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

what is the maximumm length of account information in job card of a jcl?

Accenture,

8 16985

What is EIBCALEN? Why it is used?

ADP,

9 37976

What is the RPG cycle?

CSC,

3 21137

where we can declare the files in fct and pct and ppt and rct pls give clear structure

IBM,

1 8530

abt ssa.purpose of ssa

IBM,

3 8605

I have a Physical File name 'File1', which is present in two libraries named 'LIB1' & 'LIB2'. These 2 libraries are listed in the library list. Would like to access data from this file from these two libraries using RPG program. How to do this, any idea?

4 11832

If i have updated few fields of Adabas file using UPDATE command, and after that i used display to see that field get updted or not. If in Display it showing nothng or record did not get updated then what can be the possible reasons?

Satyam, TCS,

2 10959

What is the significance of DBID used in Adabs?

1 11083

i want to learn mainframes. i completed MCA ,whats the future of mainframes

5 8889

How to get Top 10 Salaries from a Table

Accenture, HTC,

11 28093

The PGMA calls PGMB.PGMB generates a report.The report should contain the called program name(PGMA).How do i get the called program name in PGMB to print it on the spool file?(calling program name should NOT be hard coded or passed as parameter to called program?

6 12078

what is difference between DSPFD and DSPFFD?please give me real senario with good example?

1 18660

Hi,Please give me complete code with this logic. The question is how to read the records from a file with load an array of size with error condition? (The logic is Z-Add 0 IDX *LOVAL SETLL FILE READ FILE 99 *IN9 DOWEQ *OFF IDX ANDLT 99 ADD 1 IDX MOVE FIELD ARR,IDX READ FILE 99 ENDDO)please give me complete code with explanation?

1 4800

Hi, Can anybody give me real sinario for SFLRCDNBR?with example?

2 14455

Re: 01 NAME1 PIC X(13) VALUE "COBOL PROGRAMMING". 01 NAME2 PIC X(13). now I want to display the value of NAME1 in reverse order i.e value should be displayed as "GNIMMARGORP LOBOC" HOW can I do that ??? please let me know if any one knows it.

IBM,

2 9540

Un-Answered Questions { MainFrame }

what is difference bt COND, REGION & TIME parameters at JOB & EXEC. give an exp.

9105

How to find the number of rows in a db2 table?

1120

How to alter the parameters for the existing gdg?

1204

what is a corelated subquerry?

1122

What is the problem of ordered sequential files access?

1161

Write a program to explain size error.

1200

What does a deadlock mean in DB2?

1168

I want to JCL sort for Non-COMP and COMP-3 fields SORT FIELDS=(1,5,A,6,11,A,12,11,A,19,1,A,20,1,A),FORMAT=BI,EQUALS Length of comp bytes is 11 bytes which start at 6byte and 12 byte considering 11 bytes in comp-3 is 6 bytes. Can anyone tell if the above sort work SORT FIELDS=(1,5,A,6,6,A,12,6,A,19,1,A,20,1,A),FORMAT=BI,EQUALS does not works OK

1943

What is the pcp in the cics?

937

How to create a link between multiple maps in a mapset? How to make use of Transid in this case?

1885

How do I add a column to an existing table in db2?

1032

In AS/400 projects in Companies whats the meaning of production support team.what production support involves.also what work does development,maintenance involve what are the other teams or processes that are available for as400 project.

9075

How to override a dsn that is contained in a proc called by another proc? I need to do the override in the calling jcl?

1162

Explain about few error status codes of idms.

883

Tell me abt any another framework which is challening for Ibm framework

2103

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