Swarnandhra Java- Quiz-1

Which statement is true about Java?

• Java is a sequence-dependent programming language

• Java is a code dependent programming language

• Java is a platform-dependent programming language

• Java is a platform-independent programming language

What will be the output of the following Java code?

class increment {

public static void main(String args[]) {

int g = 3;

System.out.print(++g * 8)}}

• 32

• 33

• 24

• 25

Modulus operator, %, can be applied to which of these?

• Integers

• Floating – point numbers

• Both Integers and floating – point numbers

• None of the mentioned

Which of these statements are incorrect?

• Assignment operators are more efficiently implemented by Java run-time system than their equivalent long forms

• Assignment operators run faster than their equivalent long forms

• Assignment operators can be used only with numeric and character data type

• None of the mentioned

What will be the output of the following Java program?

class increment{

public static void main(String args[]){

double var1 = 1 + 5;

double var2 = var1 / 4;

int var3 = 1 + 5;

int var4 = var3 / 4;

System.out.print(var2 + " " + var4);}}

• 1 1

• 0 1

• 1.5 1

• 1.5 1.0

Which of these selection statements test only for equality?

• if

• switch

• if and switch

• None of the mentioned

Which of the following loops will execute the body of loop even when condition controlling the loop is initially false?

• do..while

• while

• for

• all the mentioned

What will be the output of the following Java program?

class selection_statements{

public static void main(String args[]){

int var1 = 5;

int var2 = 6;

if ((var2 = 1) == var1)

System.out.print(var2);

else

System.out.print(++var2);}}

• 1

• 2

• 3

• 4

What will be the output of the following Java program?

class Output{

public static void main(String args[]){

final int a=10,b=20;

while(a<b){ 

System.out.println("Hello");}

System.out.println("World"); }}

• Hello

• run time error

• Hello world

• compile time error

What will be the output of the following Java program?

class bitwise_operator{

public static void main(String args[]){

int a = 3;

int b = 6;

int c = a | b;

int d = a & b;

System.out.println(c + " " + d);}}

• 7 2

• 7 7

• 7 5

• 5 2