题目内容

在下面的网络中,具有高速度、短距离、低误码特点的是()。

A. 广域网(WAN)
B. 城域网(MAN)
C. 局域网(LAN)
D. 万维网(WWW)

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You created the ORDERS table in your database by using the following code: SQL> CREATE TABLE ORDERS (ORDER_DATE TIMESTAMP(0) WITH TIME ZONE); Then, you inserted data in the ORDERS table and saved it by issuing the following statements:SQL> INSERT INTO ORDERS VALUES(’18-AUG-00 10:26:44 PM America/New_York’); SQL> INSERT INTO ORDERS VALUES(’23-AUG-02 12:46:34 PM America/New_York’); SQL> COMMIT; Next, you issued the following statement to change the time zone for the database: SQL> ALTER DATABASE SET TIME_ZONE=’Europe/London’; What will be the result of executing the above statement?()

A. The statement will fail.
B. The statement will be executed successfully, and the new time zone will be set for the database.
C. The statement will be executed successfully, but the new time zone will be set for the current session.
D. The statement will be executed successfully, but the new time zone will neither be set for the database nor for a specific session.

根据我国著作权法规定,著作权随作品创作的完成而“自动”产生。

A. 正确
B. 错误

对于()(含)以上的大额存取款业务,应在储蓄存(取)凭条背面摘录客户或代理人的身份证件种类、姓名号码。

A. 2万
B. 5万
C. 10万

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