IBM MainFrame Interview Questions
Questions Answers Views Company eMail

What are the parameters used in CBLTDLI call?

CSC,

2 21007

Is it necessary that the key field in a Dl/I database be unique?

1 6052

what are the control blocks in IMS ?

3 12749

What is a Root?

3 4749

What is Hierarchy Chart?

IBM,

1 6160

What is multi positioning ?

3 10385

What is IMS?

2 5325

How can we distinguish between an online and batch program in IMS environment?

Wipro,

14 33471

What is a database record?

3 5864

What for procopt is used? List some of them?

TCS, Wipro,

3 30118

What are the command codes and their purposes?

2 6497

What is PSB,PCB & ACB?

4 45904

What is a segment?

5 6218

What are common DLI functions?

5 14523

What is a Segment type?

2 5550


Un-Answered Questions { IBM MainFrame }

Mention a credible reason why select* is never given preference in an sql program that has been embedded.

723


Explain how to find occurrence of mu and pe fields in a file?

503


What does a store statement do?

1117


How can the attributes of one sms dataset be copied to another dataset?

862


What is NOTCAT ?

742






how could you write a program in a structured format?

586


How is the sorting of vsam files carried?

603


What is the function of //cntl statement?

832


What are the advantages and disadvantages of a hierarchical database?

625


What is db2 purescale?

551


what is JCL?

698


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... run a loop from record one to 10 evaluate i/3 if comes even then skip else write to output file

925


What is ibm db2 connect?

576


how can you define a dataarea(DTAARA) IN RPG? Which spec you define it C-spec/D-spec?

1408


What is a set in idms? What pointers are required, what are possible? How may sets be ordered?

509