What are collection objects in VB.net ?

October 28, 2007 · Filed Under Placement Questions, VB .Net Interview Questions

VB.Net implements a special object called Collection object that acts as a container for objects of all types. Collection can hold other objects as well as non object data. A Collection has four methods:
- Add: This method adds a member to collection. Along with data one can […]

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What is the significance of the “finalize” method ?

October 28, 2007 · Filed Under Placement Questions, VB .Net Interview Questions

In order to understand the “finalize” method one needs to understand the concept of garbage collection.
The job of freeing up the memory allocated to objects is that of a garbage collector. When the garbage collector determines that an object is no longer referenced it automatically runs a special destructor function called “Finalize”. However we have […]

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What are assemblies ? How does one use assemblies in a VB.net project ?

October 28, 2007 · Filed Under Placement Questions, VB .Net Interview Questions

Assemblies are used to specify a logical unit or building block for .net applications. A .net application contains one or more assemblies. Every assembly has version properties that include a major and a minor version, revision as well as a build number. Thus all elements of an assembly are versioned as a unit. The specifications […]

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Have you worked with ADO.net? Can you explain to me in brief ?

October 28, 2007 · Filed Under Placement Questions, VB .Net Interview Questions

Yes I have certainly worked on ADO.Net. ADO.net encompasses two groups of classes: content components and managed provider components. The content components include DataSet class and other supporting classes as DataTable, DataRow, DataColumn and DataRelation. The DataSet class is a lightweight cache of a particular database from the data store. It allows reading and […]

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