Tài liệu trắc nghiệm môn học Tiếng Anh

1 .	 Which of the following objects of MVC architecture represents all the data and the various states of the component?
Model
View
Controller
All of the above.
2 . 	Which of the following is not a type of Container?
Top-level
Bottom-level
General-purpose
None of the above.
3.The JToolBar has a method _________ which can be used to make the edges of the toolbar buttons invisible.
JFileChooser 
setRollover()
addSepartor() 
4 	The _________ method is used to set the current color of the color chooser.
setColor()
SETCOLOR()
Setcolor()
5 	The methods isSelectedIndex() and isSelectionEmpty() are members of the ________ class.
JColor
JList
JBox
6 	The ______ method of JComboBox is used to retrieve the item at the specified index.
insertItemAt()
getItemAt()
removeItemAt()
7 	The getMaximumRowCount() method of __________ is used to retrieve the maximum number of items the combo box can display without a scrollbar.
JList
JColorChooser
JComboBox
8 	In JTable, headers and footers can be specified with an object of____________ class.
setTable
MessageFormat
TextFormat
9 	The _________ class has methods to parse and convert text to a date.
SimpleDateFormat 
DateFormat 
DateTimeFormat
10 	The ________ class cannot be instantiated as it is an abstract class.
URL connection 
URL
ServerSocket class
11 	The _________ method is used to retrieve the setting of the connection timeout of the URL in milliseconds.
getContentType()
getConnectTimeout()
setConnectTimeout()
12 	A timeout value of zero of the setConnectTimeout() method indicates
Infinite timeout
Opening a communication link to the resource referenced
An exception raised
13 	Instances of the ______ class can be used to read from and write to the resource referred by the URL.
URL
InetAddress
Connection
URLConnection 
14 	An instance of the Socket class represents the _________ side of the connection.
server
client
application
I/O
15 	A ServerSocket instance binds itself to a __________ and then waits and listens for client requests to establish connections.
port
socket
IP address
URLConnection
16 	The remote object in an RMI application must extend from the _______________ class.
UnicastRemoteObject
Remote 
RemoteException 
UnicastServerObject
17 	_________ application can be used to start the naming service on the server.
registry.exe
namingregistry.exe
rmiregistry.exe
registryservice.exe
18 	The server application has to bind the remote object with a _____________ in the registry.
Reference 
name
remote reference
entry
19 	A javax.mail.Session object can be created by invoking the static ________ method.
getInstance() 
getProperties()
getSession()
initiateSession()
20 	To retrieve a message from the mail server, one has to access the _________ first.
Session
Address
MIMEMessage
Store
21 	__________ is the class used to contain email message.
Store
Inbox
Folder
Message
22 	An instance of the ServerSocket class is used to represent the ________ side of the two-way communication.
server
client
application
I/O
23 	A JFrame and a JApplet have a _______ layout by default.
Border
Card
Flow
Grid
24 	Swing is a framework based on the Model-View-Controller (MVC) architecture in comparison to AWT, which was just a toolkit.
True
False
25 	Which of the following describes Heavyweight components?
Platform dependent
Abstract Window Toolkit
GUI based application
Platform independent
26	_______is based on Model-View-Controller architecture.
Swing
AWT
Applet
27	__________ components are platform independent.
AWT
Swing
Peer
28	The general purpose container is
JApplet
JLayered pane
Jdialog
JFrame
29	When the client size changes dynamically, the ______ does not resize.
scroll pane ??????
text pane
editor pane
30	A __________ progress bar is used when a task?s duration and amount of progress are known.
Determinate ??? hữu hạn ( phương thức)
Indeterminate
Change 
31	A JEditorPane can be set to be non-editable by invoking the __________method and passing false value. 
setEditable()
hyperlinkListener
hyperlinkUpdate()
32	In the ___________ class, all the rows need not necessarily have the same height and all columns need not necessarily have the same width.
 GridLayout
GridBagLayout
GridBagConstriant
33	The ____________ works by defining relationships or constraints between the edges of components.
Null Layout
GridBagLayout
SpringLayout 
34	The _________ class is used to create invisible components like glue, strut, and rigid areas.
file
box
view
35	The JFile Chooser has a _________ method which allows the user to add a component which is inherited from JComponent.
setAccessory() à setAccessory(JComponent newAccessory)
getName()
getDescription()
36	The currency of a particular country can be displayed in the correct format using the ___________ class.
 MessageFormat
NumberFormat à getCurrency()
CountryFormat
Locale	
37	The _________ class is used to convert sentences from one locale to another without introducing grammatical errors.
MessageFormat ????????
