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Online Study Guide & Practice Test -- Computer Electronics Certification Exam, No. 181

A 25-question Study Guide & Practice Test, complete with rationale for each question. Includes diagrams and e-mail responses. Topics include digital fundamentals, hardware fundamentals, communication basics, memory, auxiliary storage, computer input/output, microcomputer operating systems, basic networking, and troubleshooting/upgrading. Comes complete with printed version of the Study Guide & Practice Test.