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  Oracle Database 19c: Program with PL/SQL Sample Questions (Q52-Q57):

  NEW QUESTION # 52
  Which three are true about user-defined functions? (Choose three.)

  • A. They can be used in ORDER BY and GROUP BY clauses.
  • B. They must be defined with at least one parameter.
  • C. They can be executed as standalone commands.
  • D. Functions can call only other functions.
  • E. They need not return any values.
  • F. They can be used in CONNECT BY and START WITH clauses.
  • G. They can appear in the select list of a SELECT statement.

  Answer: A,F,G

  
  

  NEW QUESTION # 53
  SERVEROUTPUT is enabled.
  Which is the correct method to use a PACKAGED CONSTANT in SELECT statements?

  • A.
  • B.
  • C.
  • D.

  Answer: A

  
  

  NEW QUESTION # 54
  Which two are true about Conditional Compilation in PL/SQL using $IF, $ELSE, $END, and $ERROR? (Choose two.)

  • A. It is newer syntax that works the same way as 'IF , ELSEIF , ELSE, and END IF'.
  • B. Conditional compilation is disabled by default.
  • C. PL/SQL code can be compiled and executed based on different versions of the operating system.
  • D. PL/SQL code can be compiled and executed based on different versions of Oracle.
  • E. The PL/SQL compiler can conditionally include selected parts of a program.

  Answer: D,E

  
  

  NEW QUESTION # 55
  Examine this DECLARE section:
  
  Which two lines are valid? (Choose two.)

  • A. line 5
  • B. line 4
  • C. line 3
  • D. line 7
  • E. line 6
  • F. line 2

  Answer: A,F

  
  

  NEW QUESTION # 56
  Examine these facts:
  Table EMP exists in schema USERA with columns SALARY and EMP_ID.
  EMP_ID is the primary key with values ranging from 1 to 100.
  USERA now executes these statements successfully:
  
  USERA then grants execute privilege on procedure MYPROC to USERB.
  USERB exists in the database identified by pdb1 but does not have select privilege on USERA.EMP.
  USERB now executes these statements:
  conn userB/userB@pdb1
  execute userA.myproc;
  Which is true?

  • A. It results in an error because USERB doesn't have select privilege on USERA.EMP.
  • B. It results in an error because Authid Current_User is missing from MYPROC.
  • C. It results in an error because Authid Definer is missing from MYPROC.
  • D. It executes successfully.

  Answer: D

  
  

  NEW QUESTION # 57
  ......

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