MainFrame Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

IBM MainFrame (5234)
IBM AS400 (1355)
IBM PL/1 (31)

MainFrame Interview Questions

Questions Answers Views Company eMail

I want to declare the number of elements of an array dynamically in RPGLE ? Is it possible? If yes, then how do I do it ?

2 6304

Can a run time array be declare like below with no specified number of elements ? Is it possible ? DFLD_ARRAY 7 DIM() INZ(*blanks) What does this mean ? Does this mean that the number of array elements will be dynamically declared during run time ?

TCS,

1 6494

As400 Command to find the Name of the Program to which a Particular Module is Bound..? Ex: IC210AMR (*MODULE) is bound with Other Modules which Forms Program Object as IC210ABP(*PGM) . As400 Command to find the IC210ABP Using IC210AMR..? Thanks

CTS,

5 17217

How to send data from cobol program to jcl?

CSC,

2 9823

I have a Flat file in which certain records are present in a tabular format. I need to extract some of the records on some basis from it and copy them into a flat file...how it can be done ??

HCL,

2 9845

How to compare two files in SYNCSORT and on the mismatch record should be deleted from second file.

CSC, SPIC,

5479

Service Program : S1 Modules in S1 : M1 M1 having two procedures : ADD, SUB Current Binder Language STRPGMEXP PGMLVL(*CURRENT) EXPORT SYMBOL("ADD") EXPORT SYMBOL("SUB") ENDPGMEXP Doubt: I need to add one new Module to the Service Program M2 having one procedure ‘MULT’ How to add this new module to the service program S1 ? If I need to recreate the service program again, Do I need to mention the Module M1 again while recreating along with new Module M2? There is no Binding Directory. Binder language structure will be like this STRPGMEXP PGMLVL(*CURRENT) EXPORT SYMBOL("ADD") EXPORT SYMBOL("SUB") EXPORT SYMBOL("MULT") ENDPGMEXP STRPGMEXP PGMLVL(*PREVIOUS) EXPORT SYMBOL("ADD") EXPORT SYMBOL("SUB") ENDPGMEXP

2336

I was asked in HSBC interview following questions: 1. A string was given " techincal seminar on cobol language" Interviewer asked me to calculate the number of vowels in this string.

HSBC,

5 19835

How do you unload data from DB2 tables into a PS file.write the code and how do you do it? what will be the syntax?

DELL, HSBC,

3 18835

In a string " SEMINAR" .Replace "A" by 123. will this replacement will happen ot will it give error? If not , den what will be the output?

HSBC,

5 10685

Write a JCL by using the below requirement: File1 =1, File2 =11 and output needs to come as File3 =111?

Saggezza,

8 19360

When concatenating two PDS can any one PDS can have empty dataset i.e without any value(Dummy).

2 6977

What is the difference between READ BY ISN and FIND

2 13084

How to solve SOC7. I have the cobol coded as below 01 A PIC 9(4). 01 AIN REDEFINES A. 05 AIN1 PIC S9(4) 01 B PIC 9(4)V99. 01 BIN REDEFINES B. 05 BIN1 PIC S9(4)V99. PROCEDURE DIVISION. START-PARA. INITIALIZE A AIN B BIN. ACCEPT A B. DISPLAY 'VALUE OF A=' A. DISPLAY 'VALUE OF B=' B. DISPLAY 'VALUE OF BIN1=' BIN1. DISPLAY 'VALUE OF AIN1=' AIN1. COMPUTE AIN1 = BIN1 - AIN1. DISPLAY 'VALUE OF AIN1=' AIN1. When i'm executing this code i'm getting SOC7 for A = 12 & B=34. Can someone explain SDSF OUTPUT DISPLAY TCOM058R JOB05458 DSID 102 LINE 0 COLUMNS 02- 81 COMMAND INPUT ===> SCROLL ===> CSR ********************************* TOP OF DATA ********************************** VALUE OF A=12 VALUE OF B=34 VALUE OF BIN1=34 VALUE OF AIN1=12 CEE3207S The system detected a data exception (System Completion Code=0C7). From compile unit PROG1 at entry point PROG1 at statement 29 at compile +000004CE at address 00007ECE. Please address how to solve this issue Thanks in advance.

