This summary presents features of the uTUTOR programming language. Intended for the experienced author who needs a quick reference for the form of a tag and for some of the restrictions on commands, it does not discuss fine details of the uTUTOR language. Topics covered are: (1) calculating, including operations and symbols, system functions, random numbers, and system variables; (2) file operations, including datasets, name sets, and directories; (3) judging, including preparation for responding, modification of and matching the response, and alteration of judgment and feedback; (4) presenting, including basic display, graphics, color display, and non-screen presentation; and (5) sequencing, including automatic and key-initiated sequencing, pausing and timing, lesson connections and section, and signing off. Appendices display: (1) keysets, character codes, hexadecimal numbers, and powers of two; (2) alphabetical indexes to system variables and commands. (DB)