Delphi 6 Test Fiverr
Which property of TBitBtn allows you to specify what image to display on the button?
BitBtn1.CaptionImage
BitBtn1.Image
BitBtn1.Glyph
BitBtn1.Picture
This question is based on the graphic shown below.
What is the value of the variable int_temp after the for loop has ended in the code shown?
1
2
5
The value of int_temp is undefined
The TTimer component has a property which determines how frequently the OnTimer event occurs. Which of the following is that property and what does the property measure?
Property: Time, Measured in: Seconds
Property: Timer, Measured in: Hundreds of a second (1/100 Sec)
Property: Interval, Measured in: Milliseconds (1/1000 Sec)
Property: Tick, Measured in: Clock Ticks
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?
ComboBox1.Items.Add(Edit1.Text);
ComboBox1.Strings := ComboBox1.Strings + Edit1.Text;
ComboBox1.List.AddItem(Edit1.Text);
ComboBox1.Append(Edit1.Text);
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?
DataSource1.Table:=Table1;
DataSource1.DataSet:=Table1;
DataSource1.Source:=Table1;
DataSource1.SetTable(Table1);
What is the purpose of the AutoMerge property in the TMainMenu component?
It determines if main menus of secondary forms merge with the main menu of the main form in non-MDI applications at runtime
It determines if sub menu items are automatically merged with the parent menu items if there is only a single sub menu item
It determines if the main menu items can be automatically resized at runtime so that they provide a “best fit” in a resizable form
It determines if the TMainMenu component can correct menu item short cut key conflicts with existing Windows short cut keys
What component is used to link two datasets in a master/detail relationship?
TTable
TDataSource
TMasterDetail
TDatabase
Which of the following is the correct code to cause a form named Form1 to be displayed as modal?
Form1.Show;
ShowModal(Form1);
Form1.ModalResult:=mrOk
Form1.ShowModal;
Which of the following is the correct code to “tick” a TCheckBox component called CheckBox1 as shown?
CheckBox1.Checked:=True;
CheckBox1.Ticked:=True;
CheckBox1.Tick(True);
CheckBox1.Enabled:=True;
What does the TDBLookupComboBox component do?
It allows a field value to be selected from a TList object specified by the programmer
It performs a search for a field with the same name as the text entered
It allows the selection of a database from a list of those found on a network
It identifies a set of field values in one dataset with a corresponding set of values from another dataset
Which of the following will link a TUpDown control named UpDown1 with an Edit box named Edit1, allowing the TUpDown control to modify the values in the Edit box?
UpDown1.Associate := Edit1;
UpDown1.Link := Edit1;
UpDown1.Link(Edit1);
Link(UpDown1,Edit1);
What does the Cancel property of the TButton object do?
It automatically displays Cancel as the button caption
It determines if the button’s OnClick event handler is called when the Escape key <Esc> is pressed on the keyboard
It calls the parent forms’ OnClose event
It causes a popup menu to be displayed when the button is clicked which permits the user to select Cancel
Which of the following are the valid DeviceType property values for the TMediaPlayer component?
dtAutoSelect
dtMP3
dtExternalDevice
dtAudio
dtTV
dtMPEG3
dtDAT
dtDigitalVideo
TDataSet is a base class from which other database components are inherited to encapsulate which database object(s)?
A Table
A Trigger
A Field
A Query
A DBAware Component
A Stored Procedure
What is the purpose of the “Break” procedure?
It causes the flow of control to exit the current function or procedure and execute the next logical code statement
It causes the current thread to suspend execution to allow other threads to operate
It simulates the user pressing the Break key on the keyboard
It causes the flow of control to exit a loop and continue at the next statement following the loop
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?
Query1.Active:=True;
Query1.RunSQL;
Query1.ExecuteAction(SQL);
Query1.ExecSQL;
Which of the following will add text to a TMemo component called Memo1?
