plzz share cs609 system programmin Quiz
On 4/27/12, Umair Saulat <saulat.umair@googlemail.com> wrote:
> *CS506 Web Design and Development*
>
> *Quiz No.1 April 27, 2012*
>
>
>
> Which of the following is a general purpose container?
>
> Select correct option:
>
> JFrame
>
> Dialog
>
> JPanel
>
> JApplet
>
>
>
>
>
> Which of the following package needs to be import while handling files?
>
> Select correct option:
>
> java.util
>
> java.io
>
> java.awt
>
> javax.swing
>
>
>
> Exception handling code is written in _______
>
> Select correct option:
>
> try block ot confirm
>
> catch block
>
> finally block
>
> throws clause
>
>
>
> Which of the following stream is a Node stream?
>
>
>
> PrintWriter
>
> FileWriter
>
> BufferedReader
>
> All of given option
>
>
>
> Which of the following stream read/write data in the form of bytes?
>
> FileReader
>
> FileWriter
>
> PrintWriter
>
> FileInputStream
>
>
>
> Which of the following command is used to compile Java code?
>
> java filename
>
> javac filename.java
>
> javac filename
>
> java filename.java
>
>
>
>
>
>
>
> Which of the following method is used to execute INSERT, UPDATE and Delete
> SQL statements?
>
> executeQuery(sql);
>
> ExecuteQuery(sql);
>
> executeUpdate(sql);
>
> ExecuteUpdate(sql);
>
>
>
>
>
> Which of the following stream is a filter stream?
>
> FileWriter
>
> FileReader
>
> BufferedReader
>
> All of given options
>
>
>
>
>
>
>
> An event in java is represented as ________
>
> Operator
>
> Function
>
> Object
>
> Primitive data type
>
>
>
> Which of the following belongs to a category of checked exception?
>
> Null Pointer exception
>
> IOException
>
> Array index out of bounds
>
> NumberFormatException
>
>
>
> Packages are the way to organize files into different
> -------------according to their functionality, usability as well as
> category they should belong to.
>
> Directories
>
> Folders
>
> Libraries
>
> None of these
>
>
>
> When JSP page compiled, it is translated into?
>
> Applet
>
> Application
>
> Servlet
>
> Web Browser
>
>
>
> From the following which ID is transmitted between the client and the
> server
>
> Session ID
>
> Network ID
>
> Server ID
>
> None of these
>
>
>
> To define the error page in JSP we use following tag?
>
> exception-type
>
> error-type
>
> error-page
>
> exception-page
>
>
>
> Web.xml is a ___________
>
> java file
>
> configuration file
>
> jar file
>
> servlet
>
>
>
> Which of the following is NOT a part of HTTP request?
>
> Request method
>
> URI
>
> Status code
>
> Header fields
>
>
>
> Which of the following range of response code indicates that request was
> successful?
>
> 100-199
>
> 200-299
>
> 300-399
>
> 400-499
>
>
>
>
>
> Which of the following Environment variable tells the system about the root
> directory of TOMCAT?
>
> JAva_HOME
>
> CATALINA_HOME
>
> CLASSPATH
>
> PATH
>
>
>
> Which of the following folder contains configuration file?
>
> Classes
>
> Lib
>
> Bin
>
> WEB-INF
>
>
>
> Which of the following is NOT a web technoloy of Java?
>
> Servlet
>
> JSP
>
> ASP
>
> JSF
>
>
>
> Which of the following approch is used to create threads in java?
>
> inheritance
>
> interface
>
> Both inheriance and interface
>
> None of these
>
>
>
> Which of the following syntax attaches an output stream to console?
>
> Select correct option:
>
> *FileWriter fw = new FileWriter("output.txt");*
>
> FileWriter fw = new FileWriter(FileDescriptor.out);
>
> FileWriter fw = new FileWriter(FileDescriptor.in);
>
> FileWriter fw = new FileWriter(FileDescriptor);
>
>
>
> What will happen if static modifier is removed from the signature of main
> method?
>
> Select correct option:
>
>
>
> The program does not compile
>
> The program compiles and runs successfully
>
> The program compiles but does not run**
>
> None of given options
>
>
>
>
>
>
>
>
>
> v What will happen if main method is declared as private?
>
> Select correct option:
>
> The program does not compile
>
> *The program throws an exception at run time*
>
> The program compiles and runs successfully
>
> None of given options
>
>
>
> A collection can store _________
>
> Select correct option:
>
> Homogenous objects
>
> Heterogeneous objects
>
> Objects as well as primitive values**
>
> At most 100 objects
>
>
>
> The toString() method returns a _________ representation of _______
>
> Select correct option:
>
> int, string
>
> string, int
>
> *string, object*
>
> object, string
>
>
>
> Based on functionality, the streams can be categorized as ________
>
> Select correct option:
>
> Byte oriented stream and Node stream
>
> Filter stream and Character oriented stream
>
> Node stream and Filter stream**
>
> Byte oriented stream and Character oriented stream
>
>
>
> Which of the following stream read/write data in the form of bytes?
