Saturday, March 7, 2009

SAP ABAP Questions with Answers

1. When using Open SQL statements in an ABAP/4 program, you must ensure the following.
a) The database system being addressed must be supported by SAP.
b) The database tables being addressed must be defined in the ABAP/4 dictionary.
c) Both a and b
d) None
Ans.c
2. Which of the following statements are correct?
a) A database interface translates SAP’s Open SQL statements into SQL commands specific to the database in use. Native SQL statements access the database directly.
b) When you use Native SQL, the addressed database tables do not have to be known to the ABAP/4 dictionary. In Open SQL, the addressed database tables must be defined in the ABAP/4 dictionary.
c) There is automatic client handling in Native SQL whereas clients must always be specified in Open SQL.
Ans. a,b
3. Which of the following are true?
a) TABLE is used as a synonym for STANDARD TABLE
b) You can only access a hashed table using the generic key operations. Explicit or implicit index operations (such as LOOP ... FROM oe INSERT itab within a LOOP) are not allowed.
c) All hashed tables are index tables.
d) We have to define the hash procedure explicitly for HASHED TABLE.
Ans. a, b
4. Can a transparent table exist in data dictionary but not in the database physically?
a) True b) False
Ans.b
5. Can you create a table with fields not referring to data elements?
a) Yes b) No
Ans. a
6. How do you create a batch input session for a transaction?
a) ‘Call transaction’ in background mode.
b) ‘Call transaction’ in error mode.
c) ‘Bdc_insert’ for the transaction.
d) None of the above.
Ans. c
7. What is the alternative to batch input session?
a) Load module b) Call transaction c) BAPI d) Idoc segment
Ans. b
8. The following are true about ‘EXEC SQL’.
a) You can end the Native SQL with a semicolon.
b) You can end the Native SQL with a period.
c) You cannot perform reliable authorization checks using EXEC SQL.
d) Host variables in the Native SQL are identified with a preceding hash (#).
Ans. a, c
9. The following are true about database locking.
a) Database systems set physical locks on all lines affected by a database call.
b) Read locks prevent the setting of further read locks for the objects in question.
c) Read locks prevent other transactions from setting write locks for the objects in question.
d) Write locks allow other transactions to set read locks for the objects in question.
Ans. a, c
10. What are field symbols?
a) Field symbols are like pointers in C that can point to any data object in ABAP/4 and to structures defined in ABAP/4 dictionary.
b) Field symbols have to be created with type specifications only.
c) You cannot assign one field symbol to another.
d) All operations you have programmed with the field symbol are carried out with the assigned field.
Ans. a, d
11. EXTRACT statement
a) The first EXTRACT statement extracts the first extract record.
b) The first EXTRACT statement creates the extract dataset and adds the first extract record.
c) Each extract record contains, if specified, the fields of the field group.
d) Each extract record contains, if specified, the fields of the field symbol.
Ans. b, c
12. You cannot assign a local data object defined in a subroutine or function module to a field group.
a) True b) False
Ans. a
13. Which of the following are true?
a) COLLECT can only be used with STANDARD TABLE.
b) To use COLLECT, the internal table should be derived from a database table with an explicit key.
c) If the system finds a numeric component, that is not part of the key, the numeric fields that are not part of the table key (see ABAP number types) are added to the sum total of the existing entries. If it does not find an entry, control passes on to the next record in the internal table.
d) If the system finds a numeric component, that is not part of the key, the numeric fields that are not part of the table key (see ABAP number types) are added to the sum total of the existing entries. If it does not find an entry, the system creates a new entry instead.
Ans. d
14. Which of the following are true?
a) ABAP queries are created by associating them to a logical database or through a direct read/data retrieval program.
b) ABAP queries are created from functional areas that are created from a logical database or through a direct read/retrieval program.
c) ABAP queries are created from user groups attached to the functional areas that are created from a logical database or through a direct read/retrieval program.
d) ABAP queries are created through the regular report program.
Ans. c
15. A logical unit of work (LUW or transaction) begins
a) Each time you start a transaction.
