james needs to sort a list of values in a list of values in 

题目
单选题
james needs to sort a list of values in a list of values in fieldA, and when the form in saved ,he wants to sort the list before it is saved. Which one of the following formulas would accomplish this?()
A

 @sort 

B

 @sort(@thisvalue) 

C

 @sortAscending(fieldA)      

D

 @sort(“ascesding”;”fieldA”)

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相似问题和答案

第1题:

Which two statements are true regarding the default behavior of the ORDER BY clause? ()

A.Null values are left out of the sort.

B.Character values are displayed from Z to A

C.Date values are displayed with the earliest value first.

D.Null values are displayed last for descending sequences.

E.Numeric values are displayed with the lowest values first.


参考答案:C, E

第2题:

helga is working with a multi-value field that has numeric values in a list. she would like to apply a formula to each item in the list, return the list which one of the following @fuctions can she use to accomplish this with one line of code?()

  • A、@transform  
  • B、@Listprocess  
  • C、@processlist 
  • D、@listevaluate

正确答案:A

第3题:

Listlist=//morecodehere12.Collections.sort(list,newMyComparator());Whichcodewillsortthislistintheoppositeorderofthesortinline12?()

A.Collections.reverseSort(list,newMyComparator());

B.Collections.sort(list,newMyComparator());list.reverse();

C.Collections.sort(list,newInverseComparator(newMyComparator()));

D.Collections.sort(list,Collections.reverseOrder(newMyComparator()));


参考答案:D

第4题:

which one of the following should cathy use to sort a list?()

  • A、 @sort
  • B、 @sortlist
  • C、 @datasort
  • D、 @listorder

正确答案:A

第5题:

Which is a restriction on a list partitioned table?()

  • A、You cannot create global range partitioned indexes on the table. 
  • B、The optimizer will not execute partition wise joins on the table’s partitions. 
  • C、You must include at least one element in the value list of each partition of the table, even if that element is the keyword NULL. 
  • D、Partition pruning will not occur during query optimizer if a range of values is included in the query predicate.

正确答案:C

第6题:

以下对返回值类型判断错误的是(id=1的记录是存在的)()

  • A、Students.objects.get(id=1)返回Students类型
  • B、Students.objects.filter()返回django.db.models.query.QuerySet类型
  • C、Students.objects.filter(id=1).first()返回Students类型
  • D、Students.objects.filter().values_list(’id’)返回list类型

正确答案:D

第7题:

Which built-in copies values from a list item into a record group? ()

  • A、RETRIEVE_LIST 
  • B、RETRIEVE_GROUP 
  • C、RETRIEVE_LIST_ITEM 
  • D、RETRIEVE_GROUP_FROM_LIST 
  • E、RETRIEVE_GROUP_FROM_LIST_ITEM 

正确答案:A

第8题:

Which view shows all valid values for the NLS_LANGUAGE, NLS_SORT, NLS_TERRITORY,and NLS_CHARACTERSET parameters?()

A. V$VALID_NLS_VALUES

B. NLS_VALID_VALUES

C. NLS_VALUE_OPTIONS

D. V$NLS_VALUE_OPTIONS

E. V$NLS_VALID_VALUES


参考答案:E

第9题:

11. List list = // more code here  12. Collections.sort(list, new MyComparator());  Which code will sort this list in the opposite order of the sort in line 12?() 

  • A、 Collections.reverseSort(list, new MyComparator());
  • B、 Collections.sort(list, new MyComparator()); list.reverse();
  • C、 Collections.sort(list, new InverseComparator( new MyComparator()));
  • D、 Collections.sort(list, Collections.reverseOrder( new MyComparator()));

正确答案:D

第10题:

bill has an author names field named all editors that calculates a list of possible editors of the doc based on values users has entered into another field. The list only contains users’ first and last names, and only should be displayed to users who can edit doc.Which of the following hide-when formulas should bill use to control the display of the field?()

  • A、 @isnotmember(alleditors,@username) 
  • B、 @isnotmember(@name([cn]);@username) 
  • C、 @isnotmember(alleditors;@name([cn ];@username)) 
  • D、 if(@isnotmember(alleditors;@name([cn];@username);@true;@false))

正确答案:C

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