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

2219

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

CTS,

3 11427

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 5174

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

2 8111

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

Cap Gemini,

3 9889

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,

2180

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

IBM,

2 6398

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

IBM,

2 7096

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 10829

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 6850

wht is packed decimal in cobol

2 7268

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 10641

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

BirlaSoft,

2 8703

without jcl how to run the batch programs

IBM,

2534

how to run batch program without jcl?

HSBC, IBM,

3 11552

Un-Answered Questions { MainFrame }

how do you know that records are locked?

1957

What is inspect?

1011

Difference Between Call & Sbmjob?

1293

Explain what is the massinsert option?

1067

Name and explain the three location modes?

1360

What happens when you issue a escape routine in a program? Will there be any compilation /run time erro?

1006

What is the difference between nvl and coalesce?

1065

Explain the like inverted list?

950

Explain what is a cursor in cics sql processing?

1030

Explain how and where is the twa size set?

1087

Name the cics command used to access current date and time?

1139

Why do we use "drop"?

984

What is job control language?

1091

What is the difference between "db2ilist" and "db2 get instance" commands in DB2 Database Server?

1270

What is the problem of ordered sequential files access?

1161

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