Frequently Asked Questions - Visual Basic

• Which controls can not be placed in MDI ?



• List out controls which does not have events



• Which property of textbox cannot be changed at runtime. What is the max size of textbox?



• How many system controls are available



• ___,_____ and ____ container objects.



• ___ Property is to compress a image in image control.



• ___,___ and __ are difference between image and picture controls.



• To.set the command button for ESC ___ Property has to be changed.



• Is it possible to set a shortcut key for label.



• What is the default property of datacontrol.



• ___,__,___ are the type of combo box?



• __ no of controls in form.



• OLE is used for _______



• What is the need of tabindex property is label control.



• ___ is the control used to call a windows application.



• Clear property is available in ____,___ control.



• ___ Property is used to count no. of items in a combobox.



• ___ is a property to resize a label control according to your caption.



• Which controls have refresh method.



• ___ property is used to change to ___ value to access a identity column'in datacontrols.



• _____ is the property to ___,____,____ are valid for recordsource property of dat control.



• To find the current recordposition in data control.



• Timer control contains ________ no. of events.



• ____ property is used to lock a textbox to enter a datas.



• What is the need of zorder method?



• ____ is the difference between Listindex and Tab index.



• ____ property of menu cannot be set at run time.



• Can you create a tabletype of recordset in Jet - connected ODBC dbengine.



• Difference between listbox and combo box.



• What are the new events in textbox that has been included in VB6.0



• Can you create a updatecascade, Deletecascade relation in Ms- Access? If no, give on eample.



• _____ collection in recordset used to assign a value from textbox to table columns without making abinding in datacontrol.



• ___ argument can be used to make a menuitem into bold.



• What is the difference between Msgbox Statement and MsgboxQ function?



• What is.the difference between queryunload and unload in form?



• ___,___ arguments will be used to run a executable program in shell function



• ___ property used to add a menus at runtime.



• What is the difference between modal and moduless window?



• ___ VB constant make the menu item in centre.



• ___ method used to move a recordset pointer in nth position in DAG.



• To validate a range of values for a property whenever the property values changes,which type of property procedure you use?



• What are 3 main differences between flexgrid control and dbgrid control?



• What is the difference between change event in normal combobox and dbcombobox?



• To populate a single column value which dbcontrols you to use?



• What is ODBC?



• PartsofODBC?



• WhatisDSN?



• WhatisDAO?



• Types of cursors in DAO?



• Types of LockEdits in DAO? 51 .Types of Recordsets.



• Difference between Tabletype and Snapshot?



• Draw Sequence Modal of DAO? Explain.



• Difference between Dynaset and Snapshot?



• Difference between Recordset and Querydef?



• What is the use of Tabledef?



• Default cursor Type and LockEdit type in DAO?



• What is the default workspace?



• Is it posible to Create Tables Through Querydef?



• It is possible to access Text (x.txt) files? Explain.



• What is ODBC Direct and Microsoft Jet Database Engine ?



• Is it possible to Manipulate data through flexgrid? Explain.



• Types of DBCombo boxes



• What do you mean by Databound Controls? Explain.



• What is RDO?



• Types of cursors in RDO.



• Types of LockEdits in RDO.



• Types of LockEdits in RDO.



• Types of Resultsets.



• Difference between Recordset and Resultsets.



• Explain Default cursor Type and LockEdits type in RDO



• Draw Sequence Modal of RDO? Explain.



• What is meant by Establish Connection in RDO? 74.1s it possible to Access BackEnd procedures? Explain.



• What is OLE? Explain.



• What is DDE?



• Difference between Linked Object and Embedded Object?



• Explain OLE Drag and Drop.



• Difference between DDE and OLE.



• What is the difference between Object and Class?



• Give brief description about class?



• Does VB Supports OOPS Concepts? Explain..



• Difference between Class Module and Standard Module?



• Explain Get, Let, Set Properties.



• Difference Types of Procedures in VB?



• What is the use of NEW Keyword? Explain.



• What is constructors and distructors.



• Types of Modal windows in VB.



• What is ActiveX? Explain.



• Types of ActiveX Components in VB?



• Difference between ActiveX Control and Standard Control.



