IBM MainFrame Interview Questions
Questions Answers Views Company eMail

Why do we use "drop"? What does "using" do?

4 9317

What is the difference in data type "X" and "P"?

5 9299

Dear Lister, Environment: OS390 2.10 IBM 9672- G5 (R16) I have question regarding the Real Storage usage. By monitor through RMF III the usage of Real Storage keep in increasing everyday. Why this happen? Any comment and suggestion.

1 3969

i have 3 steps in my jcl, where i want to run only one step at a time depending on the variable. How should i give the condition statement... I have tried this with two steps which is working but not able to add condn for the 3rd step. can anyone help me... I want to know the cond stmt which i can code in step 3 and step4, so that only either step2 or step3 or step4 executes

3 7535

suppose u want to pageup and page down into the bms screen , for that wat u wud do into the cics application program?

Bank Of America, Cap Gemini, IBM, RBS,

1 13045

What is the difference beetween Arrays and Tables in Cobol? please dont give the answer that arrays in cobol terminology is called tables......

BirlaSoft,

3 11316

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

2108

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

6 16005

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 8684

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 34349

What techniques will be used to avoid deadlock??

IBM, SUN,

5 12824

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 16540

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

1 10005

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 9957

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

2 8226


Un-Answered Questions { IBM MainFrame }

how do you reference the ksds vsam file formats from cobol programs

669


Explain the significance of dbid used in adabs?

490


What is dclgen (declaration generator)?

605


What methodology can be adapted to transfer data to a program that is coded using the exec statement?

616


What is the purpose of using commit?

622






Explain how do you terminate an already issued delay command?

547


Explain associator in adabas?

489


Define where and its usage?

521


) what is the difference between AID and HANDLE AID?

1637


What are sqlcodes –803,-805, -811, -818,-904,-911,-913,-101, +100?

716


How does a cursor work?

560


Define check constraint.

646


What is an instance database?

602


Can we give +2 instead of +1 while creating a new gdg file?

541


Explain the index set?

618