NumberFormat
CountryFormat
Locale
38	The constructors of the URL class throw a __________ if no protocol is specified.
NullPointerException
InvalidArgumentException
MalformedURLException à if an unknown protocol is specified.
InvalidProtocolException
39	The _______ method of the URL class returns the IP address enclosed in square brackets.
getFile()
getIP()
getHost() à return the IPv6 address enclosed in square brackets ('[' and ']').
getPath() 
40	Successful translation of the source files in the desired language is very difficult.
True 
False 	
41 	A Local is an identifier for a particular combination of language and region. 
True 
False 
42 	The NumberFormat class is used to create locale-specific formats for which of the following? 
1. Numbers
2. Currencies
3. Percentages 
4. Date
1, 2, 3 
2, 3, 4 
1, 2, 4 
1, 2, 3, 4 
4 3	Which of the following layers in TCP deals with opening and maintaining connections as well as ensures the packets are transmitted and received? 
I 
II 
III 
IV 
44	 Which of the following is not a layer of RMI architecture? 
Stub and Skeleton 
Remote Reference 
Transport Protocol 
None of the above. 
45	 ___________ is a top-level container. 
JDialog 
JPanel 
JLayeredPane 
JDesktopPane 
46	 _________________ constructor creates a horizontal slider bar with the range 0 to 100 and an initial value of 50. 
JSlider(int orientation) 
JSlider(int value) 
JSlider() 
JSlider(int min, int max, int value) 
 47	Which of the following are the advantages of using FlowLayout Manager? 
1. Simple to use.
2. Component placed in the center of the container by default.
3. Suitable for JApplet which runs as part of a Web Page.
4. Complex alignment can be easily achieved.
1, 2, 3 
2, 3, 4 
1, 3, 4 
1, 2, 3, 4 
48	 Which of the following methods is used to set the key combination which invokes the menu item?s action listeners without navigating the menu hierarchy? 
setEnabled(boolean enable) 
setMnemonic(int mnemonic) 
setAcceletor(KeyStroke keystroke) à thiết lập tổ hợp phím
All of the above. 
 49	 A JPopupMenu is more convenient than the standard menus because it involves more mouse movements.
True 
False 
50 	The addSeparator() method adds a separator at the ____________of the pop-up menu. 
Beginning 
End 
Center 
Anywhere 
51	The JFileChooser has which of the following methods? 
1. showDialog()
2. showSaveDialog()
3. showOpenDialog()
4. ShowNewDialog() à chưa sáng tác
1, 2, 3 
2, 3, 4 
1, 3, 4 
1, 2, 3, 4 
52	Which of the following methods of JFileChooser returns an instance of the File representing the file selected from the dialog box? 
getSelectedFile() 
getCurrentDirectory() àreturn an instance of the File representing the current directory 
getFile() à chưa sáng tác
All of the above. 
53	Which of the following constructors of JToolBar constructs a toolbar with the default horizontal orientation? 
JToolBar() àmặc định hướng ngang (horizontal)
JToolBar(int orientation) à theo hướng chỉ trước
JToolBar(String title) à tên chỉ định
None of the above. 
54 	JList is a class used to display a group of items. The items in a JList can be displayed in one or more columns.
True 
False 
55	 Which of the following selectModes of JList class allows selecting a contiguous item? 
SINGLE_SELECTION 
MULTIPLE_ INTERVAL _SELECTION 
SINGLE_INTERVAL_SELECTION 
All of the above. 
56	Which of the following are the important methods of a JComboBox? 
1. setEditable()
2. setSelectedIndex()
3. setSelectedItem()
1, 2 
2, 3 
1, 3 
1, 2, 3 
57	 A JTable has which of the following distinct parts? 
1. Column Header
2. Row Header
3. data
1, 2 
2, 3 
1, 3 
1, 2, 3 
 58	 The divider in JSplitPane can be dragged to specify how much of the total area is to be given to a component.
True 
False 
59 	An internationalized and localized program has which of the following benefits? 
1. Same executable application can run worldwide.
2. Textual elements for GUI components are not hard-coded in the program.
3. Support for new languages requires only recompilation.
4. Internationalized programs are localized quickly.
1, 2, 3 
2, 3, 4 
1, 2, 4 
1, 2, 3, 4