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 use of IEBGENER utility?

1172

what EXEC statement is and what is the syntax of EXEC statement used in JCL?

1169

what is DD statement is used in JCL?

1198

what is the use of JCL?

1158

Is it possible to code instream data in a PROC?

1332

When you specify multiple datasets in a JOBLIB or STEPLIB, what factor determines the order?

1463

I have a COBOL program that ACCEPTs some input data. How do you code the JCL statement for this?

1194

The disp in the JCL is MOD and the program opens the file in OUTPUT mode. What happens ? The disp in the JCL is SHR and the pgm opens the file in EXTEND mode. What happens ?

1546

How do you run a COBOL batch program from a JCL? How do you run a COBOL/DB2 program?

1258

How do you overcome this limitation ?

1206

What is NOTCAT ?

1334

What happens if both JOBLIB & STEPLIB is specified ?

1146

What does a disposition of (MOD,DELETE,DELETE) mean ?

1135

If I have limited experience with Rexx or it's been a long time since I've used it, what kind of help is available to get me started?

905

Can I combine uni-REXX with a compiled language in my application? What application programming interfaces are available? For example, can I share variables between uni-REXX and a compiled language?

905

Un-Answered Questions { MainFrame }

How to index LF by relative record no (RRN)

3294

On which levels locks can be applied?

1133

what is the difference between JES3 and JES2?

1133

What are the different type of meta operations available in plex

1713

Can you define notcat 2?

1040

What is the physical storage length of date data type?

1254

how would you create a temporary dataset? And where will you use them?

1406

Explain the use of DCT ?

1079

Can you define mapset?

1043

how to retrieve the instream data in sysin?

1145

Explain what is the massinsert option?

1068

What is the facility that allows mainframes to be partitioned into lapars?

1103

what are dds required for subfile?

1044

Are scope terminators compulsory? If they are, when?

959

What is the difference between next sentence and continue in cobol programing language?

1222

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