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Character Set:
To study any language, first one should know the alphabets of the language and they are termed as character set in general. There are 50 different characters in the COBOL character set.
They are listed as below:
0-9 (10 numerals)
A-Z (26 English alphabets-only capital letters)
- (hyphen or minus sign)
+ (Plus sign)
* (Asterisk)
/ (Slash)
0= (Equal sign)
$ (Currency sign)
, (Comma)
; (Semi colon)
. (Period or decimal point)
" (Quotation mark)
( (Left Parenthesis)
) (Right Parenthesis)
> (Greater than symbol)
< (Less than symbol)
The characters 0-9 are known as numeric characters or digits. The characters A-Z are known as letters and the remaining characters are known as special characters. The space or blank character in many cases is treated as a letter.
PROCEDURE DIVISION statements for the relative files: The statements OPEN, CLOSE, READ, WRITE and REWRITE that are available for sequential files are also available for the re
DELETE STATEMENT: The format of the delete statement is as shown below: DELETE file-name RECORD [ ; INVALID KEY imperative-statement ] Whenever the ACCESS MOD
PROGRAMS FOR REDEFINES CLAUSE: We have to write a simple program to explain the REDEFINES clause at 01 level. identification division. program- id. Redef. environment
LABEL RECORD CLAUSE: This clause specifies whether or not the standard header and trailer labels must be present in the magnetic-tape files. VALUE OF CLAUSE: The VAL
BLANK WHEN ZERO: BLANK WHEN ZERO is an editing clause that may be used along with a picture. This will set the whole data item to blanks of its value is equal to zero. Though,
Name the divisions in a COBOL program are given below DENTIFICATION DIVISION DATA DIVISION ENVIRONMENT DIVISION PROCEDURE DIVISION.
Literals: The actual values can too appear in a program. These values are termed as literals. For illustration, the statement MOVE 0 TO TOTAL indicates that the value zero wil
PROGRAM FOR IF -ELSE: We have to write a program to check whether the given number is ODD or EVEN. You can use IF..ELSE. Identification division. Program- id. IfElse.
The LENDER Bank offers mortgages on homes valued up to $500,000. The required down payment is calculated as follows: 4% of the first $60,000 borrowed 8% of the next $30,000 borro
CLOSE STATEMENT: When the processing of a file is completed, then the file may be closed. This is completed with the help of the CLOSE-verb. The form of the CLOSE statement is
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