Computer Science 145 - Rep, Storing & Retrieving Info

An introductory course in the use of data in computer systems, a core course for the Information Technology certificate. Analog vs. Digital representations of information. Formats for representing text, numbers, sound, images, etc., as strings of bits. Equations of lines and curves, modeling of synthetic scenes (i.e., ray tracing), and exploring the frequency domain. Basic information theory, use and limitations of file compression and encryption. Structured databases and how to use them. Review of historical, pre-computer methods of information representation. Prerequisites: "Basic computer literacy", i.e., user-level familiarity with a modern operating system and some experience with application programs. Tier I math skills.Recommended for First Year and Sophomore Non-Majors.

Open to undergraduate students NOT majoring in Computer Science. R1 Gen Ed CS MAJORS ARE NOT ELIGIBLE FOR THIS COURSE. STUDENTS NEEDING SPECIAL PERMISSION MUST REQUEST OVERRIDES VIA THE ON-LINE FORM: https://www.cics.umass.edu/overrides.