION SCIENCE - CHCCourses
Spring 2026
| Ref# | Course | Sec | Title |
|---|---|---|---|
| 0476 | CIS-132 | 70Y | Systems and Network Administration |
| 0478 | CIS-136 | 70 | Introduction to Cybersecurity |
| 0480 | CIS-137 | 72 | Cybersecurity Essentials |
| 0482 | CIS-138 | 70Y | CCNA Cybersecurity Operations |
| 0484 | CIS-140 | 70Y | Introduction to Networks (Cisco CCNA 1) |
| 0486 | CIS-141 | 70Y | Switching, Routing and Wireless Essentials (cisco Ccna 2) |
| 0488 | CIS-142 | 70Y | Enterprise Networking, Security And Automation (cisco Ccna 3) |