Control Data Corporation 3300 Reference Manual page 283

Computer systems usasi cobol/ master
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Option
Code
Meaning
OPEN
01
lINPUT
!
OPEN
OUTPUT
WITH NO REWIND
02
OPEN INPUT REVERSED
03
OPEN
1-0
04
. 1
INPUT
I
OPEN
OUTPUT
CLOSE
C1
CLOSE
C2
CLOSE WITH NO REWIND
C3
CLOSE WITH LOCK
C4
CLOSE REEL
READ (INTO)
RI
READ; AT END (sequential)
R2
READ; INVALID KEY (random)
\VRITE (FROM)
WI
WRITE (sequential)
W2
WRITE; INVALID KEY (random)
SEEK
S
SEEK; INVALID KEY
ILLEGAL OPTION
X
60229400
G-3

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