Computer Applications and Office Systems

Cascade TEB 202, 971-722-5603 | Sylvania TCB 312, 971-722-4393 | Rock Creek Bldg. 7 Rm. 202, 971-722-7770 | SE Center MTH 128, 971-722-6281

CAS student with instructor

The Computer Applications and Office Systems (CAS/OS) program prepares students for careers in two large and growing fields: administrative support and web site development and design. Many students take these courses to improve their current job skills or to learn new skills to help them move into a new career. The CAS/OS classes will support students in many other academic endeavors.

Degrees and Certificates

In this program you can earn the following:


  • Associate of Applied Science, Administrative Assistant
  • Associate of Applied Science, Administrative Office Professional
  • Associate of Applied Science, Website Development and Design


  • One-Year Certificate, Administrative Assistant
  • One-Year Certificate, Website Development and Design
  • Less than One-Year Certificate, Virtual Assistant
  • Less than One-Year Certificates: Career Pathways
    • Basic Computer Literacy
    • Word Processing
    • Spreadsheet
    • Office Assistant
    • Web Assistant I
    • Web Assistant II
  • Marketable Skills Awards

See the Catalog for information regarding program requirements. All CAS/OS courses applied to a certificate or degree must be passed with a ā€œCā€ grade or better.

CAS/OS Program News

  • A new Virtual Assistant Certificate was officially approved by the State of Oregon. All courses are available online.
  • For the benefit of our students, nearly all CAS/OS courses are offered in both a distance learning and computerized classroom format.

What's Next?

  1. Apply for admission to PCC.
  2. Meet with a CAS/OS instructor for advising and pick up a Recommended Course Sequence handout.
  3. Contact the admissions office and let them know which degree or certificate you have decided to pursue.

Course of Study

Employment Prospects

Gainful Employment Disclosure

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