Dec 07, 2025  
2025-2026 Course Catalog & Student Handbook 
    
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2025-2026 Course Catalog & Student Handbook
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IST 221 - Advanced Data Communications

Credit Hours: 3
This course is a study of the structure of the telecommunications industry. Topics include the components, services, and features of the most popular voice communications system.

Prerequisite(s): IST 252 , Minimum Grade of C


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