1 9101

How do you pass GDA into a sub program with out PDA?

IBM,

2 9937

Un-Answered Questions { MainFrame }

A table has two indexes defined. Which one will be used by the SEARCH?

1239

What is the picture clause of null indicator variable?

1089

what is file information data structure?

2120

What is null indicator in cobol db2?

1000

Does Disconnect and Connect creates page lock in IDMS ?

1423

when should I use method get, and when should I use method post in my cgis?

1076

Explain the function of the load command?

1066

Explain what all the conditiones required for using open opcode on a file?

904

List down the data types in the db2 database.

1050

under given circumstances, my cgi should link to another site. How to implement this?

950

IDENTIFICATION DIVISION. PROGRAM-ID. UPDT. AUTHOR.anbu. DATE-WRITTEN. AUG 13. ENVIRONMENT DIVISION. INPUT-OUTPUT SECTION. FILE-CONTROL. SELECT CMSTR ASSIGN TO CINP1 ORGANIZATION IS INDEXED ACCESS IS SEQUENTIAL RECORD KEY CM2-KEY FILE STATUS IS WS-CMSTR-FST. SELECT CTAB ASSIGN TO CINP2 ORGANIZATION IS ACCESS IS SEQUENTIAL RECORD KEY VSAM-WHSE- KEY FILE STATUS IS WS-CTAB- FST. DATA DIVISION. FILE SECTION. FD CMSTR. COPY RXCYFC20. FD CTAB. COPY AITYWHSE. ************************************************************ ****** *** WORKING STORAGE VARIABLES *** ************************************************************ ****** WORKING-STORAGE SECTION. 01 WS- VARIABLES. 05 WS-EB PIC X(02) VALUE ZEROES. 05 WS-DIV PIC 9(03) VALUE ZEROES. 05 WS-CMF-RECS-REWRITTEN PIC 9(01) VALUE ZERO. *** FILE STATUS VARIABLES *** 05 WS- FILESTATUS. 10 WS-CMSTR-FST PIC 9(02) VALUE ZEROES. 10 WS-CTAB-FST PIC 9(02) VALUE ZEROES. *** END OF FILE VARIABLES *** 05 WS-CMSTR-EOF PIC X(01) VALUE 'N'. 88 WS-CMSTR-EOF-YES VALUE 'Y'. 88 WS-CMSTR-EOF-NO VALUE 'N'. 05 WS-CTAB-EOF PIC X(01) VALUE 'N'. 88 WS-CTAB-EOF-YES VALUE 'Y'. 88 WS-CTAB-EOF-NO VALUE 'N'. **** ERROR VARIABLES **** 05 WC-ABEND-900 PIC 9(03) VALUE 900. 05 WE-ERR-CODE PIC 9(02) VALUE ZEROES. 05 WE-ABEND-CODE PIC 9(03) VALUE ZEROES. ************************************************************ **** ********* PROCEDURE DIVISON ********** ************************************************************ **** PROCEDURE DIVISION. 0000- BEGIN. PERFORM 1000-INITIALISE THRU 1000- EXIT. PERFORM 2000-PROCESS THRU 2000- EXIT UNTIL WS-CMSTR-EOF- YES. DISPLAY 'WS-CMF-RECS-REWRITTEN :' WS-CMF-RECS- REWRITTEN. PERFORM 5000-CLOSE THRU 5000- EXIT. GOBACK. 