>
> Select correct option:
>
> FileReader
>
> FileWriter
>
> PrintWriter
>
> *FileInputStream*
>
>
>
> If a super class method is protected then overriding method _________
>
> Select correct option:
>
> must be protected
>
> must be public
>
> must be private
>
> may be either protected or public**
>
> Quiz Start Time: 07:13 PM Time Left 81
>
> sec(s)
>
> A variable declared as static in a class is a/an _________
>
> Select correct option:
>
> Instance variable
>
> Class variable
>
> Const variable
>
> Global variable
>
>
>
> Which of the following stream read/write data in the form of bytes?
>
> FileReader
>
> FileWriter
>
> PrintWriter
>
> FileInputStream**
>
>
>
> HahMap takes key as a/an _________
>
> Object
>
> Array
>
> Primitive value
>
> Function
>
>
>
> Which of the following feature is not available in java
>
> Pointers
>
> Operator overloading
>
> Global variables
>
> All of given options**
>
>
>
> Static methods can only access __________
>
> Instance variables
>
> Instance methods
>
> Static variables and methods
>
> Both static and instance members
>
>
>
> What will happen if we write static public void instead of public static
> void?
>
> Select correct option:
>
> Program does not compile
>
> Program compiles but does not run
>
> Program compiles and run successfully**
>
> Program throws an exception
>
>
>
> Which of the following method is called only once during life cycle of
> Servlet
>
> Service()
>
> Init()
>
> Destroy()
>
> Start()
>
>
>
> Which of the following method allows any other thread of same priority to
> execute?
>
> Sleep()
>
> Wait()
>
> Notify()
>
> Yield()
>
>
>
>
>
> Which of the following problem occurs with lower priority threads?
>
> Race Condition
>
> Starvation
>
> Average waiting time
>
> Process Death
>
>
>
> Which of the following method is used to convert a string into an int
> value?
>
> IntValue()
>
> parselnt()
>
> Parselnt()
>
> parselInteger()
>
>
>
> The classes which contain the word _____ are bytes oriented streams.
>
> Reader
>
> Writer
>
> Stream
>
> Byte
>
>
>
>
>
> To compare the valueof two strings, _______ must be used.
>
> =operator
>
> ==operator
>
> Equal()method
>
> Compare()method
>
>
>
> Which of the following stream is a Node stream?
>
> PrintWriter
>
> FileWriter
>
> BufferedReader
>
> All of the given option
>
>
>
> The given line of code will results in ___________ system.out.println(5+9);
>
> 59
>
> 5+9
>
> 14
>
> syntax error
>
>
>
> Which of the following feature provides the facility for multiple
> inheritance
>
> Adapter Classes
>
> Wrapper Classes
>
> Interfaces
>
> Collections
>
>
>
> ==operator compares ____________ of strings whereas equals() method
> compares ______ of the string.
>
> Value, Addresses
>
> Address, Values
>
> Size, Addresses
>
> Addresses, Size
>
>
>
> Which of the following package needs to be import while handling files?
>
> Java.util
>
> Java.io
>
> Java.awt
>
> Javas.swing
>
>
>
>
>
> Which of the following command is used to run java program?
>
> Java filename.java
>
> Java filename
>
> Javac filename.java
>
> Javac filename
>
>
>
> What will happen if we write static public void instead of public static
> void?
>
> Program does not compile
>
> Program compiles but does not run
>
> Program compiles and run successfully
>
> Program throws an exception
>
>
>
> Which of the following syntax used to attach an input stream to console?
>
> FileReader fr=new FileReader((input.txt))
>
> FileReader fr=new FileRead(FileDescriptor.in);
>
> FileReader fr=new FileReader(FileDescriptor);
>
>
>
> Is it possible to provide more than one main method within same class?
>
> True
>
> False
>
>
>
>
>
>
>
> Which of the following is true about abstract class?
>
> An abstract class must have all methods declared as abstract methods.
>
> A class must have at least one abstract method to be abstract class.
>
> A class without any abstract method can be declared as abstract class.
>
> An instance of abstract class can be created
>
>
>
> HTML form data can be processed by JSP
> TRUE <http://www.vuzs.net/>
> FALSE
>
> From the following methods, which method cannot be overridden in the JSP
> page
> _jspService() <http://www.vuzs.net/>
> jspDestroy()
> jspInit()
> None of these
>
>
>
> Which of the following object is used for sharing resources among different
> servlets of same application?
> ServletConfig
> ServletRequest
> ServletResponse
> ServletContext <http://www.vuzs.net/>
>
>
> getParameters() method returns an array of strings containing the values
> for a specified servlet parameter.
> TRUE
> FALSE <http://www.vuzs.net/>
>
>
>
> If a super class method is protected then overriding method _________
>
> Select correct option:
>
>
>
> must be protected
>
> must be public
>
> must be private
>
> may be either protected or public
>
>
>
> Which of the following exception belongs to a category of un-checked
> exception?
