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PROGRAM FOR PERFORM - THRU:
We have to write a program to elaborate PERFORM ...THRU statement
Identification division.
Program- id. Perfthru.
Environment division.
Data division.
Procedure division.
Para-1.
Display(1 1) erase.
Display "ABC".
Perform para-2 thru para-4.
Display "XYZ".
Stop run.
Para-2.
Display "DEF".
Para-3.
Display "GHI".
Display " Gandhi".
Para-4.
Display "Bharathiar".
The output of the above program will be ABC
DEF
GHI
Gandhi
Bharathiar
XYZ
PROGRAM FOR INDEXED SEQUENTIAL FILE CREATION: We have to write a program to create an Indexed Sequential File in a dynamic mode for Student particulars. Suppose just 3 fields:
DELETE STATEMENT : The file should be opened in the I-O mode. If the access is SEQUENTIAL, the INVALID KEY phrase must be specified. Rather than, the last input-output state
FILE-CONTROL paragraph for the indexed files: The common format for the SELECT clause for a file is as shown below: SELECT file-name ASSIGN TO implementor -name
READ STATEMENT: The aim of this verb is to make available the next logical record from the input file. It is important to note the meaning of the "next" logical record in the
How do I move a single QUOTE to a field or set the value clause? "''" does not work?
PROGRAM FOR SCREEN SECTION WITH FILES: identification division. program- id. environment division. input-output section. file-control. select
Program for Sequential File Creation & Rewriting We have to write a program to create a Length file with just two fields: l (Length) and l-c (Length-Code). Add a few records.
Example of Special-names: Consider the illustration: Let the SPECIAL-NAMES paragraph be as shown: SPECIAL-NAMES. CHANNEL 1 IS PAGE-TOP. The Channel is related with the t
RELATIVE FILES: The Files that are stored on a direct access storage medium like magnetic disk are frequently known as direct access files. The COBOL supports three different
Picture Clause: The picture clause explains the general characteristics of an elementary data item. These characteristics are elaborated below: Class: In COBOL the
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