更多“hibernate里面的sorted collection 和ordered collection有什么区别?”相关问题
  • 第1题:

    听力原文:If a remitting bank fails to take proper care in the outward collection, the exporter will soon transfer his account to one which does.

    (7)

    A.If a remitting bank cannot take proper care in collection, the exporter will do it himself.

    B.If a remitting bank cannot fulfill its obligation in collection, the exporter will claim indemnify for it.

    C.If a remitting bank cannot take proper care in collection, it will lose a customer.

    D.If a remitting bank cannot fulfill its obligation in collection, it will cause loss to the exporter.


    正确答案:C
    解析:单句意思为“如果汇出行没能及时处理好出口托收,出口商将把它的账户立即转到另一家银行。”

  • 第2题:

    听力原文:M: Well, what other documents shall I hand in to your bank besides bills of lading?

    W: A sight draft, an insurance policy, and a collection order which contains instructions on collection operation to our bank.

    Q: What are they talking about???

    (18)

    A.Presentation of bill of exchange for payment.

    B.Documents required for a collection operation.

    C.Application for a letter of credit.

    D.What are contained in a collection order.


    正确答案:B
    解析:男士问对方,除了递交提单外还得递交哪些单据。女士的回答是"a sight draft", "an insurance policy", and "a collection order", 即即期汇票、保险单及托收委托书,由此可推知答案为B。

  • 第3题:

    A Database Management System(DBMS) consists of a collection of interrelated data and a collection of () to access to that data

    A.programs

    B.memory

    C.space

    D.password


    正确答案:A

  • 第4题:

    Collection 和 Collections正确的说法有()     

    • A、Collections是个java.util包下的接口
    • B、Collection是个java.util包下的类
    • C、Collections包含有各种有关集合操作的静态方法
    • D、Collection是各种集合结构的父接口

    正确答案:C,D

  • 第5题:

    You work as an application developer at Certkiller .com. Certkiller .com has been hired by a small local private school to develop a class library that will be used in an application named ManageAttendance for the purpose of managing student records.You are responsible for developing this class library. Certkiller .com has instructed you to create a collection in the application to store learners’ results. The school has informed you that they currently only have seven learners, but that this value will triple in the following year. Due to the limited resources, you need to ensure that the collection you create consumes a minimum amount of resources. What should you use to create the collection?()

    • A、 The HybridDictionary collection class.
    • B、 The HashTable collection class.
    • C、 The ListDictionary collection class.
    • D、 The StringCollection collection class.

    正确答案:A

  • 第6题:

    Collection和Collections的区别?


    正确答案: Collection是集合类的上级接口,Collections是针对集合类的一个帮助类,它提供一系列静态方法来实现对各种集合的搜索,排序,线程安全化操作。

  • 第7题:

    Which of the following BEST describes a DAS?()

    • A、A collection of disks presented as storage to multiple servers through dedicated channels.
    • B、A collection of disks presented as storage to a single server through an existing network.
    • C、A collection of disks presented as storage to a single server through directly attached technologies.
    • D、A collection of disks presented as storage to multiple servers through an existing network.

    正确答案:C

  • 第8题:

    Which statements about the garbage collection are true?() 

    • A、 The program developer must create a thread to be responsible for free the memory.
    • B、 The garbage collection will check for and free memory no longer needed.
    • C、 The garbage collection allow the program developer to explicity and immediately free the memory.
    • D、 The garbage collection can free the memory used java object at expect time.

    正确答案:B

  • 第9题:

    class A {  }  class Alpha {  private A myA = new A();  void dolt( A a ) {  a = null;  }  void tryIt() {  dolt( myA );  }  }  Which two statements are correct?()  

    • A、 There are no instanced of A that will become eligible for garbage collection.
    • B、 Explicitly setting myA to null marks that instance to be eligible for garbage collection.
    • C、 Any call on tryIt() causes the private instance of A to be marked for garbage collection.
    • D、 Private instances of A become eligible for garbage collection when instances of Alpha become eligible for garbage collection.

    正确答案:B,D

  • 第10题:

    问答题
    简述Collection 和 Collections的区别。

    正确答案: Collections是个java.util下的类,它包含有各种有关集合操作的静态方法。 
    Collection是个java.util下的接口,它是各种集合结构的父接口。
    解析: 暂无解析

  • 第11题:

    问答题
    hibernate里面的sorted collection 和ordered collection有什么区别?

