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

i made it to stage 3 of an interview process wednessday they will quiz my knowledge again face to face for an analyst role recruiter said it will be based on Business requirements system is cobol and good ideas what they might ask etc

2591

which is better comp or comp-3 in terms of memory utilization?

6 18260

Can anybody tell me that why we use option(*nodebugio)in H- Spec?

3 25101

Move Zeroes to I move 5 to j perform para1 varying I from 10 by -2 until I = 0 display j. para1. Add 5 to j. What’ll be the value after execution of display stmt. A) 35 B) 40 C) 30 D) 25 please explain how?

5 10356

WE HAVE 5 DIFFERENT RECORDING MODE IN COBOL.FIXED, FIXEDBLOCK, VARIABLE, VARIABLEBLOCK AND UNDEFINED. WHAT IS THE DIFFERENCE AMONG ALL AND WHICH TYPE OF FORMAT SHOULD BE USED WHEN

Infosys,

3 36029

can anybody help me that what is the procedure of debugging the service program?

CSC,

3 10292

What techniques will be used to avoid deadlock??

IBM, SUN,

5 14399

we can code COPY DCLGEN or INCLUDE DCLGEN, At which stage of the precompilation , dclgen get expanded if we write 1) copy 2) include one question about dclgen.. Is it mandatory to use declare table in dclgen.. I think no...but it will be used by the precompiler to validate the table name,column name etc.., can one clear my doubt ..is it necessary to include declare table or not?

2 17960

we can use set true for condition names.. similarly can we code set to false in cobol pgm? will it work?

1 10711

01 a pic s9(5) value -12345, if we disply a , the sign will overpunched with last digit but i need to get the miuns sign in the result?

7 12076

01 b pic +9(4) How many bytes it will take for storage???

2 9172

One program calling 5 subprograms, its a cobol db2 program, after precompilation how many plans and packages will created?

3 18487

Is there any other debugging tool for expeditor?

2 10858

can u run online and batch at the same time?

IBM,

4 10578

How to rename one vsam file as well as it's index?

BEA,

4 27081

Un-Answered Questions { MainFrame }

how does the runqry show the output?

1415

What is static and dynamic call in cobol?

1065

Explain database descriptor in brief?

1003

What is the function of dbctl?

1117

how to run other job when one job is active?

1015

Define dynamic processing?

1006

How many databases are there?

1050

how do you bind the cobol with db2

2789

What is a SSRANGE and NOSSRANGE?

1461

What is the use of disp parameter?

1136

Define dl/i?

3556

Highlight the points of differences between XCTL and START?

1233

What is the role of schema in the db2 database?

1269

What do you mean by an alias?

1073

What are the utility programs in jcl?

1157

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