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Core Java
Quiz 1
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Q.1
The icon of Java program is taken from ___.
a cup of coffee
a tornado that spits fire
a volcano under water
a candle with a flame
Q.2
What will be the output of the following Java code? class increment { public static void main(String args[]) { int g = System.out.print(++g * 8); } }
25
24
32
33
Q.3
In Java EE, EE stands for ___.
Entertainment Edition
Entrepreneur Edition
Enterprise Emperor
Enterprise Edition
Q.4
Which function is used to input int value in Java using Scanner class?
scanner_object . nextInteger( )
scanner_object . nextInt( )
scanner_object . nextint( )
scanner_object . NextInt( )
Q.5
Select TWO correct ways of including (importing) package in our program?
Option A & C
Option A & D
Option B & D
Option B & C
Q.6
Which is NOT the access specifier (visibility mode) in Java?
private
protected
friendly
publicly
Q.7
Java is Truly (Pure) _____________ Language?
OOP
POP
Object Based
All of the given
Q.8
Package is a collection of __________ .
Objects
Classes and Interfaces
Data
Variables and Constants
Q.9
Which function is used to input String value in Java using Scanner class?
scanner_object . nextLine( )
scanner_object . nextString( )
scanner_object . nextText( )
scanner_object . nextChar( )
Q.10
Which function is used to input float value in Java using Scanner class?
scanner_object . nextFloat( )
scanner_object . nextInt( )
scanner_object . nextfloat( )
scanner_object . NextFloat( )
Q.11
Java was developed in which year
1992
1993
1994
1995
Q.12
Which of the following classes belongs to util package in Java?
String, Math, Integer, Float
Date, Scanner, Vector
String, InputStreamReader, InputStreamWriter
Button, Menu, Scrollbar, Checkbox
Q.13
Which concept of Java is a way of converting real world objects in terms of class?
Polymorphism
Encapsulation
Abstraction
Inheritance
Q.14
Which of the following personality is called as father of Java Programming language –
Guido vom Russom
Larry Page
Bjarne Stroustrup
James Gosling
Q.15
Which of the following classes belongs to lang package in Java?
String, Math, Integer, Float
Date, Scanner, Vector
String, InputStreamReader, InputStreamWriter
Button, Menu, Scrollbar, Checkbox
Q.16
Earlier name of Java Programming language was –
Eclipse
D
Oak
Netbean
Q.17
Java Programming was designed by ______
Sun MicroSystems
Mozilla Corporation
Microsoft
Amazon Inc.
Q.18
JRE stands for
Java Run Environment
Java Run Execution
Java Runtime Environment
Java Ready Execution
Q.19
JDK stands for
Java Developer Kit
Java Development Kit
Java Design Kit
Java Debugging Kit
Q.20
What will be the output of the following Java program? class mainclass { public static void main(String args[]) { boolean var1 = true; boolean var2 = false; if (var System.out.println(var1); else System.out.println(var2); } }
0
1
true
false
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