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 16952

What is EIBCALEN? Why it is used?

ADP,

9 37947

What is the RPG cycle?

CSC,

3 21121

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

IBM,

1 8524

abt ssa.purpose of ssa

IBM,

3 8595

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 11812

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 10952

What is the significance of DBID used in Adabs?

1 11068

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

5 8864

How to get Top 10 Salaries from a Table

Accenture, HTC,

11 28036

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 12045

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

1 18628

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 4792

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

2 14449

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 9532

Un-Answered Questions { MainFrame }

how to read database records without locking them?

1832

what happens if parmparameter passes zero bytes to the program

2128

Explain the difference between dfhcommarea and tsq?

1092

What is dbd?

1006

how do you know that records are locked?

1949

What are the benefits of using the db2 database?

1224

Explain about maximum displacement?

1054

during input operation which indicator position is seton if there is a record lock?

1589

what is the procedure and explain about real time scenario.

1954

can I redistribute oorexx freely with commercial software?

1030

What is database alias db2?

1123

what happens when COND is coded in JOB statement and when COND is coded inside EXEC statement?

1294

Can records be accessed randomly in esds?

970

What is the difference between cursor stability and repeatable read isolation levels?

1169

What happens if both JOBLIB & STEPLIB is specified ?

1138

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