A. assign the appropriate status level for the problem.
B. create records which enable user authentication.
C. help maintain a balanced workload for the help desk technicians.
D. identify common problems among many users.
第1题:
The ORDERS table has these columns:ORDER_ID NUMBER(4) NOT NULLCUSTOMER_ID NUMBER(12) NOT NULLORDER_TOTAL NUMBER(10,2)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? ()
A. SELECT customer_id, order_id, order_total FROM orders RANGE ON order _ total (100 AND 2000) INCLUSIVE;
B. SELECT customer_id, order_id, order_total FROM orders HAVING order _ total BETWEEN 100 and 2000;
C. SELECT customer_id, order_id, order_total FROM orders WHERE order _ total BETWEEN 100 and 2000;
D. SELECT customer_id, order_id, order_total FROM orders WHERE order_total>= 100 and <= 2000;
E. SELECT customer_id, order_id, order_total FROM orders WHERE order_total>= 100 and order_total <= 2000;
第2题:
A.onlythelow-order23bitsoftheMACaddressareusedtomapIPaddresses
B.onlythelow-order24bitsoftheMACaddressareusedtomapIPaddresses
C.onlythehigh-order23bitsoftheMACaddressareusedtomapIPaddresses
D.onlythelow-order23bitsoftheIPaddressareusedtomapMACaddresses
E.the0x01004fMACaddressprefixisusedformappingIPaddressestoMACaddresses
F.the0x01005eMACaddressprefixisusedformappingIPaddressestoMACaddresses
第3题:
4、在本节中,测试类里创建了Person类的对象p,使用该对象调用order()方法正确的是()。
A.p.order(new Car());
B.p.order(new Truck());
C.p.order(Car myCar);
D.p.order(Truck myTruck);
第4题:
A.LOGGING_OFF
B.LOGGING_RUNS
C.LOGGING_FULL
D.LOGGING_NULL
第5题:
A.Log
B.Log-input
C.Log-output
D.Logging
第6题:
在本节中,测试类里创建了Person类的对象p,使用该对象调用order()方法正确的是()。
A.p.order(new Car());
B.p.order(new Truck());
C.p.order(Car myCar);
D.p.order(Truck myTruck);