Oracle udemy selected 1z0-071 Oracle Pl Questions Answers by Luan q95 vce pdf

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Exam Name:	Oracle Database 12c SQL
Exam Code:	1z0-071 Dumps
Vendor:	Oracle	Certification:	Oracle PL
Questions:	326 Q&A's	Shared By:	luan

Question 16

Examine the description of the SALES1 table:

Questions 16

SALES2 is a table with the same description as SALES1,

Some sales data is duplicated In both tables.

You want to display the rows from the SALES1 table which are not present in the SALIES2 table.

Which set operator generates the required output?

Options:

SUBTRACT

INTERSECT

UNION ALL

MINUS

UNION

Discussion

Question 17

You have the privileges to create any type of synonym.

Which stalement will create a synonym called EMP for the HCM.EMPLOYEE_RECORDS table that is accesible to all users?

Options:

CREATE GLOBAL SYNONYM emp FOR hcm.employee_records;

CREATE SYNONYM emp FOR hcm.employee_records;

CREATE SYNONYM PUBLIC.emp FOR hcm.employee_records;

CREATE SYNONYM SYS.emp FOR hcm.employee_records;

CREATE PUBLIC SYNONYM emp FOR hcm. employee_records;

Discussion

Question 18

Which statement executes successfully?

Options:

SELECT TO_DATE(TO_NUMBER(INTERVATL '800' SECOND)) FROM DUAL;

SELECT TO_NUMBER(INTERVAL'800' SECOND, 'HH24:MM') FROM DUAL;

SELECT TO_DATE(INTERVAL '800' SECOND,'HH24:MM') FROM DUAL;

SELECT TO_NUWBER(TO_DATE(INTERVAL '800' SECOND)) FROM DUAL;

SELECT TO_CHAR(INTERVAL '800' SECOND, 'HH24:MM') FROM DUAL;

Discussion

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Question 19

Which two are true about the precedence of opertors and condtions

Options:

+ (addition) has a higher order of precedence than * (mliplpition)

NOT has a higher order of precedence than AND and OR in a condition.

AND and OR have the same order of precedence in a condition

Operators are evaluated before conditions.

|| has a higher order of precedence than +(addition)