Interview questions

Mainframe interview questions – page 8

276 questions. Tap “Show answer” to check yourself.

  1. If FSPC(100 10 is specified does it mean that both thecontrol interval and control area will be left empty because100 % of both CI and ca are specified to be empty?

  2. SSRange is used to do a range check on which of the Following.SUBSCRIPT,INDEX,REFERENCE MODIFICATION,Run-time option.

  3. How can we find setll setgt chain read reade readp operations are successfull or not,give example.explain in detail.

  4. How to position the cursor on a display file at a desired location.

  5. When we give TYPERUN = SCAN , what are the syntax errors we get?

  6. How many max. Record format a logical file have?

  7. What is clile code get last digit in numarice value

  8. How to rename a VSAM file as well as it's index file?

  9. WHAT IS THE PURPOSE OF 'CPYTOIMPF' COMMAND?

  10. What is the purpus of the chain and setll and setgt ?

  11. What is the difference between link xctl?

  12. How can we initiate a transaction from batch?

  14. File status 00 is checked after opening the file or reading the file

  15. Can we use empty VSAM as input?

  16. What is maximum length of block size?

  17. How to test thru JCL if any file(PS or VSAM) is empty or not. I do not want to use any COBOL prog or Ezytrieve and want to do using utility.

  18. Write a jcl to execute a job by 7 a.m on Jan 20,1986 ?

  19. How to eliminate the duplicates in sorting

  20. How would you resolve sb37 and SE37?

  21. Max. No of DD statements in a job ?

  22. How can we increment subscript and index?

  23. What is inrec fields and outrec fields in sorting

  24. Assume my file has 100 records and I want to see onlyfirst 10 records. Is this possible through LF?

  25. Which COND paramter will u use to execute the step only if the previous step does not execute

  27. What is the difference between keys of a Physical file and the keys of a logical file?

  28. I have step1,step2,step3 from where can i start coding cond parameter ?

  29. Suppose my file has 10 fields and I want to make the 2ndfield Zeros in all records. And assume I have millions ofrecords and I dont want to read each record and update thedesired field with 0. Any other way to do this in one stepoperation?

  30. How can we execute only one step in a job

  31. What do you do to resolve SOC-7 error?

  32. How to resolve the soc4 & soc7other than following answers.Soc4 can resolved using mispleed dd name and dd name is not matching with file and soc7 check the sysdump and copy the offest address then correct it in the program.

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