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Program to generate Telephone Bill.

  1:         IDENTIFICATION DIVISION.
  2:                 PROGRAM-ID. Q14.
  3:         ENVIRONMENT DIVISION.
  4:          CONFIGURATION SECTION.
  5:                 SOURCE-COMPUTER. IBM PC.
  6:                 OBJECT-COMPUTER. IBM PC.
  7:          INPUT-OUTPUT SECTION.
  8:           SELECT CUSTOMER-REC-FILE ASSIGN TO "CUST_REC.DAT" ORGANIZATION
  9:             IS  SEQUENTIAL.
 10:           SELECT OUT-FILE ASSIGN TO "TELBILL.TXT".
 11:                         
 12:         DATA DIVISION.
 13:           FILE SECTION.
 14:         FD    CUSTOMER-REC-FILE.
 15:         01    IN-REC.
 16:                 02      IN-CUST-ID PIC 999999.
 17:                 02      IN-CUST-NAME  PIC A(20).
 18:                 02      IN-CUST-ADDRESS PIC X(30).
 19:                 02      IN-METERED-PULSES PIC 9(4).
 20:                 02      IN-TELNO PIC 9(6).
 21:         FD    OUT-FILE.
 22:         01    OUT-REC PIC X(80).  
 23: 
 24: 
 25: 
 26:           WORKING-STORAGE SECTION.
 27:         77    EOF PIC X VALUE "N".
 28:         77    HEADING1 PIC X(80) VALUE ALL  "-".
 29:         77    COMPANY-TITLE PIC X(80) VALUE
 30:         " AIRTEL TELEPHONE SERVICE ---- BHARTI TELENET LTD.".
 31:         01    CUST-ID-LINE.
 32:                 02  F PIC X(18) VALUE "CUSTOMER ID NO.: ".
 33:                 02  CUST-ID PIC 9(6).
 34:                 02  F PIC X(37) VALUE "  TELEPHONE CHARGES FOR THE MONTH ".
 35:                 02  BILL-MONTH PIC X(10).
 36:         01    OUT-FORMAT.
 37:                 02  CUST-NAME PIC A(15).
 38:                 02  PHONE-NO PIC ZZ9999.
 39:                 02  F PIC X(10) VALUE SPACES.
 40:                 02  METRED-PULSES PIC ***9.
 41:                 02  F PIC X(10) VALUE SPACES.
 42:                 02  BILL-DUE PIC ****.**.
 43:                 02  F PIC X(10) VALUE SPACES.
 44:                 02  LATE-BILL PIC ****.**.
 45:             
 46:         01    TITLE-LINE.
 47:                 02 F PIC X(80) VALUE " CUSTOMER NAME | TEL NO | METRED PUL
 48:       -          "SES | NET CHARGES | CHARGES AFTER 15 DAYS *".
 49:         01      ISSUE-DATE-LINE.
 50:                02 F PIC X(20) VALUE " DATE OF ISSUE : ".
 51:                02 CURR-MONTH PIC X(40).
 52:         01     FOOTER-LINE.
 53:                02 F PIC X(80) VALUE " *: 15 DAYS FROM THE DATE OF ISSUE AS
 54:       -         " STATED ABOVE".
 55:         77      CHARGES PIC 9(4)V99.
 56:         77      PULSES PIC 9(5).
 57:         PROCEDURE DIVISION.
 58:         MAIN-PARA.
 59:         DISPLAY "PLS. ENTER CURRENT DATE".
 60:         ACCEPT  CURR-MONTH .
 61:         OPEN INPUT CUSTOMER-REC-FILE  OUTPUT OUT-FILE.
 62:         DISPLAY "PLS. ENTER THE MONTH FOR WHICH BILL HAS TO BE GENERATED
 63:       -        ".....(EX. JAN, 2001)".
 64:         ACCEPT BILL-MONTH.
 65:         READ CUSTOMER-REC-FILE AT END MOVE "Y" TO EOF.
 66:         PERFORM CALC-PARA UNTIL EOF = "Y".
 67:         DISPLAY "THE TELEPHONE BILL IS GENERATED.".
 68:         CLOSE CUSTOMER-REC-FILE , OUT-FILE.
 69:         STOP RUN.
 70: 
 71:         HEADER-PARA.
 72:         WRITE OUT-REC FROM HEADING1 .
 73:         WRITE OUT-REC FROM COMPANY-TITLE.
 74:         WRITE OUT-REC FROM HEADING1.
 75:         MOVE IN-CUST-NAME TO CUST-NAME OF OUT-FORMAT.
 76:         MOVE   IN-TELNO TO PHONE-NO.
 77: 
 78:         FOOTER-PARA.
 79:         WRITE OUT-REC FROM ISSUE-DATE-LINE.
 80:         WRITE OUT-REC FROM FOOTER-LINE.
 81:         MOVE "15 DAYS FROM THE DATE OF ISSUE OF BILL." TO OUT-REC.
 82:         
 83: 
 84:         CALC-PARA.
 85:         PERFORM HEADER-PARA.
 86:         MOVE IN-CUST-ID TO CUST-ID OF CUST-ID-LINE.
 87:         WRITE OUT-REC FROM CUST-ID-LINE.
 88:         WRITE OUT-REC FROM HEADING1.
 89:         WRITE OUT-REC FROM TITLE-LINE.
 90:         WRITE OUT-REC FROM HEADING1.
 91: 
 92:         MOVE IN-CUST-NAME TO CUST-NAME.
 93:         MOVE IN-METERED-PULSES TO METRED-PULSES .
 94:         MOVE IN-TELNO TO PHONE-NO .
 95:         IF IN-METERED-PULSES < 75
 96:                 COMPUTE BILL-DUE = 250.00
 97:         ELSE
 98:                 MOVE IN-METERED-PULSES TO PULSES.
 99:                 COMPUTE  CHARGES = 250.00  + ( PULSES - 75 ) * 0.8 .
100:         MOVE CHARGES TO BILL-DUE.
101:         COMPUTE CHARGES = CHARGES + CHARGES * 0.10.
102:         MOVE CHARGES TO LATE-BILL.
103:         WRITE OUT-REC FROM OUT-FORMAT .
104:         PERFORM FOOTER-PARA.
105:         DISPLAY IN-CUST-NAME.
106:         WRITE OUT-REC FROM HEADING1 AFTER ADVANCING PAGE.
107:         READ CUSTOMER-REC-FILE AT END MOVE "Y" TO EOF.
108: 

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