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Advanced java programming MCQ's are in the chapterwise with the answers:
Chapter 1
Abstract Windowing Toolkit:
Q.1 AWT stands for...............
Ans: Abstract Windowing Toolkit.
Q.2 AWT is used for GUI Programming In Java.
Ans: True,AWT is used for GUI Programming in Java.
Q.3 Which class has provide many methods for graphics programming?
Ans: java.awt.Graphics.
Q.4 Which container has contain title bar , menubars and other components like button,text fields etc.?
Ans: Frame.
Q.5 Which container that does not contain the title bar ,menubars and other components like button ,text field etc.?
Ans: Panel.
Q.6 Which is the AWT component that contain another components like buttons,text fields,labels etc.?
And: Container.
Q.7 Which method in which you can set/change the text in a label ?
Ans: setText() method.
Q.8 Which class is used to create a pop-up list of items from which the user choose?
Ans: Choice.
Q.9 What is used to store data and partial results ,perform dynamic linking ,return values for the methods and dispatch exceptions ?
Ans: frame.
Q.10 These 4 methods are commonly used in ?
1.public void setVisible( Boolean)
2.piblic void setLayout(LayoutManager m)
3.public void setSize( int width,int height)
4.public void add( Component c)
Ans: Component class.
Q.11 Public class menubars extends.................
Ans: MenuComponent.
Q.12 Panel is defined as .....................
Ans: Window that doesn't contain title bar ,menubar and border.
Q.13 What Is API ?
Ans: Application Programming Interface.
Q.14 What is Default layout for Dialog ?
Ans: FlowLayout.
Q.15 Which method is used to count the number of items in the list?
Ans: getItemCount().
Q.16 Correct hierarchy for panel is ............
Ans: Component - container - Panel.
Q.17 Which is the correct constructor of GridLayout?
Ans: GridLayout(int num_rows,int num_ columns.
Q.18What ae the types of Dialog box?
Ans: modal and modeless Dialogbox.
Q.19 Which class is used to represent single line textbox with password character facility? Ans: TextField.
Q.20 Which of the method is used to output a String in an Applet?
Ans: drawString()
Q.21 when there is switching condition like ON or OFF ,which condition is used ?
Ans: Toggle button.
Q.22 which method is used to set a TextComponent to read only mode?
Ans:setEditable().
Q.23 which AWT component is not editable?
Ans: TextField.
Q.24 which package is used go Graphical User Interface?
Ans: java.awt.
Q.25 Current text of Label can be obtained by using ..........
Ans: getText().
Q.26 The Default layout of applet is
Ans: FlowLayout.
Q.27 java applet are used to create ............. Application.
Ans: Graphical and user interactive.
Chapter.2
Swing:
Q.1 Swing is not a part of JFC ( java foundation classes) that is used to create a GUI application?
Ans: False.
Q.2 The Swing component classes that are used in encpasulates a mutually exclusive set of button?
Ans: Button Group.
Q.3 The Java Foundation Classes(JFC) is a set of GUI Component which simplify the development of desktop applications?
ANS: True.
Q.4 which package is used go through import the swing components?
Ans: javax.swing.
Q.5 MVC architecture is ...................
Ans: Model - View - Controller.
Q.6 which package is used for importing swing components?
Ans: javax.swing.
Q.7 In Swing buttons are subclasses of which class?
Ans: AbstractButton.
Q.8 Matter class belongs to which package?
Ans: javax.swing.
Q.9 which component in swing represents data and columns ?
Ans: JTable.
Q.10 which is not constructor of JTree?
Ans: JTree(int x).
Q.11 which class is used to create node in tree?
Ans: DefaultMutableTreeNode.
Q.12 JtabbedPane class is present in which package ?
Ans: javax.swing.
Q.13 what is the purpose of JTree?
Ans: show data in form of parent and child nodes.
Q.14 what is the used of Container getContentPane()?
Ans: Returns a ContentPane for Applet.
Q.15 which of the method is not applicable for button in swing?
Ans: setSelectedIcon.