>
> Select correct option:
>
>
>
> IOException
>
> Null Pointer exception
>
> AWTException
>
> ClassNotFoundException
>
> * *
>
> Which of the following is called ' pure abstract class ' ?
>
> Concrete class
>
> Wrapper class
>
> Interface
>
> Abstract class with no abstract method
>
>
>
> Which of the following is true about abstract class?
>
> An abstract class must have all methods declared as abstract methods.
>
> A class must have at least one abstract method to be an abstract class.
>
> A class without any abstract method can be declared as abstract class.
>
> An instance of abstract class can be created.
>
>
>
> Which of the following stream is a filter stream?
>
>
>
> FileWriter
>
> FileReader
>
> BufferedReader
>
> All of given options
>
> * *
>
> The classes which contain the word _____ are byte oriented streams.
>
> Reader
>
> Writer
>
> Stream
>
> Byte
>
> * *
>
> Which of the following stream read/write data in the form of bytes?
>
> ileReader
>
> FileWriter
>
> PrintWriter
>
> FileInputStream
>
> * *
>
> An instance of abstract class cannot be created.
>
> TRUE
>
> FALSE
>
>
>
> An abstract class ---------------instantiated.
>
> Cannot be
>
> Can be
>
> Must
>
> None of these
>
> * *
>
> The relationship between class and interface is called ________
>
> ' Is a ' relationship
>
> ' Has a ' relationship
>
> ' Responds to ' relationship
>
> None of the given options
>
> * *
>
> Which of the following belongs to a category of checked exception?
>
> Null Pointer exception
>
> IOException
>
> Array index out of bounds
>
> NumberFormatException
>
>
>
> Which of the following exception belongs to a category of un-checked
> exception?
>
> IOException
>
> Null Pointer exception
>
> AWTException
>
> ClassNotFoundException
>
> * *
>
> All the exceptions and errors in java are inherited from _____ class.
>
> Exception
>
> Error
>
> Throwable
>
> IOException
>
>
>
> Exceptions must be handled while handling files otherwise it may lead to
> _____
>
> Logical error
>
> Syntax error
>
> Run-time error
>
> No error
>
>
>
> Which of the following package needs to be import while handling files?
>
> java.util
>
> java.io
>
> java.awt
>
> javax.swing
>
>
>
> When defining a method you must include a/an ....... to declare any
> exception that
>
> might be thrown but is not caught in the method:
>
> try block
>
> finally block
>
> catch block
>
> throws clause
>
> * *
>
> A top level class may have only the following access modifier.
>
> Package
>
> Private
>
> Protected
>
> Public
>
> * *
>
> Which of the following is used for inheritance in java?
>
> implements
>
> extends
>
> : (colon)
>
> inherit
>
>
>
> A collection can store ..........
>
> Homogenous objects
>
> Heterogeneous objects
>
>
>
> Which of the following syntax is used to attach an input stream to console
> ?
>
> FileReader fr = new FileReader(' input.txt ') ;
>
> FileReader fr = new FileReader(FileDescriptor.in);
>
> FileReader fr = new FileReader(FileDescriptor);
>
> FileReader fr = new FileReader(console);
>
>
>
>
>
>
>
> Window frame and dialog use ________ as their default layout.
>
> Border layout
>
> Flow layout
>
> GridBag layout
>
> Grid layout
>
> * *
>
> There are _________ types of exceptions in Java
>
> 2
>
> 3
>
> 4
>
> 5
>
> * *
>
> What if the main method is declared as private?
>
> The program does not compile
>
> The program compiles but does not run
>
> The program compiles and runs properly
>
> The program throws an exception on compile time
>
> * *
>
> Java program code is compiled into form called
>
> Machine code
>
> native Code
>
> Byte Code
>
> Source Code
>
> * *
>
> A top level class without any modifier is accessible to
>
> any class
>
> any class within the same package
>
> any class within the same file
>
> any subclass of this class
>
> * *
>
> Overloading is _______ whereas overriding is _____
>
> Run time binding, compile time binding
>
> Late binding, compile time binding
>
> Compile time binding, run time binding
>
> Run time binding, late time binding
>
> * *
>
> Static methods only access ___
>
> instance variable
>
> instance method
>
> static variables and methods
>
> both static and instance members
>
> * *
>
> * *
>
> * *
>
> * *
>
> Which of the following is modifier is provided by default if no access is
> written explicitly?
>
> public
>
> Private
>
> Protected
>
> Default
>
>
>
>
>
> HahMap takes key as a/an _________
>
> Object
>
> Array
>
> Primitive value
>
> Function
>
>
>
> --
> *Zindagi mein 2 Logo ka buhat khayal rahkoooo
>
> *
> *Ist woh jiss ney tumhari jeet ke Liye buhat kuch hara hoo (Father)
>
> 2nd woh jiss ko tum ney har dukh me pukaara hoo (Mother)
> *
> *
> *
> *Regards, *
> *Umair Saulat*
>
> --
> --
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>
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--
Thanks and Regards
Mona Leza Zahoor
--
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