While designing your database， you have created the EMPLOYEEStable as an index-organized （IOT）. You want to create a bitmap index on the JOD_IDcolumn to make queries faster. Which task must have been completed so that you are able to create the bitmap index？（） A primary key must have been created.。 A mapping table must have been created.。 An overflow tablespace must have been specified.。 The PCTTHRESHOLD option must have been specified.。
连某因犯诈骗罪被判处无期徒刑，附加剥夺政治权利终身；犯故意伤害罪被判处10年有期徒刑，附加剥夺政治权利3年的数罪并罚时应当采用（） 限制加重原则。 并科原则。 吸收原则。 相加原则。
Refer to the exhibit. Which of the following IOS DHCP configuration statements is required so that a Cisco skinny-based IP phone can connect with CallManager?（） ip dhcp pool Client。 network 10.1.1.0 255.255.255.240。 default-router 10.1.1.1。 dns-server 10.2.2.2。 domain-name cisco.com。 option 150 ip 10.3.3.3。
Examine the structure of the EMPLOYEES table: EMPLOYEE_ID NUMBER Primary Key FIRST_NAME VARCHAR2(25) LAST_NAME VARCHAR2(25) HIRE_DATE DATE You issue these statements: CREATE table new_emp ( employee_id NUMBER, name VARCHAR2(30)); INSERT INTO new_emp SELECT employee_id , last_name from employees; Savepoint s1; UPDATE new_emp set name = UPPER(name); Savepoint s2; Delete from new_emp; Rollback to s2; Delete from new_emp where employee_id =180; UPDATE new_emp set name = 'James'; Rollback to s2; UPDATE new_emp set name = 'James' WHERE employee_id =180; Rollback; At the end of this transaction, what is true?（） You have no rows in the table.。 You have an employee with the name of James.。 You cannot roll back to the same savepoint more than once.。 Your last update fails to update any rows because employee ID 180 was already deleted.。
在液相液化石油气输送过程中，要求管道中任何一点的压力都要（）管道中液化石油气所处温度下的饱和蒸汽压。 小于或等于；。 高于；。 等于；。 低于。
认知过程包括（）
