焊接、切割时产生的热传导（）引起火灾。 ["会","不会","导热","导电"]
Click the Exhibit button and examine the data from the ORDERS and CUSTOMERS tables. Which SQL statement retrieves the order ID, customer ID, and order total for the orders that are placed on the same day that Martin placed his orders?（） ["SELECT ord_id, cust_id, ord_total FROM orders, customers WHERE cust_name='Martin' AND ord_date IN ('18-JUL-2000','21-JUL-2000');","SELECT ord_id, cust_id, ord_total FROM orders WHERE ord_date IN (SELECT ord_date FROM orders WHERE cust_id = (SELECT cust_id FROM customers WHERE cust_name = 'Martin'));","SELECT ord_id, cust_id, ord_total FROM orders WHERE ord_date IN (SELECT ord_date FROM orders, customers WHERE cust_name = 'Martin');","SELECT ord_id, cust_id, ord_total FROM orders WHERE cust_id IN (SELECT cust_id FROM customers WHERE cust_name = 'Martin')"]
A与B在某一商场前拦住C准备抢钱，因人多一时难以下手。刚好E经过此地，因为E与A、B认识，E就对A、B说：“你们在这里下手，自己找死啊。要下手也应该找个偏僻的地方。”结果A、B听信了E的话，就将C劫持到一僻静处，抢走了C的钱物。则E在此犯罪中（） ["是主犯","是从犯","是教唆犯","不构成犯罪"]
You notice that your RMAN script used to copy the datafiles， control files， and archived redo log files is performing very slowly. Which two changes might you want to include in your RMAN script to speed up the COPY commands？（） ["NOCHECKSUM","MAXCORRUPT","CHECK LOGICAL","BACKUP INCREMENTAL","CONFIGURE DEVICE TYPE ... PARALLELISM"]
Your company has 1，000 client computers. Each client computer has 1 GB of RAM. You are planning to deploy Windows 7 Enterprise. You need to design a zero-touch deployment strategy to increase the number of client computers that can be imaged at one time. What should you do？（） ["Increase the amount of RAM on the client computers.","Change from unicast to multicast deployment of images.","Change from multicast to unicast deployment of images.","Decrease the trivial file transfer protocol （TFTP） block size on the TFTP server."]
摩擦学研究所应用的主要分析测试技术大体上可分为三类：
