Visual Basic Interview Questions

False

System.Windows.Forms.Cursor.Current = System.Windows.Forms.Cursors.WaitCursor
after doing some work
in default mode
System.Windows.Forms.Cursor.Current = System.Windows.Forms.Cursors.Default

We can use Cursor:pointer; property to change the mouse pointer.

Types of system controls 1.General controls a)Software controls b)Hardware controls c)Computer operations control d)data security control e)Administrator control 2.Application controls ...

No we cannot set instancing properties like singleuse, GLobalsingleuse to activexdll.

The third party activex controls used are MSDataGrid, MSChart, MSCalendar.

There are no edit methods in ADO data access method instead recordset.update is used.

"This" object is used inside any method to refer to the current object. It is always a reference to the object on which the method was invoked

To create one or more property pages for the control then we make use of property page wizard in activex control.

Through action script we can activate animation control.

Each Parameter object present in the parameter collection provides a detailed information about a single parameter used in a stored procedure or a parameterized query as the parameter collection is a collection of Parameter
objects associated with a specific Command object.

Internet Explorer is the most widely used world wide web,which is used to communicate and compete with different web browsers.It is bundled with the Microsoft Windows operating system.

Uses of IE
1.Surfing the net
2.Downloading better browsers.

Internet tools avaliable in VB6.0 are DNS lookup, SMTP e-mail, Trace Rout, Port Listener, Port Scanner etc.

An ActiveX is a component programming object that can be re-used by many application programs within a computer or among computers in a network.

Types of activex components are
1.Activex control
2.Activex exe
3.Activex dll.

The Combo Box style property has two integer values.
Style property 0 - here the Combo Box behaves as a drop-down Combo Box.
Style property 2 - here the Combo Box behaves as a list box.

1. Full data binding is allowed in datagrid where as flexgrid supports read only binding. 2. Datagrid is large and do not allow merging cells where as flexgrid allows cell merging and it is smaller. 3...

ADO stands for Activex Data Object. It is a programming interface to access data in the database and can also access data present in web pages, spreadsheets and other types of documents.

ADO has three objects namely command, connection and record set objects.

gcc -c proc.adb is an option to generate the necessary files during compilation.

If the backend procedures are stored procedures then it is possible to call those procedures with ADO control.

We can attach an activex control using

BOOL Attach(
BSTR PortName // name of the virtual serial port
);

Here PortName is the name of the existing virtual serial port to be opened.