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When we should use structure?

Posted By :Venkat     Posted Date :April 18, 2010    Points :10   Category :.NET Framework 
When the values are very exact and needed very often structure should be used.
e.g. if there are only 3 attributes to care about a person (such as name, address, email id) then its better to use structure instead of class.

You can also find related Interview Question to When we should use structure?  below: 

What is data structure?

  
A data structure is a way of organizing data that considers not only the items stored, but also their relationship to each other. Advance knowledge about the relationship between data items allows designing of efficient algorithms for the manipulation of data. (More...)

What command is used to create a table by copying the structure of another table?

  
CREATE TABLE .. AS SELECT command

Explanation :

To copy only the structure, the WHERE clause of the SELECT command should contain a FALSE statement as in the following.
CREATE TABLE NEWTABLE AS SELECT * FROM EXISTINGTABLE WHERE 1=2;
If the WHERE condition is true, then all the rows or rows satisfying the condition will be copied to the new table. (More...)

How is the data structure of System R different from the relational structure?

  
Unlike Relational systems in System R
1.Domains are not supported
2.Enforcement of candidate key uniqueness is optional
3.Enforcement of entity integrity is optional
4.Referential integrity is not enforced (More...)

Which command is used to create a table by copying the structure of another table?

  
CREATE TABLE .. AS SELECT command
Example:-
CREATE TABLE AS SELECT*FROM WHERE 1=2; (More...)

Which is the suitable and efficient data structure to create a tree?

  
Linked list is the suitable and efficient data structure to create a tree. It will provide more flexibility. (More...)

You have got 1 million parking slots. At a time a parking slot can be free or not. To get next slot easily which data structure to implement?

  
Use Stack.

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If you use List, we have to iterate through all list and check the status and retrieve.

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How to take the structure from a table?

  
Using Clone()
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Cole will copy the Structure of the table (More...)

State whether BCP also copies table structure?

  
No, It only copies data of the source table to destination. (More...)

What is the structure of try catch block?

  
Begin Try

End Try
Begin Catch

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What Has Changed with 12 hive in SharePoint 2010?
Three New Folders have been added in 12 hive structure in SharePoint 2010:

  
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