A client has requested an IBM System x solution. Pricing is the most sensitive decision factor. They are looking for 12 TB of storage， with a projected growth of 10-15%. As this is the only server accessing this amount of data， the customer does not require a SAN. What should the System x Sales Specialist recommend？（） A DS3000 iSCSI-based solution.。 One MegaRAID 8480 card with 4 EXP3000 units.。 An N3700 network attached solution.。 A DS6000 Fibre Channel solution with EXP710 expansion units.。
Examine the SQL statements that creates ORDERS table: CREATE TABLE orders (SER_NO NUMBER UNIQUE, ORDER_ID NUMBER, ORDER_DATE DATE NOT NULL STATUS VARCHARD2(10) CHECK (status IN ('CREDIT','CASH')), PROD_ID_NUMBER REFERENCES PRODUCTS(PRODUCT_ID), ORD_TOTAL NUMBER, PRIMARY KEY (order id, order date)); For which columns would an index be automatically created when you execute the aboveSQL statement? （） SER_NO。 ORDER_ID。 STATUS。 PROD_ID。 ORD_TOTAL。 Composite index on ORDER_ID and ORDER_DATE。
由S、P、Q组成的三角形称为（）
货架沿立体仓库的宽度方向分成若干排，每两排为一组，中间是巷道，由巷道起重机进行商品的存取。具有这种特点的立体仓库是（） 单元货格式立体仓库。 贯通式立体仓库。 垂直循环式立体仓库。 水平循环式立体仓库。
The server host1 has been set up as a backup system with the following /etc/exports： /backups -rw How can a second server regularly use this disk space？（） /usr/sbin/mkfs -s 8G -o nbpi=2048，frag=512 /dev/lv00 -b -l host1。 /usr/sbin/crnfsmnt -d /backups -l /backups host1 -R -X -v -S -b bg。 /usr/sbin/mknfsmnt -f /backups -d /backups -h host1 -a -S -t rw -w bg -g。 /usr/sbin/crfs -v nfs -g vg1 -A yes -p rw -m /backups -a logname=/dev/lv00。
商标权的特点是（）。
