Las palabras reservadas del Cobol, son aquellas que el propio compilador utiliza y por lo tanto no podemos utilizar como variables en nuestros programas. Estas han ido avanzando con el paso de los tiempos y cada compilador incluso, incluyendo nuevas. Aquí voy a poner una lista de la cantidad mayor que pueda.
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»» A «« |
ACCEPT |
ACCESS |
ADD |
ADDRESS |
ADVANCING |
AFTER |
ALL |
ALPHABET |
ALPHABETIC |
ALPHABETIC-LOWER |
ALPHABETIC-UPPER |
APHANUMERIC |
ALPHANUMERIC-EDITED |
ALSO |
ALTER |
ALTERNATE |
AND |
ANY |
APPLY |
ARE |
AREA |
AREAS |
ASCENDING |
ASSIGN |
AT |
AUTHOR |
AUTO |
AUTO-SKIP |
AUTOMATIC |
AUTOTERMINATE |
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»» B «« |
BACKGROUND |
BACKGROUND-COLOR |
BACKGROUND-HIGH |
BACKGROUND-LOW |
BACKWARD |
BEEP |
BEFORE |
BELL |
BIND |
BINARY |
BLANK |
BLINK |
BLINKING |
BLOCK |
BOLD |
BOTTOM |
BY |
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»» C «« |
CALL |
CANCEL |
CD |
CF |
CH |
CHARACTER |
CHARACTERS |
CLASS |
CLOSE |
COBOL |
CODE |
CODE-SET |
COL |
COLLATING |
COLUMN |
COMMA |
COMMUNICATION |
COMP |
COMP-1 |
COMP-2 |
COMP-3 |
COMP-4 |
COMP-6 |
COMPUTATIONAL |
COMPUTATIONAL-1 |
COMPUTATIONAL-2 |
COMPUTATIONAL-3 |
COMPUTATIONAL-4 |
COMPUTE |
CONFIGURATION |
CONSOLE |
CONTAINS |
CONTENT |
CONTINUE |
CONTROL |
CONTROLS |
CONVERSION |
CONVERT |
CONVERTING |
COPY |
CORR |
CORRESPONDING |
COUNT |
CRT |
CURRENCY |
CURSOR |
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»» D «« |
DATA |
DATE |
DATE-COMPILED |
DATE-WRITTEN |
DAY |
DAY-OF-WEEK |
DE |
DEBUG |
DEBUGGING |
DECIMAL-POINT |
DECLARATIVES |
DEFAULT |
DELETE |
DELIMITED |
DELIMITER |
DEPENDING |
DESCENDING |
DESTINATION |
DETAIL |
DISABLE |
DISPLAY |
DIVIDE |
DIVISION |
DRAWN |
DUPLICATES |
DYNAMIC |
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»» E «« |
ECHO |
EGI |
ELSE |
EMI |
EMPTY-CHECK |
ENABLED |
END |
END-ACCEPT |
END-ADD |
END-CALL |
END-COMPUTE |
END-DELETE |
END-DIVIDE |
END-EVALUATEQ |
END-IF |
END-MULTIPLY |
END-OF-PAGE |
END-PERFORM |
END-READ |
END-RECEIVE |
END-RETURN |
END-REWRITE |
END-SEARCH |
END-START |
END-STRING |
END-SUBTRACT |
END-UNSTRING |
END-WRITE |
ENTER |
ENVIRONMENT |
EOL |
EOP |
EOS |
EQUAL |
ERASE |
ERROR |
ESCAPE |
ESI |
EVALUATE |
EVERY |
EXCEPTION |
EXCLUSIVE |
EXIT |
EXTEND |
EXTERNAL |
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»» F «« |
FALSE |
FD |
FILE |
FILE-CONTROL |
FILE-ID |
FILE-PREFIX |
FILLER |
FINAL |
FIRST |
FOOTING |
FOR |
FOREGROUND-COLOR |
FOREGROUND-COLOUR |
FROM |
FULL |
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»» G «« |
GENERATE |
GIVING |
GLOBAL |
GO |
GOBACK |
GREATER |
GRID |
GROUP |
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»» H «« |
HEADING |
HIGH |
HIGH-BALUE |
HIGH-VALUES |
HIGHLIGHT |
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»» I «« |
I-O |
I-O CONTROL |
IDENTIFICATION |
IF |
IN |
INDEX |
INDEXED |
INDICATE |
INITIAL |
INITIALIZE |
INPUT |
INPUT-OUTPUT |
INSPECT |
INSTALLATION |
INTO |
INVALID |
IS |
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»» J «« |
JUST |
JUSTIFIED |
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»» K «« |
KEY |
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»» L «« |
LABEL |
LAST |
LEADING |
LEFT |
LEFTLINE |
LENGTH |
LENGTH-CHECK |
LESS |
LIMIT |
LIMITS |
LINAGE |
LINGAKE-COUNTER |
LINES |
LINKAGE |
LOCK |
LOCK-HOLDING |
LOW |
LOW-VALUE |
LOW-VALUES |