Q.16 which method is used to retrieve icon of JButton?
Ans: ImageIcon getIcon()
Q.17 Which component provides support for two state buttons?
Ans: JCheckBox,JRadioButton.
Chapter 3.
Event handling :
Q.1 Which places put the event handling code?
Ans: same class ,Anonymous class or other class.
Q.2 Which package provides many events classes band listener interfaces for the event handling?
Ans:java.awt.event.
Q.3 The ActionListener interface is not used for handling action events? True or false.
Ans: false
Q.4 The ActionListener Interface is used for handling action events,for ex: it's used by a
Ans: JButton, JCheckBox,JmenuItem.
Q.5whichbclass is used for processing method process Action event ()?
Ans: Button,List,MenuItem.
Q.6 which method is used determine the type of adjustment event?
Ans: getAdjustmentType()
Q.7 Text Field generates..... event.
Ans: ActionEvent,TextEvent.
Q.8 void KeyTyped called when a key on the keyboard is............
Ans: pressed and then released.
Q.9which event is generated when the position of scrollbar is changed?
Ans: AdjustmentEvent.
Q.10 The signature for registration method for ActionEvent should be............
Ans: public void add ActionListener(ActionListener).
Q.11 which component generates ActiinEvent?
Ans : Window, Radiobutton,scrollbar.
Q.12 ............method is used to register a keyboard event listener.
Ans: addKeyListener().
Q.13 The MouseListener interface is used to make mouse handling.
Ans: True.
Q.14 ActionEvent is applied on ..........
Ans: Button, TextField, list, menu.
Q.15 ComponentEvent is the superclass of ..................
Ans: FocusEvent,ComponentEvent, AdjustmentEvent.
Q.16 Which Listener handles all list related events?
Ans: ItemListener.
Q.17 The ............. Is an object that is notified when an event occurs.
Ans: Listener.
Chapter.4
Networking Basics:
Q.1 UDP stand for......
Ans: User Datagtam Protocol.
Q.2 The class which is used to create a port where the server will listen
Ans: Socket.
Q.3 Communication using TCP protocol is ........... And..............
Ans: connection oriented ,concurrent.
Q.4 java.net package consist of interface ...............
Ans: ContentHandlerFactory, SocketImplFactory.
Q.5 IPv6 uses ............
Ans: 8 groups of 4 hexa decimal digits each.
Q.6 what is the full form.of DNS?
Ans: Domain Naming Service.
Q.7 which is the bundle of India passed between machines?
Ans: Datagram.
Q.8 Port number for FTP is ............
Ans: 21
Q.9 The class which encapsulates both the numerical IP address and the domain name for that address is..............
Ans: InetAddress.
Q.10 The constructor of URL can throw an exception called.......
Ans: MalFormedUrlException.
Q.11 which up address ismulticast up address?
Ans: 192.168.2.32 or 235.55.45.2
Q.11 which 5 parameter identify a connection?
Ans: Local IP, Local Port,Remote MAC, Remote PORT and Protocol.
Q.12which method is used to create a URL connection?
Ans: URL Connection
Chapter 5
Interacting with Database:
Q.1 Which package contains classes that help in connecting to the database ,sending SQL statement to the database and process the query request?
Ans: java.sql.
Q.2 which is not a type of jdbc driver?
Ans: JDBC - native pure java driver.
Q.3 In JDBC Whqt is imports all java classes that are concern with database connectivity?
Ans: java.sql.
Q.4 what is the purpose of next() method?
Ans: to retain the next record in a series.
Q.5 Native protocol pure java driver converts ............... In to the ...............directly.
Ans: JDBC calls,User calls
Q.6 SQL stands for ...
Ans: Structured Query Language.
Q.7 Public class DriverManager extends ............
Ans: Object.
Q.8 Which is the main component of JDBC API?
Ans: Drive manager.
Q.9 ODBC minimum SQL grammer contains...........
Ans:insert,update, delete only.
Q.10 Microsoft Access Data in .........
File format.
Ans: .MDB