Memo1.Lines.Add(‘Text’);
Memo1.AddLine(‘Text’);
Memo1.Lines.Include(‘Text’);
Memo1.Lines.Append(‘Text’);
Which of the following is a event of TPanel?
OnClose
OnExit
OnTerminate
OnDoubleClick
How does a TRichEdit differ from a TMemo?
TRichEdit prevents users from overwriting existing text, whereas TMemo does not
TRichEdit allows saving directly to text files, whereas TMemo does not
TRichEdit prevents font attributes from being changed by the user, whereas TMemo does not
TRichEdit allows font attributes to be set, whereas TMemo does not
Which of the following are valid identifier names for a variable?
Cust_no5
Cust no5
5Cust_No
cUSTNo
custno 5
cust&no
Which of the following is the correct method to activate a modal open dialog box when using the TOpenDialog component?
OpenDialog1.OpenFile;
OpenDialog1.GetFile;
OpenDialog1.Filename;
OpenDialog1.Execute;
What is the main difference between TLabel and TStaticText?
TStaticText has a Window Handle and can accept focus whereas TLabel does not have a Window Handle and cannot accept focus
TStaticText allows the user to edit the text displayed whereas TLabel does not allow the user to edit the text displayed
TLabel’s caption property can be changed programmatically whereas TStaticText’s Caption property cannot be changed programmatically
TLabel does not have a ShowAccelChar property whereas TStaticText does have a ShowAccelChar property
Given the code “Edit1.Hint := ‘Customer Name|Enter Customer Name in the edit box’;”, which of the following is the correct code to retrieve the text after the | character, i.e. “Enter Customer Name in the edit box”, when the OnHint handler is called?
GetLongHint(Application.Hint);
GetHint(Application.Hint);
GetShortHint(Application.Hint);
GetSecondHint(Application.Hint);
Which three properties of TProgressBar are responsible for setting the minimum, maximum and current position for the control?
Maximum, Minimum & Percentage
Maximum, Minimum & Position
Max, Min & Position
Max, Min & Pos
This question is based on the graphic shown below.
What does the code shown do?
Creates an array to store two Integers
Creates an array to store two Variants
Creates an array to store one hundred Integers
Creates an array to store ninety nine Integers
What happens if the TreeView1.Items list is empty when the code “TreeView1.Items.AddFirst(TreeView1.Items[0],’X’);” is executed?
An X appears as the top most node in the TreeView
An “Index is out of bounds” error message is displayed
An ETreeViewError exception is raised with the message ‘Invalid Index’
An X appears as a sub node to the first node in the TreeView
Which of the following changes a TDBNavigator component called DBNavigator1 so that it only displays navigation buttons?
DBNavigator1.VisibleButtons := [nbFirst,nbLast,nbPrior,nbNext];
DBNavigator1.NavigationOnly := True;
DBNavigator1.Buttons := [nbFirst,nbLast,nbPrior,nbNext];
DBNavigator1.Constraints := [nbFirst,nbLast,nbPrior,nbNext];
Which of the following retrieves the value from the SNumber field as a string for the current record in an open Table called Table1?
Table1.Field.SNumber.AsString;
String(Table1.Fields(‘SNumber’));
Table1.FieldByName(‘SNumber’).AsString;
Table1.Items.String(‘SNumber’);
What value is displayed on screen when the procedure test is called?
5
13
8
3
Given a TPageControl component called PageControl1 with three TabSheets called TabSheet1, TabSheet2 and TabSheet3 (in that order), which of the following will make TabSheet2 selected?
PageControl1.TabIndex:=1;
TabSheet2.Show;
PageControl1.ShowTab(TabSheet2);
PageControl1.VisibleTab:=TabSheet2;
TabSheet2.Click;
TabSheet2.Select(PageControl1);
Given that x and y are variables declared as type Char, which of the following is NOT a valid Pascal assignment statement?
x := y;
x := Char(Ord(Y)+1);
x := Char(#22);
x := y + #22;
Which of the following is the correct code to cause a popup menu named Popupmenu1 on a form called Form1 to be displayed?