LOWLIGHT |
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»» M «« |
MEMORY |
MERGE |
MODE |
MODULES |
MOVE |
MULTIPLE |
MULTIPLY |
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»» N «« |
NATIVE |
NEGATIVE |
NEXT |
NO |
NO-ECHO |
NOT |
NUMBER |
NUMERIC |
NUMERIC-EDITED |
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»» O «« |
OBJECT-COMPUTER |
OCCURS |
OF |
OFF |
OMITTED |
ON |
OPEN |
OPTIONAL |
OR |
ORDER |
ORGANIZATION |
OTHER |
OTHERS |
OUTPUT |
OVERFLOW |
OVERLINE |
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»» P «« |
PACKED-DECIMAL |
PADDING |
PGE |
PAGE-COUNTER |
PERFORM |
PIC |
PICTURE |
PLUS |
POINTER |
POS |
POSITION |
POSITIVE |
PREVIOUS |
PRINT-CONTROL |
PRINTING |
PROCEDURE |
PROCEDURES |
PROCEED |
PROGRAM |
PROGRAM-ID |
PROMPT |
PROTECTED |
PURGE |
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»» Q «« |
QUEUE |
QUOTE |
QUOTES |
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»» R «« |
RANDOM |
RD |
READ |
READERS |
RECEIVE |
RECORD |
RECORDING |
RECORDS |
REDEFINES |
REEL |
REFERENCE |
REFERENCES |
RELATIVE |
RELEASE |
REMAINDER |
REMOVAL |
RENAMES |
REPLACE |
REPLACING |
REQUIRED |
REPORT |
REPORTING |
REPORTS |
RERUN |
RESERVE |
RETURN |
RETUNRNIN |
RETURN-CODE |
RETURN-UNSIGNED |
REVERSE |
REVERSE-VIDEO |
REVERSED |
REWIND |
REWRITE |
RF |
RH |
RIGHT |
ROLLBACK |
RUN |
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»» S «« |
SAME |
SCREEN |
SD |
SEARCH |
SECTION |
SECURE |
SECURITY |
SEGMENT |
SEGMENT-LIMIT |
SELECT |
SEND |
SENTENCE |
SEPARATE |
SEQUENCE |
SEQUENTIAL |
SET |
SIGN |
SIZE |
SORT |
SORT-MERGE |
SOURCE |
SOURCE-COMPUTER |
SPACE |
SPACES |
SPECIAL-NAMES |
STANDARD |
START |
STATUS |
STOP |
STRING |
SUBTRACT |
SUPPRESS |
SYMBOLIC |
SYNC |
SYCHRONIZED |
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»» T «« |
TAB |
TALLYNG |
TAPE |
TERMINAL |
TERMINATE |
TEST |
TEXT |
THAN |
THEN |
THROUGH |
THRU |
TIME |
TIMES |
TO |
TOP |
TRAILING |
TRUE |
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»» U «« |
UNDERLINE |
UNDERLINED |
UNIT |
UNLOCK |
UNSTRING |
UNTIL |
UP |
UPDATE |
UPDATES |
UPON |
USAGE |
USE |
USING |
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»» V «« |
VALUE |
VALUES |
VARYING |
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»» W «« |
WHEN |
WITH |
WORDS |
WORKING-STORAGE |
WRITE |
WRITERS |
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»» Z «« |
ZERO |
ZEROS |
ZEROES |
Además de todas éstas palabras, cada compilador ha ido incorporando nuevas a su lista, debido principalmente a la incorporación de aspectos destinados a la programación gráfica. Entre ellos podemos citar algunos de los nuevos incorporados por Acucobol:
ATTRIBUTE |
AUTO-MINIMIZE |
AUTO-RESIZE |
BOX |
BOXED |
CCOL |
CELL |
CELLS |
CENTERED |
COLOR |
COLOUR |
CSIZE |
CYCLE |
DESTROY |
DOUBLE |
DOWN |
ENCRYPTION |
END-DISPLAY |
EVENT |
FEXTERNAL-FORM |
FILE-PREFIX |
FLOAT |
FLOATING |
FONT |
GRAPHICAL |
HANDLE |
HEIGHT |
HELP-ID |
ICON |
ID |
IDENTIFIED |
INQUIRE |
LINK |
LOWER |
MANUAL |
MENU |
MESSAGE |
MODAL |
MODELESS |
MODIFY |
NULL |
NULL |
OBJECT |
ONLY |
OVERLAPPED |
PARAGRAPH |
POP-UP |
PRIORITY |
PROPERTY |
RESIZABLE |
SCROLL |
SHADOW |
STYLE |
SYSTEM |
SYSTEM-INFO |
TABLE |
TERMINAL-INFO |
THREAD |
TITLE |
TITLE-BAR |
TOOL-BAR |
TRANSACTION |
UPPER |
VISIBLE |
WAIT |
WIDTH |
WINDOW |
WRAP |
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Disculpad, por si alguna se me ha olvidado.