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GIVING file-name-5.
The input files to be merged through the MERGE statements which are specified in the USING phrase. These files should be sequential files and should be sorted on the merge keys. The SORT statement rules in respect of the ASCENDING/DECENDING KEY phrase are also applicable in this situation.
Let us suppose that there are three zones and as such three sales files are to be merged. The Three files are named as ZONE-FILE-1, ZONE-FILE-2 and ZONE-FILE-3.
It has been supposed that all the three input files and the last merged file termed as MERGED-FILE are the tape files.
Environment Division: The Environment Division is the second division in the COBOL source program. It is mainly machine-dependent . The computer and all the peripheral dev
Data types available in COBOL are given below Alpha-numeric (X), numeric (9), alphabetic (A)
SEQUENTIAL FILES WITH THE VARIABLE-LENGTH RECORDS: The Magnetic - tape or disk files can hold variable-length records. In this situation the file can have records with various
Write a COBOL IF sentence to use the values of numeric variables EXAM and COURSEWORK , both assumed to be with format PIC 999 and in the range 0 to 100 and to move the value:
COMPUTE VERB: The COMPUTE verb is very powerful. All the evaluations performed by the other 4 verbs can also be completed easily by using the COMPUTE verb. Its normal format i
INDEXED TABLES: The OCCURS clause that is used to define tables can optionally have an INDEXED phrase. This phrase involves the names of data items which are to be used as sub
Format for COBOL Programs: The COBOL is a high-level language. Therefore, a COBOL program can be executed on a computer for which a COBOL compiler exists. The compiler transla
NONSTANDARD CLAUSES: The various clauses explained above are as per the ANSI standard. Also, most compilers provide for additional nonstandard clauses to meet the specific nec
PROGRAM FOR PERFORM - THRU: We have to write a program to elaborate PERFORM ...THRU statement Identification division. Program- id. Perfthru. Environment division.
Selection of file Organization: While designing a file, the programmer should select an appropriate association for a file. The order in which the choice is to be made is as s
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