This SMSG study guide is designed to aid the teacher in acquiring familiarity with digital computer concepts or to further his/her knowledge of the field. Suitable references for important topics are categorized as central, peripheral, or advanced. Topics covered include: (1) nature and organization of computers; (2) problem analysis; (3) algorithmic language; (4) additional sources of problems; (5) mathematics of computation; (6) applications of computer systems; (7) computer operation; and (8) non-technical views of the computer field. (MP)