Basis interview questions

Administration

1. As an administrator what are the Transactions code that you would use
Ans. The most commonly used transactions by me are sm50, st02, st06, st07, spad, db01, st05.
2. What are ST04, DB02, DB16 and ST06 used for?
St04 – database performance
Db02 – database monitoring
Db16 – database tuning
St06 – OS monitor

Backup & Restore

1. Suggest a backup strategy for a client, which works 365 days a year.
Online backup is the solution I will provide and the archive log mode is on.
2. What is the advantage of taking backup to a disk and then to the tape?
3. Have you used any other backup solution?
4. Have you ever restored?

Homogenous / Heterogeneous Copy

1. What is the difference between remote client copy and client export and import?
2. What is homogenous system copy?
3. What is heterogeneous system copy?
4. Your PM tells that you have to move a whole SAP system from one machine to the other how would you go about it?
5. What is the step where you would specify the different SID to be used?
6. Can you change the SID during copy?
7. Can you change the hostname during copy?

Patches

1. You have to load new kernel patches, how would you go about the same?
2. If there is a problem in R3 trans after the kernel upgrade, what would you do?
3. What is Spam used for?
4. What is the Client that you would use to apply patches?
5. Will you use DDIC, or SAP*? If not why?
6. What are the phase while loading the patches?

Profile Parameters

1. A colleague of yours changed a parameter in one of the application server, and it is behaving differently what would you do?
2. What is the program that you would use from SID ADM to check the parameters? - SAPPFPAR
3. Where are the profile files located?

Saprouter

1. How and where would you configure the Saprouter?
2. Why not on CI or DI?
3. What is the name of the file where you specify the permissions?
4. Do you think that it is cost effective tool?

Printing

1. Have you worked on any third party printing option with SAP?
2. How will you configure a printer in SAP?
3. Where are the Spool Logs stored?
4. How would you clean them? Why not delete them?

Background Jobs

1. A user calls and reports to you that his background job is taking long time, and which normally does not take so much time. What will you do?
2. Can you kill an active job?
3. What is repercussion of the same?

BW

1. How will you enable BW statistics cube?
2. How would you enhance the performance of the Delta load from R/3 to BW?

EDT (Electronic Data Transfer)

1. How do you go about configuring EDT?
2. What are the ini files in EDT?
3. What type of RFC connection would you use for EDT?
4. What is the program file that you would execute in the Background for the Email transfer to happen?
5. How would the FAX used to pick the number to be dialed
6. How would you configure internet users?
7. How would you enable SAP office for the users?

Oracle

1. What would you do if you get an error called SNAP Shot too Old, or ORA -1555 or ORA -1650
2. Can you create your own roll back segments?
3. Can you allocate Rollback segments for a particular JOB or Tcode?
4. What is SGA?
5. Which is the process that is used for writing logs?
6. What is the process that may or may not run and would not affect your functioning of oracle?
7. Can you give a size of data file more than 2 GB?
8. Which is the profile file for listener and where is it located?

Others

1. What is the largest Installation that you have managed in terms of DB size ?
2. What is the largest Installation that you have managed in terms of number of users and concurrent users?
3. What is the largest Installation that you have managed in terms of number of application servers?
4. What is NFS mount?
5. What are the problems, which you have faced with NFS mount?
6. Can you explain a Cluster Environment?
7. Explain how you will go about doing sizing?
8. I have to install an R/3 instance, the PM says you have NT, and you have to convince him to go for Unix, how would go about it and what facts would you present to him?
9. What is the use of transaction ST05?
10. A user get’s and hourglass while executing a Tcode, what would you do? You are also getting hourglass while logging on.
11. What is the table used to store the ABAP dumps?
12. What is the tool used from SIDadm similar to output of SM50? - DPMON


Generic questions (Questions in latest Basis interview)

1. What is TP group, TP Layer and TP Dev class
2. Give me steps to configuration of tms
3. Diffrent ways of configuring the stms
4. Se06
5. What is reason for overwritting the originals
6. Would overwrite the DEV to test in se06
7. strongest area in Basis
8. Last installation
9. What would be your strategy if asked to install system in next 3 days
10. What is the function of dispatcher in Kernel
11. Where do you activate the trace for WP and increase the trace level
12. IS there a menu path
13. What happens if you restart the system, will you loose the trace file, or can you see
14. What happens if we restart the system twice
15. Where will you defind logon balancing, how would define and what strategy will you use
16. Example of daily system check ?
17. What would tell you in SM50 if something is wrong
18. What are diffrent types of TABL Buffering
19. What process will you follow for SM12 deletion
20. Diffrent update process
21. Post installation checks and procedure you will follow, after installing and restore
22. Diffrent between 000 and 001
23. What is your knowledge in BW systems
24. Have you done adm on BW
25. Role on AIG project
26. What is the use of profile ztta/roll_area
27. How is it dependent on other ztta profiles like ztta/short_area ztta/cua_area ztta/roll_first
28. Where was AIG located
29. What do you understand by roll back segments
30. what is your startegy for applying SP
31. Trouble shoot printing issue
32. If the user complains that he is not able to print
33. What do you understand by local printing and network printing
34. What do you understand by operations mode
35. What are most common RC when importing a CR
36. Where you use SPAM and SAINT
37. How abt Audit
38. More on O/S or on APPlication level
39. If you have problem starting the SAP where will you look
40. Where to look at the WP in O/S
41. How abt Memory mgmt, is there a program to be used at O/S
42. If you see Red in ST02 what will you do to analyze the RED
43. What are the diffrent types of table buffering
44. Is there a Tcode where you can change the profile
45. How are you familiar with setting up STMS
46. How you supported BW
47. How abt system copies
48. How abt performance tuning
49. have you worked on 24/7
50. Are you open to work on challenging environments
51. Do you have any commitments
52. How soon can you join us