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

How to DEBUG a JCL?

Satyam,

9 27255

What are the functions in DB2?

Satyam,

3 9537

How to know the primary key of a table without defining the primary key in the table?

Satyam,

5 15535

can we drop column from a table

INDUS,

7 21375

how to create a new pds with the structure of an existing pds?

Cap Gemini, IBM,

17 44126

How to declare if emp-name = AAAAA""BBB in working-storage section. After display emp-name should print like AAAAA""BB

Polaris,

6 10020

How to send a SMS to a mobile through Mainframe MVS? Please let me know a detailed information regarding this SMS feature in Mainframe.

5 16247

What is the differentiation between TRK,cyl, and Bytes... how they can be connected??

2 29108

How to execute a cics program from a paticular date and time .or specified date and time.

CSC,

3 10583

hi provide info about any real time requirement in health care and banking services mainframe applications. pls send immediate reply to me.

2054

who will provide realtime projects for me on mainframe banking Or health care domain on bangalore."it's urgent for me" pls send uregent reply

IBM, Infosys,

3 12687

what is the difference between clear and reset opcodes and open and close opcodes?please tell me in real time senario with example please? And What is the use of SFLNXTCHG?Where we can use this?

IBM,

4 40141

Hi,while writing a program, what is the mandatory specification using rpg/400 (in7 specification)?And please tell me what is the difference between SCAN AND CHECK opcodes?can any body tell me in real time senario?with example?

3 10132

what is the rpg and cl life cycle?Please tell me any body

4 11406

whare we can use IN AND OUT AND UNLCK opcodes?please can any body tell me in real time senario with example

2 7888

Un-Answered Questions { MainFrame }

Can you define commarea?

1046

Is it possible to move an alphanumeric incentive to a numeric field?

1051

What is blu acceleration in db2?

1134

What is file information data structure(infds) in as400?

1532

Can I redefine an x(200) field with a field of x(100) ?

1286

1. If there are two programs using same file and 2 users are using the file at the same time and what can be done to allow them both to access? 2. How can remove lock from the file for accessing it by both users?

1009

Differentiate between the joblib and the steplib statements?

1526

What does a disposition of (new,catlg,keep) for a dsn mean?

1203

How to reverse the string in rpg

1891

Receive consists of buffer option in it. What is the significance of this option?

1088

1. What is bound-by-call and bound-by-reference? 2. Where and why is *Nomain used? 3. What are the difficulties faced by programmers when using service programs? 4. Explain the different ways of parsing and compiling XML in iSeries.

6631

What is the difference between pct and fct?

1292

I executed one job and I forget to save the final JCL. But took an XDC from SPOOL. Now I want to recover the JCL from XDC dataset. Is there any process to do this?. (Manually it takes a lot of time). Is there

3131

How can you access esds files from cics?

1161

Define gdg?

1032

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