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

i want to learn mainframe..any websites and material to learn from basic..? my mail id : rajeswaribe2010@gmail.com

2173

Is it possible to delete Symbolic Map? What is the impactness if we delete symbolic map?

CTS,

3 11251

I have sequential file recl 1000 i want to add another 15 bytes to it. The record length should not change..How?

CTS, HCL,

1 5084

How to print data of sequential file to Spool..?

2 7983

Particular area has been affected in cics screen, what is the process to find?

Cap Gemini,

3 9741

before altering a table is it necessary to lock ? if lock what is it ? how to do ? ifi want to lock a table what is that command ?

IBM,

2125

what is the total syntax for fetch ? can any one please give me all the details of fetch ? thx

IBM,

2 6283

can we view the access paths created by dbrm ? how ? thx

IBM,

2 6979

suppose in my table 10 rows are there , i want to update odd rows salary as 90000 ? how u do it ? any one help me ? what do we use here cursor-fetch or normal sql ?

IBM,

5 10628

i have a ps with two columns eno and ename , i need to copy eno column values in one ps and ename column values in one Ps ? is it possible through iebgener . how ? thx in advance

IBM, TCS,

1 6761

wht is packed decimal in cobol

2 7126

How do you round the addition or subtraction of two numbers in assembler? what does the following code do? AP WKUR,=P'5' where WKUR is a label

CSC, IBM,

3 10466

what is sort? whis is internal & external sort ?when do u go for inter sort & external sort? tell about some sort utilites?

BirlaSoft,

2 8574

without jcl how to run the batch programs

IBM,

2478

how to run batch program without jcl?

HSBC, IBM,

3 11335

Un-Answered Questions { MainFrame }

What is a lds (linear data set) and what is it used for?

951

What is the main function of key-sequenced data set?

980

Is db2 relational database?

917

How is the sorting of vsam files carried?

1064

i tried to copy some records from microsoft excel to as-400 physical file through "Bosanova" emulation. Out of 14000 records only 12000 records copies and subsequently programe started to hang. Then, i closed the program forcefully. I did' under stand the problem. Also when i try to compile the physical file it is showing as "The file in use". How to overcome this problem?

2476

How can you quickly find out the # of rows updated after an update statement?

987

can you debug ile rpg program using isdb?

1188

Which component is responsible for processing sql statements and selecting access paths?

1074

How many minimum number of line codes does PL/1 DB2 program requires?

2928

Difference between array and sub-script ?

1605

What is dbdgen process?

1080

What is the purpose of the dd keylen parameter?

1149

Explain eib?

872

which parameter is used to check the syntax of a jcl without executing it?

1307

what is the difference between normal upddta to pf and updating using dfu program?

1271

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