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 query for your birthday date should be in hours,minute and seconds format?

1 7909

What will happen when we try to pass data from JCL to COBOL using PARM parameter without declaring the length field in Linkage Section?

IBM,

2 9444

Hi................... I have records like this aaaa cccc bbbb And i want output like this bbbb cccc aaaa How can it possible ?. Note:Please make sure records are in unsorted order. somebody plzzz help me.

1 8958

In cursor program perform para varying until 1 by 1 fetch para cursor------close para in the blank what will come for confirming in the database?

HCL,

1 6350

how do you resolve -805?

HCL,

3 10187

how do u see the output of cics program?

HCL,

4 10652

what is difference between cobol and cobol/400

HCL,

1 22925

In file1 have 80 records are like d1,d2,d3......D80. File2 have 1000records are like a1d1,a1d2,a3d3.....Etc. I want matching records in file3 ? Plse tell me the matching logic???I want answer only in cobol ?Not using any tool or jcl?

CSC,

1 5351

How system will identify whether user wants to create PS or PDS? If answer is SPACE parameter then why we need to pass ps or po as dataset organisation while creation

1 5034

have in 100 records in a file i want to read first 3 records and skip next 3 records and agan i want to read 3 records and again i want to skip 3 records...

ITC Indian Tobacco Company, PNP, TCS,

2 10108

i have n records in one file and in this file there is some fields and i want to count that how many sharma in my file so plz give the coding that how we read sharma ?

2 6764

have in 100 records in a flat file i want to move records like 1,3,5,7,9,11,.. to Output file1 and 2,4,6,8,10,12,14 .. records moved to Output file2..Pls Provide real time answer..

TCS,

5 12868

When we code these comp,comp1,comp-2,comp-3 and comp4 values. I know the differnece.I mean when we will prefer if it is new program.Explain in detail with memory examples. Thanks in advance.

CTS,

1 8441

I have a table(product),It contain fields(productname,cost). I want to retrieve the product name ,which cost is second maximum in the table?

Fidelity,

10 14384

can we use 77 level no for Redefines?if we use give an example?

Mphasis,

3 11178

Un-Answered Questions { MainFrame }

Explain the system transid cemt?

1097

Discuss record management in vsam?

970

how to display the negative numbers?

2330

what is the difference between a package and a plan. How does one bind 2 versions of a cics transaction with the same module name in two different cics regions that share the same db2 subsystem?

1063

Define adabas?

978

What is perform?

1097

What are declaratives and what are their uses in cobol?

1203

How do you calculate record size of an alternate cluster?

1137

what is the command to know key fields of file?

1176

which are the relational operators in rpg?

1128

what is the other verb for release and write ?

1004

how can I tell when to replace the array?

1214

can you explain the difference between spacea,spaceb,skipa and skipb. I'm new to learning about as400 and printer files. can any one give me an example using source code showing the difference that occurs between using these 4 keywords. A-Physical file PF004 source UNIQUE R RR STUNAM 10 ROLLNU 5 0 MARKS 3 0 SEX 6 K ROLLNU 4 records present in PF004 are STUNAM ROLLNU MARKS SEX KAVYA 12,344 55 FEMALE MADHAVAN 14,579 60 MALE RAMYA 14,785 70 FEMALE KRISHNAN 14,988 72 MALE B-Printer File PRINT1 source A R HEADER A 10 3'STUNAM' A 10 20'ROLLNU' A 10 30'MARKS' A 10 40'SEX' A R DETAIL A SPACEB(1) A STUNAM 10 3 A ROLLNU 5 0 20 A MARKS 3 0 30 A SEX 6 40 A R FOOTER A SPACEB(1) A 20'END OF REPORT' C-RPG/400 Program PRTTPG source FPF004 I F E DISK FPRINT1 O E PRINTER C WRITE HEADER C READ PF004 60 C *IN60 DOWEQ *OFF C WRITE DETAIL C READ PF004 60 C ENDDO C WRITE FOOTER C SETON LR D-spooled file result set Display Spooled File File . . . . . : PRINT1 Page/Line 1/10 Control . . . . . Columns 1 - 130 Find . . . . . . *...+....1....+....2....+....3....+....4....+....5....+.... 6....+....7....+....8....+....9....+....0....+....1....+.... 2....+....3 STUNAM ROLLNU MARKS SEX KAVYA 12344 055 FEMALE MADHAVAN 14579 060 MALE RAMYA 14785 070 FEMALE KRISHNAN 14988 072 MALE END OF REPORT Bottom F3=Exit F12=Cancel F19=Left F20=Right F24=More keys I have changed from SPACEB to SPACEA now in my printer file source E-Changed PRINT1 Source A R HEADER A 10 3'STUNAM' A 10 20'ROLLNU' A 10 30'MARKS' A 10 40'SEX' A R DETAIL A SPACEA(1) A STUNAM 10 3 A ROLLNU 5 0 20 A MARKS 3 0 30 A SEX 6 40 A R FOOTER A SPACEA(1) A 20'END OF REPORT' F-Spooled file Result Set after keyword change Display Spooled File File . . . . . : PRINT1 Page/Line 1/10 Control . . . . . Columns 1 - 130 Find . . . . . . *...+....1....+....2....+....3....+....4....+....5....+.... 6....+....7....+....8....+....9....+....0....+....1....+.... 2....+....3 KAVYAM 12344U 055KS FEMALE MADHAVAN 14579 060 MALE RAMYA 14785 070 FEMALE KRISHNAN 14988 072 MALE END OF REPORT Bottom F3=Exit F12=Cancel F19=Left F20=Right F24=More keys Overprinting not displayed.

11225

How many ways are there for initiating a transaction?

1050

What is the maximum No of rows per page?

1067

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