以下程序代码对Customer的name属性修改了两次： tx = session.beginTransaction(); Customer customer=(Customer)session.load(Customer.class, new Long(1)); customer.setName("Jack"); customer.setName("Mike"); tx.commit(); 执行以上程序，Hibernate需要向数据库提交几条update语句？

以下代码中，实例方法定义正确的是（） A: class Student: def setName(self,name): self.name=name B: class Student: def setName(name): self.name=name C: class Student: def setName(self): self.name=name D: class Student: def setName(name,self): self.name=name

B2C是英文（ ）的缩写。 A: Business to Customer B: Business 2 Customer C: Customer to Customer D: Customer 2 Customer

C2C Customer to Customer

In Maketing, customer needs are similar to customer wants, but different from customer demands.

【单选题】Which of the following is NOT a recognized definition of customer service? A. Customer service as an activity B. Customer service as a theory C. Customer service as performance measures D. Customer service as a philosophy

更改线程优先级的方法是() A: setPriority B: setName C: setDaemon D: getPriority

设置线程优先级的方法是（） A: setPriority（） B: getPriority（） C: getName（） D: setName（）

The costs of _______ are much lower than the costs of recruiting new customers. A: customer satisfaction B: customer loyalty C: customer value D: customer retention

______ as you are, we can’t offer you more discount. A: A frequent customer B: Frequent customer C: Frequently customer D: A frequently customer