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Worksheetsjava
Total questions: 38
Worksheet time: 7mins
java was originally named
new c++
duke
Oak
coffee
who invented java
james gosling
sergey brin
bill gates
what was java orginal designed for
interactive TV
internet
gaming
cars
Which company owns java
oracle
microsoft
apple
from where did java gets its name
coffee
book
intials of the developers of java
when was java realsed
1975
1985
1995
2005
which one this keywords are used to create a class in java
class
struct
int
none of the above
when we want to print in java for...
system.out.println();
system.out.println();
system.cat.println();
system.out.show();
we use scanner library in java for
give permission to the user
correcting software errors
allow user to read data
allow the user to enter data
A variable that holds a character
string
boolean
int
char
who is known as father of java programming language
james gosling
M.P Java
blais pascal
in java control statements break, continue, return, try catchbfinally and assert beiongs to
selection statement
loop statement
transfer statement
pause statement
which provides runtime environmental of java bytes code to be exccuted
JDK
JVM
JRE
JAVAC
what is byte code in java
code generated by a java compiler
code generated by a java vertcial machine
block of code written inside a class
which of the following are not java keywords
double
switch
then
instance of
java is a success to which programming language
(a)
which is the original name of java programming language
(a)
which laboratory was java invented or developed in
Becc laboratory
sun microsystems
dennis ritchie office
johnson and johnson
the name " java" java is known to the world as
a tea brand in India
a coffee brand in Africa
an Island in Indonesia
ragi malt juice
Java language was originally develop for operating
TV
TV.set top box
embedded system equipment
all the above
which company owns java at present
IBM
Microsoft
sun micro system
oracle
what was the reason for huge initial success of java
(a)
which is the file name extension of a java source program
(a)
choose a correct statement about java source file
java file are human readable
java file contain class with methods and variables
import statement import library classes into our class
what is the output of compilation of java program
(a)
what software compiles a java program
JRE
JDK
JVM
Command prompt
what software runs a java program on a computer
JRE
JDR
command prompt
none of the above
which of the following option leads to the portability and security of java
bytecode is executed by JVM
use of exception handlying
dynamic binding between object
which of the following is not a java features
dynamic
architecture neutral
use of pointers
object oriented
The \u0021 article referred to as a
unicode escape sequence
hexadecimal
line feed
(a) is use to find and fix bugs in the java program
what is the return type of the hash code() method in the object class
object
int
long
void
what does the expression float a=35/0 return?
0
not a number
infinity
run time exception
an interface with no fields or methods is known as a
runnable interface
market interface
abstract interface
which of the following is reserved keyword
(a)
what is the initial quantity of the arraylist
5
10
0
100
given
int value [ ]= {1,2,3,4,5,6,7,8,9,10};
for (int i = 0; i < y; ++i)
system.out.println( value [i]);
find the value of value [i]....?
10
11
15
none of the above
the variable those are declared in a class are known as
local variable
instance variable
static variable