• Difference between ActiveX Exe and Dll.



• What is instantiating?



• Advantage of ActiveX Dll over Active Exe.



• Difference Types of Instancing Property in ActiveX Dll and Exe.



• What is ActiveX Dll and ActiveX Exe?



• Write the steps in Creating ActiveX Dll and Active Exe?



• Explain the differences between ActiveX Dll and ActiveX Exe?



• How would you use ActiveX Dll and ActiveX Exe in your application?



• How would you access objects created in ActiveX Exe and ActiveX D1T



• What is the use of ActiveX Documents?



• What is ActiveX Document?



• What is the use of Visual Basic Document file?



• What is hyperlink?



• How would you create Visual basic Document file?



• What is Internet Explorer and its uses?



• How would you navigate between one document to another document



• in Internet Explorer ?



• How would you run your ActiveX Document Dll?



• How would you view html code in Active Server Pages?



• How would you cre.ate your application in DHTML?



• What is ActiveX Control?



• Write the Steps in Creating an ActiveX Control?



• How would you attach an ActiveX control in Your Application?



• How would you create properties in ActiveX Control?



• What is the-use of property page Wizard in ActiveX Control?



• How would you add elements in TreevieW Control.



• What are the types of line styles available in Treeview Control?



• What is the use of Imagelist Controls



• How would you attach pictures in Treeview Control?



• What are the uses of List View Control?



• Explain the types of Views in Listview Control.



• How would you attach pictures in column headers of List View Control?



• How would you add column headers in listview control?



• How would you add elements and pictures to listitems in listview control?



• How would you activate animation control?



• What is the use of progress Bar Control?



• How would you find out the value property in Slider Bar Control?



• What is the use of Data Form Wizard?



• How would you map properties to controls by using ActiveX Control Interface Wizard?



• How would you convert a form into document?



• How would you Create a Query Builder and Explain its uses



• How would you create properties by using class Builder Wizard?



• HTML stands for What? Use of HTML ?



• Whether HTML supports multimedia: and document links?



• DHTML Is used for what?



• What do you mean by HTTP?



• What is the use of Hyperlink control for DHTML applications?



• How can you Navigate from the DHTML application to another DHTML application? .



• What are the Internet tools available in VB6.0?



• Explain the usage of Web Browser Control?



• What do you mean by ADO?



• What is the difference Between ADO and other data access objects0



• WhatisOLEDB?



• What are the important components of OLEDB?



• Through which protocol OLEDB components are interfaced?



• It possible to call OLEDB's Features directly in VB without using any control?



• What type of databases you can access through AD I Data Access Object?



• How many objects resides in ADO ?



• What is the use of Connection object?



• What is the use of command Object?



• Recordset object consists what?



• What is the use of parameters collection?



• Which type of object requires this object?



• Is it possible to call backend procedures with ADO control?



• Is there any Edit method in ADO Data Access method?



• How can you check whether a record is valid record or Invalid record using ADO control or Object?



• What do you mean by provider?



• What type of recordsets are available in ADO?



• Is it possible to call oracle database through ADO control or Object?



• How many File System Controls are there ? Explain.



• How can you filter out specific type of file using file system controls?



• How can you get selected file from file system Control?



• How many ways we can access file using VB?



• Which method is preferred to save datas like database?



• How to get freefile location in memory?



• How to find size of the file. Which method or function is used to occomplish this?



• Using which type we can access file line by line?



• Which method is used to write context Into file?



• How can you read content from file?



• Binary Access-method isused to access file in which manner?



• How can you check Beginning and End of the file?



• What is the use of Scalewidth and ScaleHeight Proeperty?



• What is the use of Active Control Property?



• How can you save and Get data from Clipboard/



• What are the types of Error?



• In which areas the Error occurs?



• What are the tools available for Debuggiu in VB?



• What is the use of Immediate, Local Window?



• What is the use of debug Window?



• How can you Implement windows functionality in VB?



• How many types of API functions are availble in VB?



• How can you Add API functions to your Application?



• How to get Cursor position using API?



• Is it possible to change menu runtime using API? If yes? Specify the function names.



• What are the types of API Types.



• Scope of API's can be of types, what are they? Why API functions are Required?