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

COBOL (1072)
JCL (1031)
CICS (755)
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

What is the usage of open cursor command?

1161

What is db2? Explain.

1124

What is the use of predicate?

1097

What is rct?

1303

What is check constraint in db2?

1174

How can you count the number of rows from a table tab?

1149

Which components manage deadlocks in db2?

1135

What is the physical storage length of time data type?

1193

How many types of page locks can be held in db2?

1100

What is the picture clause of null indicator variable?

1198

Where can you declare a cursor in a cobol-db2 program?

1161

What is concurrency in db2?

1 2296

Which component is responsible for db2 startup and shutdown?

1088

What is data manager?

1116

What is the physical storage length of date data type?

1318

Un-Answered Questions { IBM MainFrame }

Define an associator in adabas?

1047

What is db2 instance?

1169

What is a segment in ims?

1090

What is the pcp in the cics?

990

What is mpp mode?

1191

Tell about the ams used in vsam?

1235

How to dsect parameter is used in bms?

1376

IF I mention stop run in CICS what happens?

2434

What is a SSRANGE and NOSSRANGE?

1535

What is the function of a dd statement?

1269

What is the difference between pct and fct?

1301

What is a hyperdescriptor?

1007

What is z os in mainframe?

1046

We can use PASS with permanent datasets also. THEN Which is the condition in which we may use PASS (instead of KEEP) with permanent data sets, while there is no need to specify UNIT and VOL for them like temporary data sets (in cas we use KEEP for permanent data sets) ?

2299

How many types of evaluate statements are available?

1055

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