    正确答案: sorted collection是在内存中通过java比较器进行排序的 ordered collection是在数据库中通过order by进行排序的
    解析: 暂无解析

  • 第12题:

    单选题
    Which statement is true for the class java.util.ArrayList?()
    A

     The elements in the collection are ordered.

    B

     The collection is guaranteed to be immutable.

    C

     The elements in the collection are guaranteed to be unique.

    D

     The elements in the collection are accessed using a unique key.

    E

     The elements in the collections are guaranteed to be synchronized.


    正确答案: C
    解析: 暂无解析

  • 第13题:

    听力原文:ABC Company applied for a sight letter of credit for settlement instead of documentary collection.

    (4)

    A.The company changed idea.

    B.The company preferred an L/C to collection.

    C.The company did not want an L/C.

    D.The company applied for documentary collection.


    正确答案:B
    解析:单句意思为“ABC银行申请了即期信用证而非跟单托收结算方式。”

  • 第14题:

    Which of the following BEST describes a DAS?()

    A. A collection of disks presented as storage to multiple servers through dedicated channels.

    B. A collection of disks presented as storage to a single server through an existing network.

    C. A collection of disks presented as storage to a single server through directly attached technologies.

    D. A collection of disks presented as storage to multiple servers through an existing network.


    参考答案:C

  • 第15题:

    A Database Management System(DBMS)consists of A.collection of interrelated data and a collection of()to access to that data.

    A.programs
    B.memory
    C.space
    D.password

    答案:A
    解析:
    翻译:
    数据库管理系统(DBMS)由一组相关的数据和(71)来访问这些数据的集合。
    A.程序B.内存C.空间D.密码

  • 第16题:

    Collection和Collections正确的说法有() 

    • A、Collections是个java.util包下的接口
    • B、Collection是java.util包下的类
    • C、Collections包含有各种有关集合操作的静态方法
    • D、Collection是各种集合结构的父接口

    正确答案:C,D

  • 第17题:

    简述Collection和Collections的区别。


    正确答案:Collection是一个接口,用于定义集合操作的标准;Collections是一个工具类,可以操作任意的集合对象。

  • 第18题:

    Which statement is true about XpauseTarget in Oracle JRockit JVM ? ()

    • A、 This option is supported by all type of Garbage collection modes.
    • B、 This option is only supported by Generational Garbage Collection mode.
    • C、 This option is only supported by Mark and Sweep Garbage Collection mode.
    • D、 This option is only supported by Dynamic Garbage Collection mode.

    正确答案:D

  • 第19题:

    Which statement is true for the class java.util.ArrayList?()  

    • A、 The elements in the collection are ordered.
    • B、 The collection is guaranteed to be immutable.
    • C、 The elements in the collection are guaranteed to be unique.
    • D、 The elements in the collection are accessed using a unique key.
    • E、 The elements in the collections are guaranteed to be synchronized.

    正确答案:A

  • 第20题:

    Which of these statements concerning the collection interfaces are true?()  

    • A、Set extends Collection.
    • B、All methods defined in Set are also defined in Collection.
    • C、List extends Collection.
    • D、All methods defined in List are also defined in Collection.
    • E、Map extends Collection.

    正确答案:A,B,C

  • 第21题:

    Oracle JRockit JVM uses -Xns option to set nursery size when the generational garbage collection mode is used.  Which two JVM properties are affected by changing its size ?()

    • A、 compaction ratio limit
    • B、 garbage collection frequency
    • C、 garbage collection times
    • D、 fragmentation heap size

    正确答案:B,C

  • 第22题:

    多选题
    Which of these statements concerning the collection interfaces are true?()
    A

    Set extends Collection.

    B

    All methods defined in Set are also defined in Collection.

    C

    List extends Collection.

    D

    All methods defined in List are also defined in Collection.

    E

    Map extends Collection.


    正确答案: A,B,C
    解析: 暂无解析

  • 第23题:

    问答题
    Collection和Collections的区别?

    正确答案: Collection是集合类的上级接口,Collections是针对集合类的一个帮助类,它提供一系列静态方法来实现对各种集合的搜索,排序,线程安全化操作。
    解析: 暂无解析