IBM MainFrame Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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DB2 (1122)

IMS (143)
IDMS (107)
Natural (81)
ADABAS (26)

REXX (60)
Assembler (68)
CLIST (6)
QMF (32)

MVS (25)
OS390 (10)
OS 2 (7)
VSAM (319)

IBM MainFrame Interview Questions

Questions Answers Views Company eMail

Under idcams, multiple functions can be executed, each of which returns a condition code. What will be the condition code returned to the operating system?

1086

Using alternate indexes in batch program?

1179

On which dataset you can have alt index?

970

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

1107

What is a lds (linear data set) and what is it used for?

1063

What is the biggest disadvantage of using a vsam dataset?

1205

Using alternate indexes in cics program?

1074

What are the distinctive features of a ksda, key sequenced dataset?

1057

What does the keyranges parameter in define cluster commends do?

1013

If fspc(100 100) is specified does it mean that both the control interval and control area will be left empty because 100 % of both ci and ca are specified to be empty?

1150

Is it slower if you access a record through alt index as compared to primary index?

1079

What is a base cluste?

1185

Would you specify freespace ce for an esds?

1143

What is a lds (linear data set)?

1071

What is speed parameters in define cluster command?

1116

Un-Answered Questions { IBM MainFrame }

without jcl how to run the batch programs

2589

suppose if you added a coloumn to db2 table, How would it be the Impact analysis?

2119

What is idms-restart ?

1546

which parameter is use to declare the name of dataset in dd statement?

1327

Explain how to ftp the natural program to desktop? (From mainframe to pc), is it possible?

1176

Can you explain exec cics handle condition command?

1135

How to connect to db2 database from windows command line?

1151

What is parallel sysplex?

884

What is a cics task?

1123

What is release/acquire in bind?

1169

What is the syntax for seeing the columns and data types of a table in the db2 database?

1249

What is the full form of adabas?

1055

I want to open particular list of members inside pds.Let me know whether below code will work.if not tell me how it works INPUT='DDM.DATASET(AAA*)' X = OUTTRAP(MEMS.)

3283

Mention the different locking levels that are available in db2.

1194

Explain how many exceptional condition can be given in a handle condition?

1069

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