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which one of the following accurately describes field names?

题目
单选题
which one of the following accurately describes field names?（）
A

they must be unique in a database  

B

they can only be used once in a view  

C

they can only used once on each form  

D

they can be used mulriple times on a form 

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相似问题和答案

第1题：

Which statement accurately describes a benefit provided by VTP()。

A.VTP allows routing between VLANs.

B.VTP allows a single port to carry information to more than one VLAN.

C.VTP allows physically redundant links while preventing switching loops.

D.VTP allows switches to share VLAN configuration information.


参考答案：D

第2题：

which one of the following statements would lee include in an agent to limit the documents processed by the agent to those for which the value of the type field is "action"? （）

  • A、FIELD Type :="action"     
  • B、SELECT Type ="action" 
  • C、SELECT Type :="action "      
  • D、@if (type="action";@success;@failure) 

正确答案:B

第3题：

Which one of the following describes the similarity between the stack and the queue?(30)

A．logical characteristics

B．physical characteristics

C．operation method

D．element type


正确答案：A

第4题：

Which of the following BEST describes the function of a DNS server?（）

  • A、Secures network traffic through shared key encryption.
  • B、Provides resolution of host names to IP addresses.
  • C、Provides security for a network through the use of ACLs.
  • D、Dynamically assigns IP addresses for easy client configuration.

正确答案:B

第5题：

which one of the following is an @fuction that Lonnie can use to return the value from a specific field?（）

  • A、 @value 
  • B、 @getfield 
  • C、 @GetItemVale 
  • D、 @getfieldvalue

正确答案:B

第6题：

In the video form. the OrderDate field (Which shows When the video may be ordered)is calculated based on the Date field (Which displays the release date ). The order date is 30 days prior to  the release date. Which one the following formulas will calculate the OrderDate value?（）

  • A、@Number(Date)-30       
  • B、@Adjust(Date;0;0;30;0;0;0) 
  • C、@Adjust(Date;0;0;-30;0;0;0) 
  • D、@If(Date!="";Date-30;@Failure(There is no current release date")) 

正确答案:C

第7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8题：

Why are you working in a field other than the one in which you have a degree?


正确答案：
          

第9题：

Which of the following accurately describes the meaning of redundant cooling？（）

  • A、The source of cooling to a RAID system
  • B、The cooling system in a redundant power supply
  • C、A cooling system that can be installed in case of failure
  • D、A second cooling system in case of a failure

正确答案:D

第10题：

Which of the following describes a static NAT？（）

  • A、A static NAT uses a one to many mapping.
  • B、A static NAT uses a many to one mapping.
  • C、A static NAT uses a many to many mapping.
  • D、A static NAT uses a one to one mapping.

正确答案:D

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