0000- EXIT. EXIT. 1000- INITIALISE. OPEN I-O CMSTR. EVALUATE WS-CMSTR- FST WHEN 00 WHEN 97 CONTINUE WHEN OTHER DISPLAY 'ERROR IN READING INPUT FILE: ' DISPLAY WS-CMSTR-FST MOVE WS-CMSTR-FST TO WE-ERR-CODE PERFORM 9999-ABEND-PARA THRU 9999-EXIT END-EVALUATE. OPEN INPUT CTAB. EVALUATE WS-CTAB-FST WHEN 00 WHEN 97 CONTINUE WHEN OTHER DISPLAY 'ERROR IN READING INPUT FILE: ' DISPLAY WS-CTAB-FST MOVE WS-CTAB-FST TO WE-ERR-CODE PERFORM 9999-ABEND-PARA THRU 9999-EXIT END-EVALUATE. 1000-EXIT. EXIT. 2000-PROCESS. READ CMSTR. EVALUATE WS-CMSTR-FST WHEN 00 CONTINUE WHEN 10 SET WS-CMSTR-EOF-YES TO TRUE GO TO 2000-EXIT WHEN OTHER DISPLAY 'ERROR IN READING INPUT FILE: ' DISPLAY WS-CMSTR-FST MOVE WS-CMSTR-FST TO WE-ERR-CODE PERFORM 9999-ABEND-PARA THRU 9999-EXIT END-EVALUATE IF CM2-RECORD-TYPE-SOLD-TO MOVE CM2-ENTERING-BRANCH TO WS-EB PERFORM 3000-READ THRU 3000-EXIT UNTIL WS-CTAB-EOF-YES END-IF. 2000-EXIT. EXIT. 3000-READ. MOVE WS-EB TO VSAM-WHSE-CD. MOVE 'WHSE' TO VSAM-WHSE-ID. READ CTAB. EVALUATE WS-CTAB-FST WHEN 00 MOVE WHSE-DIV-CODE TO WS-DIV PERFORM 4000-REWRITE-CMF THRU 4000-EXIT WHEN 10 SET WS-CTAB-EOF-YES TO TRUE GO TO 3000-EXIT WHEN OTHER DISPLAY 'ERROR IN READING TABLE FILE: ' DISPLAY WS-CTAB-FST MOVE WS-CTAB-FST TO WE-ERR-CODE PERFORM 9999-ABEND-PARA THRU 9999-EXIT END- EVALUATE. 3000- EXIT. EXIT. 4000-REWRITE- CMF. IF WS-DIV = 250 OR 252 MOVE 'F' TO CM2-FREIGHT- TYPE MOVE 1 TO CM2-FREIGHT-THRESHOLD- AMT ADD +1 TO WS-CMF-RECS- REWRITTEN REWRITE CM2-SOLD-TO- RECORD DISPLAY 'RECORD UPDATED' END- IF. * EVALUATE WS-CMSTR- FST * WHEN 00 * CONTINUE * WHEN OTHER * DISPLAY 'FILE NOT UPDATED' * DISPLAY WS-CMSTR- FST * MOVE WS-CMSTR-FST TO WE-ERR-CODE * PERFORM 9999-ABEND-PARA THRU 9999-EXIT * GO TO 4000-EXIT * END-EVALUATE. 4000-EXIT. EXIT. 5000-CLOSE. CLOSE CMSTR CTAB. 5000-EXIT. EXIT. 9999-ABEND-PARA. COMPUTE WE-ABEND-CODE = WC-ABEND-900 + WE-ERR-CODE CALL 'ILBOABN0' USING WE-ABEND-CODE GO TO 5000-CLOSE. 9999-EXIT. EXIT. 5000-CLOSE. CLOSE CMSTR CTAB. 5000-EXIT. EXIT. 9999-ABEND-PARA. COMPUTE WE-ABEND-CODE = WC-ABEND-900 + WE-ERR-CODE CALL 'ILBOABN0' USING WE-ABEND-CODE GO TO 5000-CLOSE. 9999-EXIT. EXIT. //this program is giving maxcc=0, but not updating..

3662

Using alternate indexes in batch program?

1042

what is difference between cobol and cobol/400

22757

What is the meaning of the enq command?

1032

Suppose I want to code a rexx program in order to get the inputfile and output files of jcl. I want code snippet or the coding for this?

887

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