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 difference between cursor stability and repeatable read isolation levels?

1175

How to execute stored procedures?

1130

What is sqlca?

1076

Are view updateable?

1043

How and when does the db2 enforces the unique key?

1083

What are sqlcodes –803,-805, -811, -818,-904,-911,-913,-101, +100?

1185

What is dbrm? What it contains? When it will be created?

1051

What is the difference between spufi and qmf?

1132

What is the max length of sqlca?

1216

Explain cedf transaction commands?

1145

Explain the difference between tsq and tdq

990

Explain cemt transaction commands?

1163

what are the reserved words for cics?

1096

Explain cebr transaction commands?

1072

Why do we need integrated cics translator?

1061

Un-Answered Questions { MainFrame }

how many specifications are there in rpg/400? What are they?

2010

when do you use f-spec. Continuation line ?

1711

what are necessary keywords to code message subfile?

1758

How to receive data passed through jcl parm parameter in a natural program? How data definition is defined in the program?

1084

how do you reference the printer file formats from cobol programs

1219

which cics service transaction is used to gain accessibility to cics control tables? Mention the one that has the highest priority.?

1184

How can the firstname and the lastname from the emp table be concatenated to generate complete names?

1278

What is the difference between physical file and logical file?

1139

What is the difference between ooRexx and IBM's Object REXX for Windows?

1089

what is a composite key?

1677

how many printer files can be defined in f specs ?

1639

What is the mainframe computer?

943

Is it possible that the redefines clause has different picture clauses compared to the one it redefined?

1152

What is a query can be displayed without saving it?

1095

What Is The Difference Between Goto & Exsr?

1663

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