工程变更可由施工单位提出也可由建设单位提出，无论哪方提出都应履行完善手续。施工单位在收到（）发出的变更指示后，应向监理单位提交变更报价书。 承包人。 监理单位。 项目经理。 监理工程师。
An administrator is looking for the "Open Restricted Shell Terminal" option on the HMC GUI. Under which panel is this option available？（） HMC Management， but only from a local connection。 Service Management， but only from a local connection.。 Systems Management， but only from a local connection.。 Systems Management， but only from a remote connection.。
The CUSTOMERS table has these columns: CUSTOMER_ID NUMBER(4) NOT NULL CUSTOMER_NAME VARCHAR2(100) NOT NULL STREET_ADDRESS VARCHAR2(150) CITY_ADDRESS VARCHAR2(50) STATE_ADDRESS VARCHAR2(50) PROVINCE_ADDRESS VARCHAR2(50) COUNTRY_ADDRESS VARCHAR2(50) POSTAL_CODE VARCHAR2(12) CUSTOMER_PHONE VARCHAR2(20) Which statement finds the rows in the CUSTOMERS table that do not have a postal code? （） SELECT customer_id, customer_name FROM customers WHERE postal_code CONTAINS NULL;。 SELECT customer_id, customer_name FROM customers WHER postal_code = ' ___________';。 SELECT customer_id, customer_name FROM customers WHERE postal _ code IS NULL;。 SELECT customer_id, customer_name FROM customers WHERE postal code IS NVL;。 SELECT customer_id, customer_name FROM customers WHERE postal_code = NULL。
工程计量的方法在《水利水电工程标准施工招标文件》（2009年版）的技术标准和要求中有规定。建筑物工程的计量以（）为计量依据 设计图纸。 监理合同。 招标文件。 施工文件。
Which memory technology combination on the x255 will allow for two memory banks to fail while maintaining the server？（） Memory mirroring and hot swap memory。 Memory mirroring and hot spare memory。 Four way memory interleaving and chipkill。 Four way memory interleaving and memory mirroring。
幼儿园公共关系建构的特征有（）
