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concatenationMeans sticking two strings together.constantA number or string which does not change as the program runs. It is stored right in theprogram line, not in a box with a name on the front. See line.CRLFShort for "Carriage Return followed by Line Feed." This is what is called just a "carriagereturn" on a typewriter. See carriage return, line feed.cursorA marker which shows where the next character on the screen or in a storage buffer willbe placed. Cursor means "runner." The cursor runs along the screen as you type. Thereare two kinds of cursors in the Commodore 64 computer:INPUT cursora flashing square on the screenPRINT cursor invisible, "shows"dataBASIC has two kinds of data: numeric and string. Logic data (TRUE, FALSE) is a typeof numeric data.debugMeans to run a program to find the errors and fix them. You fix the errors by editing theprogram. See edit.delay loopA part of the program which just uses up time and does nothing else. Example:30 FOR T=1 TO 2000:NEXT TeditThere are two kinds: editing a line and editing a program. In either kind, you areretyping parts of it to correct it.Edit modeWhen "READY." and the flashing cursor show, you are in the edit mode.awaits commands or the entering of program lines.The computerenterTo put information into the computer by typing, then pushing the RETURN key. Theinformation goes into the input buffer as it is typed. When RETURN is pushed, thecomputer uses the information.eraseTo destroy information in memory or write blanks to the screen. See clear.198

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