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Delphi MCQ

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Delphi Quick Quiz

Question 1 of 10
  • Which of the following is the correct code to "tick" a TCheckBox component called CheckBox1 as shown?

    Answer & Explanation

    Correct Answer: CheckBox1.Checked:=True;

    Note: This Question is unanswered, help us to find answer for this one

  • For a TQuery component called Query1 with SQL of "Select * from Student Where Number=500", which of the following is the correct method to run the query?

    Answer & Explanation

    Correct Answer: Query1.Active:=True;

    Note: This Question is unanswered, help us to find answer for this one

  • Which of the following is the correct method to activate a modal open dialog box when using the TOpenDialog component?

    Answer & Explanation

    Correct Answer: OpenDialog1.Execute;

    Note: This Question is unanswered, help us to find answer for this one

  • Which of the following will connect a DataSource to a Table where the Datasource component is call DataSource1 and the Table component is called Table1?

    Answer & Explanation

    Correct Answer: DataSource1.DataSet:=Table1;

    Note: This Question is unanswered, help us to find answer for this one

  • Which key toggles between the Object Inspector and the Edit Window / Form?

    Answer & Explanation

    Correct Answer: F11

    Note: This Question is unanswered, help us to find answer for this one

  • Which of the following is the correct code to create an object from class TMainForm?

    Answer & Explanation

    Correct Answer: Application.CreateForm(TMainForm, MainForm);

    Note: This Question is unanswered, help us to find answer for this one

  • What does the TDBLookupComboBox component do?

    Answer & Explanation

    Correct Answer: It performs a search for a field with the same name as the text entered

    Note: This Question is unanswered, help us to find answer for this one

  • What component is used to link two datasets in a master/detail relationship?

    Answer & Explanation

    Correct Answer: TDataSource

    Note: This Question is unanswered, help us to find answer for this one

  • Given a ComboBox named ComboBox1 and an Edit box named Edit1, which of the following is the correct code to add the information in the Edit box to the drop down list in the ComboBox?

    Answer & Explanation

    Correct Answer: ComboBox1.Items.Add(Edit1.Text);

    Note: This Question is unanswered, help us to find answer for this one

  • Which of the following is NOT an event of the TApplicationEvents component?

    Answer & Explanation

    Correct Answer: OnBusy

    Note: This Question is unanswered, help us to find answer for this one

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