Skip to content
Search
  • CSTA Voice
  • Donate
  • Events

Login

This is CSTA's logo in black on a white background.
  • MembershipExpand
    • Join CSTA
    • CSTA Benefits
    • Membership Policies
    • CSTA Virtual Community
    • Affinity Groups
    • Awards
    • CSHS
    • Engage
    • Contribute to CSTA
  • ChaptersExpand
    • About CSTA Chapters
    • Find Your Chapter
  • StandardsExpand
    • PK–12 StandardsExpand
      • Standards Home
      • View Standards
      • AboutExpand
        • About the Standards
        • Defining CS
        • Clarifying the Standards
        • AI as Part of CS
        • A Sociotechnical Approach
        • Development
        • Acknowledgements
      • Glossary
      • Curriculum
      • Research
      • Resources
    • Teacher StandardsExpand
      • Standards for CS Teachers
      • Guidance for Teachers
      • Guidance for Administrators
      • Guidance for Schools of Education
    • Reimagining CS
    • AI Learning Priorities
  • Professional DevelopmentExpand
    • PD Opportunities
    • Resources Library
    • CSTA Events
    • CSTA Annual Conference
    • Guidance for PD Providers
    • CSTA Career Center
  • AdvocacyExpand
    • One Voice in CS Podcast
    • Advocate for CS
    • Guidance for Policymakers
    • CS Teacher Landscape
  • AboutExpand
    • About CSTA
    • Our History
    • Your CSTA Team
    • Join the CSTA Team
    • Your CSTA Board of Directors
    • Our Contributors
    • CSTA Store
  • CSTA Voice

Join CSTA

Login

Search
This is CSTA's logo in black on a white background.

Functionality

The features and actions that a program, app, or system is expected to perform.

Share this glossary:

Share on Facebook Share on Twitter Share via Email Share on LinkedIn Share on Pinterest

csta logo
  • Computer Science Teachers Association
  • Join CSTA
  • Events
  • Accessibility
  • Resources
  • Contact Us
Facebook Twitter Instagram

Don't miss an update

This field is for validation purposes and should be left unchanged.
  • Privacy Policy

Computer Science Teachers Association © 2026. All Rights Reserved.

  • Membership
    • Join CSTA
    • CSTA Benefits
    • Membership Policies
    • CSTA Virtual Community
    • Affinity Groups
    • Awards
    • CSHS
    • Engage
    • Contribute to CSTA
  • Chapters
    • About CSTA Chapters
    • Find Your Chapter
  • Standards
    • PK–12 Standards
      • Standards Home
      • View Standards
      • About
        • About the Standards
        • Defining CS
        • Clarifying the Standards
        • AI as Part of CS
        • A Sociotechnical Approach
        • Development
        • Acknowledgements
      • Glossary
      • Curriculum
      • Research
      • Resources
    • Teacher Standards
      • Standards for CS Teachers
      • Guidance for Teachers
      • Guidance for Administrators
      • Guidance for Schools of Education
    • Reimagining CS
    • AI Learning Priorities
  • Professional Development
    • PD Opportunities
    • Resources Library
    • CSTA Events
    • CSTA Annual Conference
    • Guidance for PD Providers
    • CSTA Career Center
  • Advocacy
    • One Voice in CS Podcast
    • Advocate for CS
    • Guidance for Policymakers
    • CS Teacher Landscape
  • About
    • About CSTA
    • Our History
    • Your CSTA Team
    • Join the CSTA Team
    • Your CSTA Board of Directors
    • Our Contributors
    • CSTA Store
  • CSTA Voice

Join CSTA