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I-O-CONTROL paragraph #1
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I-O-CONTROL paragraph #2
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I/O device
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accessing at run time
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I/O errors
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I/O exception conditions handling
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I/O handling
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AT END condition
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INVALID KEY condition
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using Declarative USE procedures
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using file status values
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using RMS completion codes
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I/O operations
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differences with RMS special registers #1
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differences with RMS special registers #2
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I/O statements
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and Screen Section video forms
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and video forms
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low-volume
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I/O system
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building a COBOL file specification
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Image activation optimization
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-include flag
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Index data item
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declaration
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modifying with SET
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where defined
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Index name
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subscript value
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compiler implementation specifications
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Indexed file
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access modes
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alternate key
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and ISAM mapping
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AT END condition
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capabilities
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creating
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creating and populating
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defining
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design considerations
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I/O statements
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index
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INVALID KEY condition
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invalid key condition
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key
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duplicate
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length
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location
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number of key data items
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compiler implementation specifications
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open modes
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optional key
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organization
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advantages
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disadvantages
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specifying
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organization (fig.)
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populating
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primary key
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processing
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reading
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dynamically
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example
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with READ PRIOR
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randomly
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example
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sequentially
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example
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reading from other language
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reorganizing
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See also Optimization
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SELECT statements
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specifying file organization and access mode
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updating
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random access mode
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sequential access mode
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updating records
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dynamically
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randomly
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example
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sequentially
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example
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valid I/O statements (tab.)
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writing
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Indexes
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initializing
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Indexing
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advantages
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efficiency order
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Indexing compared with subscripting
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INITIAL clause
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use of
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Initializing
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tables
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INPUT and OUTPUT PROCEDURE phrases
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example
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INSPECT statement
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AFTER
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BEFORE
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common errors
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CONVERTING
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function
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how the INSPECT statement inspects data
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implicit redefinition
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values resulting from (tab.)
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relationship among INSPECT argument, delimiter, item value, and argument active position (tab.)
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REPLACING option
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REPLACING phrase
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interference in the replacement argument list
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replacement argument
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replacement argument (fig.)
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replacement argument list
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replacement value
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sample (fig.)
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search argument
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sample (fig.)
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TALLYING option
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TALLYING phrase
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argument list
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arguments
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counter
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interference in the tally arguemnt list
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leading delimiter of operation (tab.)
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scan with separate tallies
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results of (tab.)
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Inspecting data
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active/inactive arguments
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BEFORE/AFTER
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finding a match
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implicit redefinition
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INSPECT operation
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interference in tally argument list
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REPLACING
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scanner setting
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tally argument
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tally counter
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TALLYING phrase
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Interference
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in replacement argument list
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in tally argument list
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Intermediate data items
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Intermediate result item
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Interprogram communication
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accessing another program's Data Division
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accessing another program's Data Division_>Linkage Section
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accessing another program's Data Division_>USING phrase
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additional information on
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argument list
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CALL statement
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passing arguments
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calling COBOL programs
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calling non-COBOL programs
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calling non-COBOL programs
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example
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calling routines
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defining the argument
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determining the type of call
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locating the result
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making the call
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calling system service routines #1
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calling system service routines #2
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checking condition values
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EXTERNAL phrase
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in a procedure call
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library return status
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VALUE IS clause
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calling system service routines condition value symbols
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common language environment
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using COBOL in
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contained programs
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COMMON clause
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GLOBAL clause
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sharing data
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sharing files
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sharing other resources
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USE procedures
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examples
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function value
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multiple run unit concepts
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calling procedures
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definition
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multiple run unit examples
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OpenVMS Alpha Calling Standard
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OpenVMS Run-Time Library routines
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OpenVMS System Services routines
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program attributes
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EXTERNAL clause
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INITIAL clause
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register and stack usage
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restrictions on
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See also Calling routines
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shareable images
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supplementary information on
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transferring execution control
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CALL statement
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transferring flow of control
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CALL statement
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nesting
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EXIT PROGRAM statement
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Invalid key condition
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planning for
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INVALID KEY phrase
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use of
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