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

Explain the device independent method to indicate where a record is stored?

921

How do you calculate record size of an alternate cluster?

1138

Explain the biggest disadvantage of using a vsam dataset?

1043

Explain how can return codes be tested before execution of a job step?

1329

Explain how can values be passed from the job stream to an executable program?

1226

Explain how can the attributes of one sms dataset be copied to another dataset?

1213

What are the 4 fields in dd statement?

1271

Explain the purpose of the dd keylen parameter?

1167

Name the parameters which can be used to limit the number of records written to a sysout dataset?

1152

Name the statement which can be used to send data to another mvs jes3 node?

1177

Explain the function of the steplib dd statement?

1132

Explain how can a jobs execution priority be modified?

1204

Explain how can an in-stream dataset be terminated?

1325

Explain the function of //cntl statement?

1168

What is the function of the dd mgmtclas keyword in sms datasets?

1235

Un-Answered Questions { MainFrame }

how do I play {insert rpg system here}?

1034

What is data trace system 2.0 used for?

5645

What is dbrm in db2 database?

1115

What is concatenating?

1080

Why we sometimes use same file name in file and tofile in ovrdbf and sometimes different?

1133

what is the use of IEBGENER utility?

1170

What is the primary file?

1131

How to override loadlib?

2039

What is the copy idms subschema-binds?

830

How to write record if no field or the field are different in physical file in rpgle ?

965

Explain the catalog?

990

What is RETURN CURSER LOCATION in subfile?

1573

How can you access esds files from cics?

1108

What is report-item in COBOL?

1154

what are the different types of arrays available in rpg ?

1711

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