SAP C_ABAPD_2309 Online Practice Questions and Exam Preparation

SAP C_ABAPD_2309 Online Questions & Answers

• Question 1:

  

  What are valid statements?

  Note: There are 3 correct answers to this question

  A. In class CL1, the interface method is named if-ml.
  B. Class CL2 uses the interface.
  C. Class CL1 uses the interface.
  D. In class CL2, the interface method is named ifl-ml.
  E. Class CL1 implements the interface.
  A. In class CL1, the interface method is named if-ml.
  C. Class CL1 uses the interface.
  E. Class CL1 implements the interface.

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  Explanation

  A. In class CL1, the interface method is named if1~m1. Correct. When implementing an interface method in an ABAP class, the method is typically named with the format interface_name~method_name.

  C. Class CL1 uses the interface.

  Correct. The class CL1 declares the use of the interface IF1 with the line INTERFACES if1. E. Class CL1 implements the interface.

  Correct. By declaring INTERFACES if1. in CL1, the class is implementing the interface IF1.

• Question 2:

  Which internal table type allows unique and non-unique keys?

  A. Sorted
  B. Hashed
  C. Standard
  A. Sorted

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  Explanation

• Question 3:

  Which of the following are incomplete ABAP types? Note: There are 2 correct answers to this question.

  A. String
  B. T
  C. C
  D. P
  C. C
  D. P

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  Explanation

  Incomplete ABAP types are types that do not specify all the attributes of a data type, such as the length, the number of decimal places, or the value range. Incomplete types can only be used for the typing of field symbols and formal parameters, not for the definition of data objects or constants. Incomplete types can be either predefined or user-defined.

  The following are incomplete ABAP types:

  C. C is a type for character strings with a generic length. The length of the character string has to be specified when a data object or a constant is defined with this type. For example, DATA text TYPE c LENGTH 10 defines a data object named text with a type c and a length of 10 characters.

  D. P is a type for packed numbers with a generic length and a generic number of decimal places. The length and the number of decimal places of the packed number have to be specified when a data object or a constant is defined with this type. For example, DATA amount TYPE p LENGTH 8 DECIMALS 2 defines a data object named amount with a type p, a length of 8 bytes, and 2 decimal places.

  The following are not incomplete ABAP types, because they specify all the attributes of a data type:

  A. String is a type for variable-length character strings. The length of the character string is determined at runtime and can vary from 0 to 2,147,483,647 characters. The length does not have to be specified when a data object or a constant is defined with this type. For example, DATA text TYPE string defines a data object named text with a type string and a variable length.

  B. T is a type for time values in the format HHMMSS. The length of the time value is fixed at 6 characters and does not have to be specified when a data object or a constant is defined with this type. For example, DATA time TYPE t defines a data object named time with a type t and a length of 6 characters.

  References: Generic ABAP Types - ABAP Keyword Documentation C - ABAP Keyword Documentation P - ABAP Keyword Documentation String - ABAP Keyword Documentation T - ABAP Keyword Documentation

• Question 4:

  Which of the following are valid sort operations for internal tables? Note: There are 3 correct answers to this question.

  A. Sort a standard table using SORT itab ASCENDING.
  B. Sort a sorted table using SORT itab BY field1 ASCENDING field2 DESCENDING.
  C. Sort a standard table using SORT itab BY field1 field2.
  D. Sort a standard table using SORT itab.
  E. Sort a sorted table using SORT itab DESCENDING.
  A. Sort a standard table using SORT itab ASCENDING.
  C. Sort a standard table using SORT itab BY field1 field2.
  D. Sort a standard table using SORT itab.

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  Explanation

• Question 5:

  Which of the following is a generic internal table type?

  A. SORTED TABLE
  B. INDEX TABLE
  C. STANDARD TABLE
  D. HASHED TABLE
  B. INDEX TABLE

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  Explanation

  You have selected Index Table or Not Specified as the access type.

  You have not specified a table key or specified an incomplete table key.

  You have specified a generic secondary table key.

  A generic table type can be used only for typing formal parameters or field symbols. A generic table type cannot be used for defining data objects or constants. Therefore, the correct answer is B. INDEX TABLE, which is a generic table type that does not specify the access type or the table key. The other options are not generic table types because:

  A. SORTED TABLE is a table type that specifies the access type as sorted and the table key as a unique or non-unique primary key.

  C. STANDARD TABLE is a table type that specifies the access type as standard and the table key as a non-unique standard key that consists of all the fields of the table row in the order in which they are defined.

  D. HASHED TABLE is a table type that specifies the access type as hashed and the table key as a unique primary key.

• Question 6:

  In RESTful Application Programming, which EML statement retrieves an object?

  A. Find entity
  B. Select entity
  C. Get entity
  D. Read entity
  D. Read entity

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  Explanation

• Question 7:

  What are some characteristics of secondary keys for internal tables? Note: There are 3 correct answers to this question.

