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

How COBOL helps Mainframe to maintain large records ???

1 3389

Which is the best IBM mainframe Training Institute in Ameerpet, Hyderabad

35 53177

If you are current on the owner of a set, what is the difference between an obtain next and obtain first? Actually in which topic will we use dis???Plz explain it clearly

3164

RPG/400 number of Records present in a physical file using file information data structure FPF001 IP E DISK F KINFDS INFDS1 IINFDS1 DS I *RECORD RECORD Is this coding correct sir,i have given I P E that is I- input,P-primary file,E-externally described. Primary to use RPG logic cycle,is this the correct method because we have to find number of records present using file information data structure in RPG/400 without doing any input/output operations on the file and also without using DSPFD,SQL. If the above coding is correct means,when i compile the program it gets compiled,but if i call the program it does not return anything,i need number of records,please complete the coding sir.

IBM,

1 9806

WHAT IS DUMMY IN JCL? HOW TO USE IT? CAN ANYBODY SEND PROGRAM ON THIS?

3 8399

WHAT IS 3.12,3.14 ? DIFFERENCES?

2 6659

can i see how many records does a vsam file have without browsing or without using file-aid? and same for ps file?

Tech Mahindra,

3 9769

At the minimum, which division of COBOL is enough to be coded?

CTS,

3 8200

Define REDEFINE clause and Is it possible to have the redefine clause anywhere in the working storage section for a data name?

3 7719

Consider the below example call a-test1. -- -- -- a-test1. if a=b perform a-test through a-exit next sentence else if b=c perform c-test through c-exit. if a=d perform d-test through d-exit. a-test. -- -- a-exit. exit. can u tell me what will happen if a=b after looping into a-exit will the control go back to a- test1. will the condition a=d be checked???

IBM,

5 7733

once we submitted the job to the operating system, how can we cancel the job before execution?

2 6046

what is the cobol compiler?

TCS,

2 9507

are we use the group by clause in cursors?

Cap Gemini,

3 10291

what is the differences between spufi and qmf and which is better?

Accenture, Cap Gemini,

4 11947

here is my requirement A1 is alphanumeric with value 'A1B2C3D4' as defined below 05 A1 PIC X(8) VALUE IS 'A1B2C3D4' but i need to have A2,A3 as ABCD & 1234 repectively...... A2 = ABCD A3 = 1234 Can you please explain me what are the different ways to do it?

IBM,

2 7896

Un-Answered Questions { MainFrame }

Explain about set currency?

867

what is the use of outrecord?

2219

How will you return the number of records in table?

937

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

1038

What do you understand by the term “keyword” with respect to jcl and what is the opposite of the term?

1143

Are you comfortable in cobol or jcl?

1049

how can database records be read without lock ?

1951

What is concatenating?

1082

Is ibm db2 free?

1013

What is mainframe computer /system?

1021

What are the 2 sqlcodes that are returned?

1189

Which command is used to connect to a database in DB2 ? Give the Syntax.

1104

Explain in detail about buffer manager and its functionalities?

1066

explain in brief why do vsam take more disk space than other utilities?

1096

What is the clustering index in the db2 database?

1001

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