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

Difference between array and sub-script ?

1662

Extract only those records from a PS file which are having word 'TEXT' in the records using COBOL? The word TEXT is not present in a particular position in all the records.

RBS,

2 3842

Write a query to extract first 5 characters of a name in the column Stud_Name?

RBS,

1 2670

interview type questions like basics&deep

TetraSoft,

1441

mainframe questions like basic&depth

TetraSoft,

1622

Interviewer asked me write down DDS for load all subfile .can anybody write dds

1729

How to call one program from another program in RPG? please help me with the code

HCL,

1731

i am using non join multiple format my 3 database file is like that pf97 R REC ENAME ETENNO ESTATUS K ENAME pf98 R REC1 ENAME ESAL K ENAME PF99 R REC3 ENAME CRDCARD EID K EID & MY NON JOIN LOGICAL FILE IS ALSO SAME EXCEPT RECORD NAMES BEFORE I TRIED WITH 2 FILES SO ITS SAYS ERROR I.E.(Key field attributes must be same as for previous formats. ) SO I CHANGED KEYFIELD ACCORDING TO PF SO ITS WORKING BUT AFTER ADDING 3 FILES ITS SAYING SAME ERROR . I DONT KNOW I NEW IN AS400 PLLZ HELP ME I HAVE ONE MORE QUE. CANT BE USE DIFFERENT KEYFIELD (NOT ACCORDING TO PF) IN NON JOIN LOGICAL FILE.

1502

When we use any keyword like FIFO,LIFO, at file level but whenever we check by runqry we couldn't find answer in FIFO,LIFO,FCFO etc so how we check the answer.

2 4184

How many libraries can be there in a library list?

2 3168

WHAT IS FERERENTIAL INTRIGRITY ?

1631

by using cond parameter maximum 8 cond can be coded in single cond means ?explain

1462

which is Best IBM Mainframe Training and Placement Institute in Ameerpet Hyderabad

1506

Read a flat file and write last but one (I have n records in a file I have to write n-1th) record in another flat file. Could you please provide me the code in COBOL?

1 2647

In a KSDS file, key is missing for one record. How to insert the key for that particular record from back up file. Is there any sorting needed for the back up file before the key insertion?

RBS,

1469

Un-Answered Questions { MainFrame }

How does db2 sample database connect?

1031

can a single screen format occupy a screen area above and below a subfile format ?

1677

Have you used the sort in your project?for this type of questions any working on real time project give the eg. with real time scenario.

2435

What is the use of db2?

1057

How is a typical db2 batch pgm executed?

1176

what do you mean by an input subfile, what are the keywords required?

1261

do you use message subfiles? What are the necessary keywords required coding a message subfile?

1133

How is data retrieved from multiple tables using a single sql statement?

1032

What are catalog tables in db2?

1050

Suppose I have a ksds file. I have a records like 1,2,3,4,5,6,...100. I want to read using dynamic mode like from 10 the record onwards like, 10,12,14,16,18,....60. Wat is the command for this?

671

What is perform?

1100

What is distributed relational database architecture? And components?

1000

What is the use of base and index registers in the IBM 360/370 processor?

3770

What is auto status?

1644

pls send the docs of any telecommunication mainframe project

2168

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