b) Each time you end a transaction.
c) When the database changes of the previous LUW have been confirmed (database commit).
d) Before the database changes of the previous LUW have been cancelled (database rollback).
Ans. a, d
16. A database commit is triggered by
a) ABAP/4 command COMMIT WORK.
b) CALL SCREEN, CALL DIALOG.
c) A Remote Function Call
d) CALL TRANSACTION
Ans. a, b, c, d
17. The following are true about SAPscript control commands.
a) If a control command is unknown or it contains syntax errors, the line containing it will be printed out as it is.
b) If a control command is unknown or it contains syntax errors, the line containing it will be treated as a comment line.
c) A maximum of one control command may appear in each line.
d) A maximum of six control commands may appear in each line.
Ans. b, c
18. To output SAPscript layout sets, in the print program
a) You must always start the output with OPEN_FORM and end it with CLOSE_FORM.
b) Within one transaction, you can use only one OPEN_FORM and CLOSE_FORM to open and close a layout set.
c) WRITE_FORM should be used within an OPEN_FORM and CLOSE_FORM.
d) WRITE_FORM can be used without an OPEN_FORM and CLOSE_FORM.
Ans. a, c
19. The transaction CMOD and SMOD are
a) Used to create enhancements to standard SAP programs.
b) Used to create enhancements to ABAP queries.
c) Used to create the user exits, menu exits and screen exits.
d) Used to modify the standard function groups.
Ans. a, c
20. Which of the following are tools to report data in ABAP?
a) ALV b) ALE c) LSMW d) SmartForms
Ans: a
21. ABAP Query tool is used to:
a) Enquire about a running-program status
b) Automatically generate code for reporting
c) Perform database operations for user-written programs
d) None of the above
Ans: b
22. In ABAP Query tool...
a) Each user can be assigned to several user-groups
b) Each user can be assigned to several functional areas
c) Each functional area can be assigned to several user-groups
d) One user can be assigned only to one user-group.
Ans: a, b, c
23. Logical databases must be used to create an ABAP Query
a) True b) False
Ans: b
24. In a BDC program, how would you handle errored records? Would you…
a) Rerun the program
b) Report the errored records
c) Generate a batch-input session with errored records
d) Create an output file, to be run again after corrections
Ans: b, c, d
25. What are IDocs?
a) Documentation of executable programs
b) Documents used for data-transport between SAP and non-SAP s/w.
c) Documents used for data-transport between two different SAP systems
d) Documents used for one-time data-migration activities.
Ans: b, c
26. For transportation of data from a presentation server into SAP, the function module used is
a) UPLOAD b) WS_UPLOAD c) FILE_UPLOAD d) DATA_UPLOAD
Ans: a, b
27. For one-time high volume data-uploads into SAP from non-reliable systems, the following are generally used: a) BDC b) LSMW c) Direct table update d) Idocs
Ans: a, b
28. In an ABAP program, the INITIALIZATION event is invoked
a) Before the AT-SELECTION-SCREEN event
b) After the AT-SELECTION-SCREEN event
c) Could be either way
d) Cannot be predicted
Ans: a
29. The statement to check whether an internal table itab_test has no records, is:IF itab_test is initial. a) TRUE b) FALSE
Ans: b
30. The statement used to clear all the contents of an internal table is:
a) CLEAR itab. b) REFRESH itab. c) FREE itab. d) DELETE itab.
Ans: b, c
31. The AT-SELECTION-SCREEN event is triggered when…
a) ENTER key is hit on the selection-screen
b) F8 key is hit on the selection-screen
c) Any field on selection-screen is populated
d) F4 key is hit on the selection-screen
Ans: a, b
32. What is the transaction-code for viewing batch-runs of a program?
a) SE37 b) SM37 c) SM35 d) SM30
Ans: b
33. SY-BATCH can be used to determine whether a program is being run in batch-mode, within the AT-SELECTION-SCREEN event.
a) TRUE b) FALSE
Ans: b
34. The following statements will clear the header-line of an internal table:
a) DELETE ITAB. b) FREE ITAB. c) REFRESH ITAB. d) CLEAR ITAB.
Ans: d
35. The SAP Logon password is always case-insensitive. a) TRUE b) FALSE
Ans: b
P.S: From ECC6.0, SAP Logon Password is case-sensitive.
36. Data: BEGIN OF ITAB OCCURS 0,FIELD1(10),FIELD2(10),END OF ITAB.DO 20 TIMES.ITAB-FIELD1 = ‘Field1’.ITAB-FIELD2 = ‘Field2’.ENDDO.
a) The internal table has 20 entries.
b) The internal table has one entry.
c) The internal table has no entry.
d) Unpredictable.
Ans: c
37. READ TABLE ITAB_TEST WITH KEY VBELN = k_vbeln. If multiple records in table ITAB satisfy the condition, then
a) All records are fetched
b) The last record is fetched
c) The first record is fetched
d) Compilation error
Ans: c
