Delphi Interview Questions
Delphi Interview Questions
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Delphi Interview Questions
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What is the default extension of file when we create user components?
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Delphi interview questions
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What's circular rreefence ?
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What's the structure of a Delphi unit file ?
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What's dll and how it can be implemented ?
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What's overloading in Delphi ?
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What's overriding in Delphi ?
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What do you meant by reintroduce in delphi ?
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What's pChar type ?
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How an ADO connection can be established ?
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Explain Inheritance with an example ?
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How polymorphism can be achieved in Delphi ?
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How to implement custom sorting in TStringList ?
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What's the difference between TList and TObjectList ?
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How a button can be created dynamically ?
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What's the difference between static and dynamic loading of dlls ? How this can be implemented ?
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What's the difference between virtual and dynamic methods ?
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What's abstract method in Delphi ?
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What's RTTI ?
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What's procedural data types ?
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What's called method hooking ?
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For what purpose the procedure FreeAndNil is used and what's the difference between FreeAndNil and Free method ?
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How exceptions are handled in Delphi ?
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What's the difference between Try ...Except and Try...Finally ?
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How to open a Text file in Delphi ?
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What's the use of Assigned method in Delphi ?
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What are the different access specifiers available in Delphi ?
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What's the difference between public and protected specifier ?
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How to register a component ?
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What's an interface in Delphi ?
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Is multiple inheritance available in Delphi ? How it can be implemented ?
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What's the difference between Form and Frame ?
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What are the global classes available in Delphi ?
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What's the Sharemem unit used for ?
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What are packages in Delphi?
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Explain about DPR?
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Describe about help file in Delphi?
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Explain about Delphi`s VCL?
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Explain about event handler?
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How application server is different from other type of servers?
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Explain about creating n tired applications using Delphi?
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How to save images to a database with Delphi?
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How to save binary files in Delphi?
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Describe how components are loaded from a DFM file at runtime.
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What is the difference between TGraphicControl and TWinControl?
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Write a function that reverses a string.
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If a component has another component as a property (example: TDatasource has a TDataset component as a property), what happens if the ?pointed to? component is deleted?
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Where does TCustomControl fit into the VCL heirarchy?
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What is the purpose and significance of the TPersistent class?
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What are the three methods required for an implementation of IInterface? What do they do?
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What clasLatest Delphi Interview Questions
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Is there in C# an equivalent of exit command in Delphi, which force the exit from one method?
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What is the use of GlobalMemoryStatus() function in Delphi?
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What are the types of arrays handled by Delphi?
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What must be done to make scroll bars appear automatically in Delphi?
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What is the use of unit interface section of Delphi?
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What are Delphi units?
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What are the code sections that get added automatically by Delphi when a form is created?
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What is the use of Database Form wizard in Delphi?
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What is TForm object in Delphi?
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What is the clause used with Interface section of Delphi?
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What is the use of container?
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What is the environment on which Delphi was based?
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What is contained in the code Unit of Delphi?
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How is dynamic array's memory space removed in Delphi?
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What are components in Delphi?
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What is the difference between TGraphicControl and TWinControl?
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Is there in C# an equivalent of exit command in Delphi, which force the exit from one method?
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What is RTTI in delphi
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How is OnCalcFields event handler used in Delphi?
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What is the use of Initialization and Finalization sections of Delphi?
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What is the use of TActiveForm object in Delphi?
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What are the types of arrays handled by Delphi?
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What must be done to make scroll bars appear automatically in Delphi?
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What is the use of unit interface section of Delphi?
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What are the code sections that get added automatically by Delphi when a form is created?
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What is the use of Database Form wizard in Delphi?
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What is the clause used with Interface section of Delphi?
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What is project file in Delphi?
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What is the environment on which Delphi was based?
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What are components in delphi??
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How is message handling handled in Delphi?
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What should I give to Windows API functions that want a hWnd?
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How does Delphis exception handling work?
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Do I have to understand object-oriented programming to use Delphi?
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Do I have to know a lot about the Windows API to use Delphi?
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Do I have to know a lot about the Windows API to use Delphi?
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How do I close a modal form? For that matter, what is the best way to close any form?
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Why do I get compile errors acessing the Sender object in events?
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How can I manipulate data programatically?
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How do I write a change password function for a Paradox table?
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Can I use the ODBC drivers that I got with ?
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Does Delphi support the back-end?
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How do we get access to a database from Delphi?
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How do we get access to a database from Delphi?
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I just bought Delphi. Where are the language and library reference manuals?
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What technical support do we get with Delphi?
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What if I do not have a CD-ROM drive?
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Where can I get a copy of Delphi?
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What is the history of Delphi?
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Can we write multi-user database applications in regular Delphi?
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What is the difference between Delphi and Delphi Client/Server?
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How tough is it to learn Delphi?
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How much disk space, memory, etc, do I need to run Delphi?
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What operating systems does Delphi support?
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What versions of Delphi are there?
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What is Delphi?
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Explain about data base form wizard?
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Describe about the project menu?
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Describe about help file in Delphi?
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Explain about DPR?
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Explain about the textual description of the form?
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What are packages in Delphi?
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Explain about the Delphi IDE?
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Explain about Delphi`s VCL?
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Explain about event handler?
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How application server is different from other type of servers?
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Explain about creating n tired applications using Delphi?
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What is the use of UDL files in Delphi?
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How do you display & in Delphi?
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How application server is different from other type of servers?
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Explain about creating n tired applications using Delphi?
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How to save images to a database with Delphi?
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How to save binary files in Delphi?
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How to create UDL files in Delphi?
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How do you work with INI files in Delphi?
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State and explain about Delphi?
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