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 the purpose of dd dummy statement?

1429

When space is allocated for an output dataset, what units can be used?

1228

What is the function of //cntl statement?

1296

What is the function of dd disp parameter?

1096

Many jcl statements contain specific values designed to direct and control the execution of the statement. What are these fields called?

1183

What is the function of job statement in jcl?

1064

What is the format of comment statement?

1153

In sms datasets, what is the function of the dd mgmtclas keyword?

1353

In order to continue a job after a return code of 12 in step1, what the step2 exec statement include?

1 3224

Where can program checkpoints be stored for use in a restart?

1399

How can values be passed from the job stream to an executable program?

1398

What is concatenating?

1049

What is the function of //jcllib statement?

1287

What statement marks the beginning of a job step; assigns a name to the step; identifies the program or catalogued or in-stream procedure to be executed in the step?

1074

Why block size is multiple of lrecl in jcl?

1367

Un-Answered Questions { MainFrame }

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

1082

How to pass data to a program that is coded in an exec statement?

1292

Explain the difference between a symbolic map and physical map?

1003

Explain the difference between link xctl?

976

how do you access an uncataloged dataset in a jcl?

1672

What are the key features of adabas database system?

928

What is copy pending status in db2?

1086

In RPG How to read a records from a file without using read opcodes?

1488

how can a message from a message file appear as a constant on the screen?

1522

Explain the difference between record occurrence and record type?

2028

What is an area sweep and when is it used?

1503

DB2 can implement a join in three ways using a merge join, a nested join or a hybrid join. Explain the differences?

2807

What is Cataloged Procedures?

1122

what are the six different type of argument values in cobol that can be placed in various options of a cics command?

1233

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

2404

For More Un-Answered { MainFrame } Questions Click Here