38. If ITAB has 1000 entries, and DBTAB is a large table, which is better in terms of performance?i) LOOP AT ITAB.SELECT * INTO ITAB_2 FROM DBTAB WHEREKEY1 = ITAB-KEY1.APPEND ITAB_2.ENDSELECT.ENDLOOP.ii) LOOP AT ITAB.SELECT * INTO TABLE ITAB_2 FROM DBTAB WHEREKEY1 = ITAB-KEY1.ENDLOOP.iii) SELECT * INTO TABLE ITAB_2 FROM DBTAB FOR ALL ENTRIES IN ITAB WHEREKEY1 = ITAB-KEY1.
a) (i) is better than (ii), and (ii) is better than (iii).
b) (ii) is better than (iii), and (iii) is better than (i).
c) (iii) is better than (i) and (i) is better than (ii).
d) (iii) is better than (ii) and (ii) is better than (i).
Ans: d
39. DATA: BEGIN OF ITAB OCCURS 0,Fld1 (1),Fld2 (1),Fld3 (1),END OF ITAB.ITAB has 5 records – [ (1,1,1), (1,1,2), (1,2, 2), (2,2,2), (2,2,3) ].The code segment:LOOP AT ITAB.AT NEW fld3.WRITE fld3.ENDAT.ENDLOOP.Produces the output:
a) 1 2 2 2 3 b) 1 2 3 c) 1 1 2 2 2 d) 1 1 1 2 2
Ans: a
40. TYPES: BEGIN OF TYPE1,FLD1,FLD2,FLD3,END OF TYPE1.DATA: ITAB1 TYPE STANDARD TABLE OF TYPE1.ITAB1-FLD1 = ‘a’.ITAB1-FLD2 = ‘b’.ITAB1-FLD3 = ‘c’.APPEND ITAB1.
a) The table has one record, with values (a, b, c ).
b) The table has no records.
c) Compilation error due to method of declaration of type.
d) Compilation error due to method of declaration of table.
Ans: d
41. The fastest way to read a value in an internal table is to:
a) Specify key, and do a binary search
b) Specify the table-keys
c) Directly specify the index value
d) Use a work-area with same structure as the internal table.
Ans: c
42. If COLLECT is used on an internal table, which has a non-key character field,
a) The first record’s value is used in the collected version.
b) The last record’s value is used in the collected version.
c) Compilation error
d) Cannot be predicted
Ans: c
43. Which is the correct syntax for sorting an internal table?
a) SORT ITAB USING key1 key2.
b) SORT ITAB BY key1 key2.
c) SORT ITAB WITH key1 key2.
d) SORT ITAB key1 key2.
Ans: b
44. If we need to fetch all database entries corresponding to a given key, X records at a time, the syntax to be used is:
a) SELECT…PACKET SIZE X….
b) SELECT…PACKAGE SIZE X…
c) SELECT…UPTO X RECORDS….
d) This facility is not available in ABAP.
Ans: b
45. LOOP AT ITAB_DTL_1.COLLECT ITAB_DTL_1 INTO ITAB_FINAL.ENDLOOP.If the tables contain character fields, which table should be declared with the keys Explicitly specified?a) ITAB_DTL_1
b) ITAB_FINAL
c) Either one will do.
d) Neither needs a key to be specified
Ans: b
46. The syntax to concatenate a set of values into one variable is:
a) CONCATENATE source1, source2 INTO target.
b) CONCATENATE source1 source2 INTO target.
c) CONCATENATE source1 and source2 INTO target.
d) None of the above.
Ans: b
47. On the selection-screen, if, while using SELECT-OPTIONS, we specify NO INTERVALS,we can guarantee that the user will not be able to enter a range of values.
a) TRUE b) FALSE
Ans: b
48. ABAP programmers can create their own data types?
a) YES b) NO
Ans: a
49. MOVE can be used to copy:
a) One field’s contents to another field
b) One structure’s contents to another compatible structure
c) One table’s contents to another compatible table
d) A part of one field to another field
Ans: a, b, c, d
50. PERFORM ROUTINE1 USING val1.…..FORM ROUTINE1 USING temp1.Temp1 = 10.ENDFORM.Is the value of val1 changed?
a) YES b) NO
Ans. a

SAP ABAP Internal Tables Questions

1. what is an internal table?
2. how many type of internal tables are there?
3. what is the difference between hashed & sorted internal tables?
4. what is the difference between standard and sorted internal tables? (in performance wise)
5. Difference between internal table and a dictionary table?
6. can you create an internal table dynamically?(at run time)
7. what is the use of select for all entries in an internal table?
8. when you are using 2 internal table in program, you have decided to use for all entries statement to retrieve data but unfortunately there are no records in the first internal table. What will be the result? (2nd internal table contains records).
in a loop of an internal table, what is the use of at first & at last statements?
9. What is the use of at new statement?
10. what is the difference between at first & at new statements?
11. what is a binary search ? and how it is useful in a sorted internal table?
12. when do you need to create an internal table with header line ?and with out a header line?
13. what does it mean occurs 0 while creating an internal table?
14. what will happen if you don't give occurs clause while creating an internal table?
15. what is the difference between clear, delete & refresh with respect to an internal table?

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