Can we open close file in COBOL any number of times?

Kanbay,

01 A PIC 9. 01 B PIC 99V1. 01 C PIC 99. MOVE 1 TO A. MOVE 0.2 TO B. COMPUTE C ROUNDED TO 3/3 + A.

WHAT ALL THE CONDITIONES REQUIRED FOR USING OPEN OPCODE ON A FILE?

what is the difference between SEARCH and SEARCHALL?

what is PERFORM? and its types?

define comp?

what is the difference between comp & comp-3?

how array can be declare in cobol?

what is the difference between section,paragraph and sentences

define sort? and its syntax?

what is INPUT PROCEDURE and OUTPUT PROCEDURE?

what is redefine and its syntax?

HCL,

How can i change the below code in SQL to cobol/400? EXEC SQL SELECT COUNT(*) INTO : WS-COUNT FROM Db file WHERE Field 1 = : WS-VAR AND Field 2 = : WS-USERID END-EXEC * EVALUATE TRUE WHEN SQLCODE = +000 MOVE WS-COUNT TO Copybook field WHEN SQLCODE = +100 MOVE ZEROES TO Copybook field

How can i change the below code in SQL to cobol/400? EXEC SQL SELECT COUNT(*) INTO : WS-COUNT FROM Db file WHERE Field 1 = : WS-VAR AND Field 2 = : WS-USERID END-EXEC

HP,

When search all is used in cobol program without sorted input data