OLELINKS命令的功能有（）。

A、打断OLE对象的链接

B、将嵌入的对象改为链接的OLE对象

C、更改OLE对象

D、删除OLE对象

用于电子邮件的协议是（）。

A、IP

B、TCP

C、SNMP

D、SMTP

802.11协议簇定义了多种WLAN接入标准，目前采用最为广泛的标准是什么？

You are asked to change the cable on interface ge-0/2/1.Which statement is correct?（）

A、The cable is found on slot 2, port 0, and FPC 1.

B、The cable is found on FPC 0, slot 1, and port 2.

C、The cable is found on port 1, slot 0, and FPC 2.

D、The cable is found on slot 2, port 1, and FPC 0.

在WinXP下，下列哪一种常常被保留在计算机的当前系统配置中？（）

A、创建垃圾文件处理的DrWatson

B、备份所有系统文件信息的MSCONFIG

C、创建系统恢复断点的SystemRestore

D、穿件设置备份的文件尺寸和设置传输尺寸

The ORDERS table has these columns: The ORDERS table tracks the Order number, the order total, and the customer to whom the Order belongs. Which two statements retrieve orders with an inclusive total that ranges between 100.00 and 2000.00 dollars?（）

SELECT customer_id, order_id, order_total FROM orders RANGE ON order_total (100 AND 2000) INCLUSIVE;

SELECT customer_id, order_id, order_total FROM orders HAVING order_total BETWEEN 100 and 2000;

SELECT customer_id, order_id, order_total FROM orders WHERE order_total BETWEEN 100 and 2000;

SELECT customer_id, order_id, order_total FROM orders WHERE order_total >= 100 and <= 2000;

SELECT customer_id, order_id, order_total FROM orders WHERE order_total >= 100 and order_total <= 2000;