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

what is quasi-reentrant program?

5 24720

How to display string in the reverse order using occurs clause?

4 13670

i have a jcl in which 4 & 5 step creates a new generation. 4th step output is as input for the 6th step & 5th step output is used as input in the 7th step. How they are refered as in the 6th & 7th steps? If the job abends in 6th step then how the 5th step output is refered in 7th step?

IBM,

2 7812

IBM,

1 6476

IBM,

6 12180

How to solved 818 error

Keane India Ltd, Wipro,

4 14739

.How to add one input & one Out file in existing cobol program. how approach tell me step by step.

Syntel,

2 14767

What is mean by maxcc

Syntel,

7 51777

what is commit & rollback? When and where is used while compiling a cobol-db2 program?

2 22960

shall we concordinate two different length dataset in to a new date set.

6 13144

I have to write to a outfile where the number of records in that file should be the header of that file using IMS.. can anyone help me in this issue

IBM,

2547

Can anyone say full transaction process? i mean when user press enter key after that what happens from there to till end of transaction

3 7414

What is the Linkage section? What is the Use and Why the parm length use alway "PARM-LENGTH PIC S9(4) or PIC S9 (4) COMP." any reason?.Please let me know any one... Cheers,Prasad

Syntel,

8 36829

How can we find out wether to declare the data items like Integer, Char,Comp? If comp types how can we decide wether it is Comp and Comp3.How it is? Please Explain... Cheers.

Syntel,

1 6490

Write a program to concert an Indexed file into Sequential file?

Covansys,

1 5955

Un-Answered Questions { MainFrame }

What are the distinctive features of a ksda, key sequenced dataset?

993

What is the purpose of the dd keylen parameter?

1220

What are the different types of base tables?

1094

can you please let me know if there is any walkins for COBOL/PLI/DB2/IMS/JCL in pune other than IBM and ITC infotech

2430

Explain the difference between pseudo-conversational and conversational?

1091

Explain the difference between cics program control table (pct) and cics processing program table (ppt)?

1065

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

1101

How do you overcome this limitation ?

1206

Explain the difference between link xctl?

1008

Explain the logical message in cics?

1028

What is difference between rollback and commit?

1160

what is the differences between getting the system time with eibtime and asktime command?

1137

What are the recoverable cics resources?

1014

What is the significance of addrspc parameter in the exec statement?

1081

In a particular cics program, what is the procedure to allocate dynamic memory?

1163

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