renamed CBL, JCL files and updated .md

Signed-off-by: Athar Ramzan <atharramzan.ofi@gmail.com>

Author: oathar

COBOL Programming Course #2 - Learning COBOL/COBOL Programming Course #2 - Learning COBOL.md

@@ -2814,19 +2814,19 @@ Understand how case sensitivity in COBOL string comparisons can cause logical er
 
 **Required Files:**
 
-- `CBL0066.cbl` - COBOL program source
-- `CBL0066J.jcl` - JCL job to compile and execute
+- `CBL006A.cobol` - COBOL program source
+- `CBL006AJ.jcl` - JCL job to compile and execute
 - `id.DATA` - Input data file
 
 All files are available in your VS Code Zowe Explorer.
 
 ### Instructions
 
-1. Open `CBL0066.cbl` from your VS Code Zowe Explorer.
+1. Open `CBL006A.cobol` from your VS Code Zowe Explorer.
 
     This program reads account records and counts how many clients are from `"New York"`.
 
-2. Submit the JCL job `CBL0066J.jcl`. View the job output from the JOBS section.
+2. Submit the JCL job `CBL006AJ.jcl`. View the job output from the JOBS section.
 - Confirm that no syntax or runtime errors occurred.
 - Now carefully read the final line of the report. `New York Clients = 000`
 
@@ -2836,10 +2836,10 @@ Ask yourself: *Is this the number of New York clients you expected?*
 
 3. Based on your understanding, where do you think the bug lies?
 - Consider the case format of both the **comparison string** and the **actual data** from the file (id.DATA).
-4. Go and update the source code CBL0066.cbl . 
+4. Go and update the source code `CBL006A.cobol` . 
 - Modify the string literal in the IF condition to match the exact case format found in the data file
-5. Save your changes to `CBL0066.cbl`
-6. Recompile and resubmit the job `CBL0006J.jcl`
+5. Save your changes to `CBL006A.cobol`
+6. Recompile and resubmit the job `CBL006AJ.jcl`
 7. Verify that the report now correctly shows: `New York Clients = 005`
 
 ![](Images/image072.png)

COBOL Programming Course #2 - Learning COBOL/Labs/cbl/CBL0066.cobol renamed to COBOL Programming Course #2 - Learning COBOL/Labs/cbl/CBL006A.cobol

@@ -1,7 +1,7 @@
       *-----------------------
        IDENTIFICATION DIVISION.
       *-----------------------
-       PROGRAM-ID.    CBL0006
+       PROGRAM-ID.    CBL006A
        AUTHOR.        Otto B. Boolean.
       *--------------------
        ENVIRONMENT DIVISION.

COBOL Programming Course #2 - Learning COBOL/Labs/jcl/CBL0066.jcl renamed to COBOL Programming Course #2 - Learning COBOL/Labs/jcl/CBL006AJ.jcl

@@ -1,15 +1,15 @@
-//CBL0066J JOB 1,NOTIFY=&SYSUID
+//CBL006AJ JOB 1,NOTIFY=&SYSUID
 //***************************************************/
 //* Copyright Contributors to the COBOL Programming Course
 //* SPDX-License-Identifier: CC-BY-4.0
 //***************************************************/
 //COBRUN  EXEC IGYWCL
-//COBOL.SYSIN  DD DSN=&SYSUID..CBL(CBL0066),DISP=SHR
-//LKED.SYSLMOD DD DSN=&SYSUID..LOAD(CBL0066),DISP=SHR
+//COBOL.SYSIN  DD DSN=&SYSUID..CBL(CBL006A),DISP=SHR
+//LKED.SYSLMOD DD DSN=&SYSUID..LOAD(CBL006A),DISP=SHR
 //***************************************************/
 // IF RC = 0 THEN
 //***************************************************/
-//RUN     EXEC PGM=CBL0066
+//RUN     EXEC PGM=CBL006A
 //STEPLIB   DD DSN=&SYSUID..LOAD,DISP=SHR
 //ACCTREC   DD DSN=&SYSUID..DATA,DISP=SHR
 //PRTLINE   DD SYSOUT=*,OUTLIM=15000