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Trustworthy Valid 1Z0-149 Test Cost & Latest Updated Valid 1Z0-149 Mock Test & High Pass-Rate Oracle Oracle Database 19c: Program with PL/SQL
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Oracle Database 19c: Program with PL/SQL Sample Questions (Q39-Q44):
NEW QUESTION # 39
Which two are true about collections and RECORD types? (Choose two.)
- A. Collections and RECORD types are always dense.
- B. All collections and RECORD types can be stored in table columns.
- C. Only associative arrays and nested tables can have elements of RECORD type.
- D. VARRAYS, nested tables and each field in %ROWTYPE type variables have a default value of null.
- E. All collections and RECORD types can be defined in PL/SQL blocks, packages, or at the schema level.
- F. A variable of RECORD type can contain fields of another RECORD type or any collection type.
Answer: C,D
NEW QUESTION # 40
Which three are true about the procedure overloading feature? (Choose three.)
- A. Each procedure can be a packaged subprogram.
- B. Each procedure can be a standalone subprogram.
- C. Each procedure must use named notation to specify the corresponding actual parameters.
- D. Each procedure must use positional notation to specify the corresponding actual parameters.
- E. Each procedure's formal parameters can differ in data type or name.
- F. Each procedure can be a nested subprogram.
- G. Each procedure's formal parameters must differ in name.
Answer: A,D,E
NEW QUESTION # 41
In one of your databases, table HR.EMPLOYEES includes the columns FIRST_NAME and EMPLOYEE_ID.
A row exists with EMPLOYEE_ID 201.
Examine these packages created by user HR:
EXECUTE privilege is granted to user SH, on the HR.API and HR.HELPER packages.
Which two will execute successfully? (Choose two.)
- A. Create and call a package procedure API.H1 in the SH schema, which calls HR.HELPER.H1.
- B. Call HR.API.P1 from the SH schema.
- C. Call HR.API.P1 from the HR schema.
- D. Call HR.HELPER.H1 from the HR schema.
- E. Call HR.HELPER.H1 from the SH schema.
Answer: B,E
NEW QUESTION # 42
Which three are true about DDL triggers? (Choose three.)
- A. They can be fired when a privilege is granted to a user.
- B. They must be created in a disabled state.
- C. They must be created in an enabled state.
- D. They fire only when a DDL statement is executed by the owner of the trigger.
- E. They can be fired either before or after a DDL statement executes.
- F. They can be fired when a table is truncated.
- G. They cannot include the WHEN clause.
Answer: D,E,F
NEW QUESTION # 43
Examine these statements:
Which is true?
- A. It will result in a compilation error for protected_proc because calling_proc must be prefixed with the schema name.
- B. It will result in a compilation error for protected_proc because calling_proc does not exist.
- C. With adequate privileges, PROTECTED_PROC procedure can be called by other programs apart from CALLING_PROC.
- D. It will result in a successful compilation because objects referenced in an ACCESSIBLE BY clause are not checked at compile time.
Answer: B
NEW QUESTION # 44
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