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Oracle Database 19c: Program with PL/SQL Sample Questions (Q62-Q67):

NEW QUESTION # 62
Which three are true about the procedure overloading feature? (Choose three.)

  • A. Each procedure's formal parameters can differ in data type or name.
  • B. Each procedure's formal parameters must differ in name.
  • C. Each procedure can be a packaged subprogram.
  • D. Each procedure can be a nested subprogram.
  • E. Each procedure must use positional notation to specify the corresponding actual parameters.
  • F. Each procedure must use named notation to specify the corresponding actual parameters.
  • G. Each procedure can be a standalone subprogram.

Answer: A,C,E


NEW QUESTION # 63
Which two are true about Conditional Compilation in PL/SQL using $IF, $ELSE, $END, and $ERROR? (Choose two.)

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

Answer: A,E


NEW QUESTION # 64
Which two are true about packages? (Choose two.)

  • A. Package specifications can be compiled without their bodies.
  • B. A package definition must have a specification and body.
  • C. Standalone subprograms that reference a package can be compiled only after both the package specification and body are compiled.
  • D. Modifications to a packaged procedure's body automatically cause recompilation of subprograms that invoke the procedure.
  • E. Variables and cursors defined in a package specification are visible to all subprograms in the same schema that has the package.

Answer: A,E


NEW QUESTION # 65
Which two are true about named notations in a PL/SQL subprogram? (Choose two.)

  • A. The subprogram invocations must be changed when the formal parameter list acquires new required parameters.
  • B. Only trailing optional parameters can be omitted in the invocation call.
  • C. Specifying actual parameters in the wrong order results in the subprogram terminating with an exception.
  • D. The actual parameters must be specified in the same order as the formal parameters are declared.
  • E. Any optional parameters can be omitted in the invocation call.

Answer: D,E


NEW QUESTION # 66
Examine the structure of the ora1.depts table:

Now, examine these statements issued by user ora1 which execute successfully:
Create or replace view dep_vu as select * from depts;
Alter table depts add dep_email varchar2(20);
Finally, examine this block of code executed by user ora1:

Which is true?

  • A. It will run successfully producing a result of 5.
  • B. DEP_VU must be manually recompiled to successfully run this code.
  • C. It will result in an error because table depts has been altered.
  • D. It will run successfully producing a result of 4.

Answer: D


NEW QUESTION # 67
......

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