  A. Secondary keys must be chosen explicitly when you actually read from an internal table.
  B. Multiple secondary keys are allowed for any kind of internal table.
  C. Hashed secondary keys do NOT have to be unique.
  D. Sorted secondary keys do NOT have to be unique.
  E. Secondary keys can only be created for standard tables.
  A. Secondary keys must be chosen explicitly when you actually read from an internal table.
  B. Multiple secondary keys are allowed for any kind of internal table.
  D. Sorted secondary keys do NOT have to be unique.

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  Explanation

  A. Secondary keys must be chosen explicitly when you actually read from an internal table.

  When accessing data from an internal table using a secondary key, you must specify that key explicitly; otherwise, the primary key is used by default.

  B. Multiple secondary keys are allowed for any kind of internal table.

  Internal tables can have multiple secondary keys, allowing for various access patterns based on different keys.

  D. Sorted secondary keys do NOT have to be unique.

  Unlike hashed keys, which must be unique, sorted secondary keys can have duplicate values.

  Other options:

  C. Hashed secondary keys do NOT have to be unique.This is incorrect because hashed keys must be unique.

  E. Secondary keys can only be created for standard tables. This is incorrect because secondary keys can be created for standard, sorted, and hashed tables.

• Question 8:

  Exhibit:

  

  (Sorry, we do not have a more clear image. If we have a better resource for the image, we will update this one immediately.)

  Which of the following statements are correct? Note: There are 2 correct answers to this question.

  A. FOR defines a loop that runs over the content of source_itab
  B. source_itab is only visible within the loop.
  C. row is a predefined name and cannot be chosen arbitrarily.
  D. row is only visible within the loop.
  A. FOR defines a loop that runs over the content of source_itab
  D. row is only visible within the loop.

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  Explanation

  The code snippet in the image is an example of using the FOR statement to create an internal table with a constructor expression. The FOR statement introduces an iteration expression that runs over the content of source_itab and assigns

  each row to the variable row. The variable row is then used to populate the fields of target_itab.

  Some correct statements about the code snippet are:

  FOR defines a loop that runs over the content of source_itab: This is true. The FOR statement iterates over the rows of source_itab and assigns each row to the variable row. The iteration expression can also specify a range or a condition for

  the loop.

  row is only visible within the loop: This is true. The variable row is a local variable that is only visible within the scope of the iteration expression. It cannot be accessed outside the loop.

  You cannot do the following:

  source_itab is only visible within the loop: This is false. The variable source_itab is not a local variable defined by the FOR statement. It is an existing internal table used as the data source for the iteration expression and can be accessed

  outside the loop.

  row is a predefined name and cannot be chosen arbitrarily: This is false. The variable row is not a predefined name reserved by the FOR statement. It is a user-defined name that can be chosen arbitrarily. However, it must not conflict with

  any existing names in the program.

  References:

  FOR - Iteration Expressions - ABAP Keyword Documentation - SAP Online Help ABAP 7. 4 Syntax - FOR Loop Iteration | SAP Community

• Question 9:

  

  The class zcl_demo_class is in a software component with the language version set to "Standard ABAP". The function module ZF1 is in a software component with the language version set to "ABAP Cloud". Both the class and function

  module are customer-created.

  Regarding line #6, which of the following is a valid statement?

  A. 'ZF1' can be called whether it has been released or not for cloud development.
  B. 'ZF1' can be called via a wrapper that itself has been released for cloud development.
  C. 'ZF1' can be called via a wrapper that itself has not been released for cloud development.
  D. 'ZF1' must be released for cloud development to be called.
  B. 'ZF1' can be called via a wrapper that itself has been released for cloud development.

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  Explanation

• Question 10:

  What are some features of a unique secondary key? Note: There are 2 correct answers to this question.

  A. It is created when a table is filled.
  B. It is updated when the modified table is read again.
  C. It is created with the first read access of a table.
  D. It is updated when the table is modified.
  C. It is created with the first read access of a table.
  D. It is updated when the table is modified.

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  Explanation

  A unique secondary key in SAP ABAP ensures that the key combination of rows in a table is unique. Its main purposes are to speed up access to the table and enforce data integrity.

  It is created with the first read access of a table (C): This is correct. A unique secondary key is established upon the first read access of the table using a statement like READ TABLE. The system creates an index for each row based on the key fields.

  It is updated when the table is modified (D): This is also correct. A unique secondary key will update itself when the content of the table changes, ensuring that data uniqueness is maintained.

  Incorrect answers:

  "It is created when a table is filled (A):" This is incorrect. A unique secondary key is not created when the table is initially filled but rather upon the first read access.

  "It is updated when the modified table is read again (B):" This is incorrect. The unique secondary key does not update based on read operations; it maintains its integrity independently.

  References:

  1. "Improving Internal Table Performance Using Secondary Keys" - SAP Learning

  2. "Secondary Key - ABAP Keyword Documentation" - SAP Online Help