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

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IBM MainFrame Interview Questions

Questions Answers Views Company eMail

What is Comp-2?

1144

What is the maximum value that can be stored in s9(8) comp?

1050

Give the format of using and giving in sort statement. What are the restrictions with it?

1038

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

966

How many bytes does a s9(7) comp-3 field occupy ?

951

How many bytes does a s9(7) sign trailing separate field occupy ?

1127

My program has an array defined to have 10 items. Due to a bug, I find that even if the program access the 11th item in this array, the program does not abend. What is wrong with it?

1074

What happens when we move a comp-3 field to an edited (say z (9). Zz-)?

1407

How many bytes do a s9 (7) comp-3 field occupy?

1 1902

Explain how to differentiate call by context by comparing it to other calls?

1186

What is an in line perform? When would you use it? Anything else you wish to say about it.

1076

How do you code cobol to access a parameter that has been defined in jcl? And do you code the parm parameter on the exec line in jcl?

1203

What is comp-1 and comp-2?

1230

What is the default value(s) for an initialize and what keyword allows for an override of the default?

1213

What is amode(24)?

1242

Un-Answered Questions { IBM MainFrame }

What is dbrm library?

1063

What is a cursor in programming?

1070

Explain how many exceptional condition can be given in a handle condition?

1020

What is the advantage of creating the acbs well ahead of time?

1038

How many register we are using in mvs?

1054

What is the purpose of having vsam data space?

959

Step 1 RC 4 Step 2 Step 3 I want to know the COND parameter which can be coded in step 2 or 3. Step 2 should be executed based on Step 1 RC and Step 3 should not be executed based on step 1's RC

4903

How do you stop a db2 database in linux?

1014

What is the pic clause for the data type of length option field type of data fields?

943

Can you tell me how can you find out the # of rows updated after an update statement?

1101

How to submit jcl through a cobol program?

1150

What is task control?

1167

if we have " ibm mainframe ",in that how to remove first and last leading space eg:"ibm mainframe" like that the answer we need

1351

Under idcams, multiple functions can be executed, each of which returns a condition code. What will be the condition code returned to the operating system?

1025

Describe the uses of ams?

1013

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