Application.DisplayMenu(Form1.Popupmenu1);
Form1.Popupmenu1.Popup(20,30);
Form1.Popupmenu1.ShowMenu;
Form1.ShowMenu(Popupmenu1);
What is the purpose of the Alignment Palette?
To change the order or position of the components in the Visual Component Library
To align the main IDE Windows to each other
To align components to the form, or with each other
To set the alignment property of any components on a form
Which of the following would cause all the items in a RadioGroup to be appended so that all items appear twice?
Radiogroup1.Items.Duplicate;
Radiogroup1.Append(Radiogroup1);
Radiogroup1.Items.Append(rgALL);
Radiogroup1.Items.AddStrings(Radiogroup1.Items);
This question is based on the graphic shown below.
From the code shown, how many times would the ShowMessage procedure be called if the button in question was clicked three (3) times?
0
1
2
3
Which of the following removes the SQL statement from a TQuery component called Query1?
Query1.SQL.Delete;
Query1.Delete(SQL);
Query1.SQL.Clear;
Query1.Enabled:=False;
Which of the following is the correct code to create an object from class TMainForm?
Form.Create(TMainForm);
Application.CreateForm(TMainForm, MainForm);
TMainForm.CreateForm(MainForm);
MainForm:=Application.CreateFormInstance(TMainForm);
What files end with the .dpk extension?
Unit Source files
Project Source files
Package Source files
Delphi Library
What does the code shown do?
Loads the number 1 into the DH register
Loads the number 1 into the dh variable
Loads the character ‘1’ into the dh variable
Loads the value in the dh variable into the DH register
Which of the following is NOT an event of the TApplicationEvents component?
OnActionExecute
OnBusy
OnMessage
OnHint
OnException
OnSettingChange
In the code shown, TMyClass inherits from which parent class?
TApplication
TObject
Inheritance does not take place
TMyClass
When will the code “Application.Terminate;” be executed in the code shown?
When the user presses the Cancel button
Every time the procedure is executed
When the user presses the Ok button
Never
What is the shortcut key for manually displaying the code completion window while entering code?
CTRL + SPACE
CTRL + ESC
CTRL + ALT + TAB
CTRL + Page Down
Which of the following properties when set to True, enables an application to gain sole access to a database?
TDatabase.OthersReadOnly
TDatabase.KeepConnection
TDatabase.Params
TDatabase.Exclusive
What is the purpose of Code Templates?
To provide easy access to commonly used programming statements
To allow the creation of Document Templates from existing source code
To provide easy access to Native Databases without using components
To allow the conversion of selected code to a procedure
This question is based on the graphic shown below.
What does the procedure shown do?
It moves the contents of the file c:autoexec.bat to the file c:outfile.txt
It moves the contents of the file c:outfile.txt to the file c:autoexec.bat
It copies the contents of the file c:autoexec.bat to the file c:outfile.txt
It copies the contents of the file c:outfile.txt to the file c:autoexec.bat
What is the purpose of the TDataModule?
To provide a login to a secured or an encrypted database
To provide a temporary storage area of query results
To provide a location for centralized handling of non-visual components
To provide a connection to a remote database server
What is the purpose of the AlphaBlend property of TForm?
It specifies the background color of the form
It specifies if the form is translucent or not
It specifies if the form is available for drawing on via TCanvas
It specifies the redrawing speed of the form
What is the purpose of the Initialization section of a Unit?
It contains assembly code that is executed on PC startup
It contains statements that are executed on unit start up
It contains Window handling code
It contains program management code and should not be edited directly by a programmer
This question is based on the graphic shown below.
Which key toggles between the Object Inspector and the Edit Window / Form?
ALT + O
F11
F4
CTRL + ALT + TAB
Delphi 6 Test Fiverr 2020