自我概念的形成与发展大致经历三个阶段，即（） ["从生理自我到社会自我，最后到心理自我","从生理自我到心理自我，最后到社会自我","从社会自我到生理自我，最后到心理自我","从心理自我到社会自我，最后到生理自我"]
You opened the encryption wallet and then issued the following command: Then you closed the wallet. Later, you issued the following command to create the EMPLOYEES table in the SECURESPACE tablespace and you use the NO SALT option for the EMPID column. What is the outcome?（） [" It creates the table and encrypts the data in it."," It generates an error because the wallet is closed."," It creates the table but does not encrypt the data in it."," It generates an error because the NO SALT option cannot be used with the ENCRYPT option."]
常见的培训方法有哪些它们各有什么优缺点
in your database instance， the STATISTICS_LEVEL initialization parameter is set to BASIC. What is the impactof this setting（） ["Optimizer statistics are collected automatically.","Only timed operating system （OS） statistics and plan execution statistics are collected.","The snapshots for the Automatic Workload Repository （AWR） are not generated automatically.","Snapshots cannot be collected manually by using the DBMS_WORKLOAD_REPOSITORY package.","The Oracle server dynamically generates the necessary statistics on tables as part of query optimization."]
我国域名注册实行的原则是（） ["优先注册","先申请先注册","商标注册","自动注册"]
讲述活动有哪些基本特征？
