[多选]
Which two changes， taken together， would guarantee the output： 1， 2， 3， 4， 5？（）

A . move the line 12 print statement into the foo（） method
B . change line 7 to public synchronized void go（）{
C . change the variable declaration on line 2 to private volatile int x；
D . wrap the code inside the foo（） method with a synchronized（this） block
E . wrap the for loop code inside the go（） method with a synchronized block synchronized（this）{//for loop code here}

Examine the following PL/SQL block： DECLARE my_plans pls_integer； BEGIN my_plans ：= DBMS_SPM.LOAD_PLANS_FROM_CURSOR_CACHE （sql_id=> ？9twu5t2dn5xd？； END； Which statement is true about the plan being loaded into the SQL plan baseline by the above command？（） It is loaded with the FIXED status.。 It is loaded with the ACCEPTED status.。 It is not loaded with the ENABLED status.。 It is not loaded with the ACCEPTED status.。双因素理论中的双因素指的是（）人和物的因素。信息与环境。自然因素和社会因素。保健因素与激励因素。 Examine the following commands executed in your database： SQL> ALTER SESSION RECYCLEBIN=ON； Session altered SQL> CREATE TABLE emp TABLESPACE tbsfd AS SELECT * FROM hr.employees； Table created. Further， you executed the following command to drop the table： SQL> DROP TABLE emp； Table dropped. What happens in this scenario？（） The table is moved to the SYSAUX tablespace.。 The table is moved to the SYSTEM tablespace.。 The table is removed from the database permanently.。 The table is renamed and remains in the TBSFD tablespace.。下列哪项工作不属于IT服务连续性管理的职责（）拟定保护其IT服务的可能措施。决定某IT服务对业务的关键级别。对其IT服务的恢复进行计划测试。识别其IT服务的风险。 Which command will result in a trace file being created with the create controlfile command contained in it?（） alter database backup controlfile。 alter database backup controlfile to trace。 alter database controlfile backup。 alter database controlfile backup to ’/ora01/oracle/ctrl_backup.ctl’。 alter database begin controlfile backu。

Which two changes， taken together， would guarantee the output： 1， 2， 3， 4， 5？（）

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[多选] Which two changes， taken together， would guarantee the output： 1， 2， 3， 4， 5？（）

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[多选]
Which two changes， taken together， would guarantee the output： 1， 2， 3， 4， 5？（）