PU Day 1 assessments - Srinivas's batch

What will be the output of the following Java program?

1. class selection_statements

2. {

3. public static void main(String args[])

4. {

5. int var1 = 5;

6. int var2 = 6;

7. if ((var2 = 1) == var1)

8. System.out.print(var2);

9. else

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

11. }

12. }

• 1
• 6
• 5
• 2

What will be the output of the following Java program?

1. class TestOutput

2. {

3. public static void main(String args[])

4. {

5. int a = 10;

6. int b = 20;

7. if (a < b)

8. System.out.print(a + b);

9. else

10. System.out.print(a - b);

11. }

12. }

• 30

• -10

• 10

• 20

What will be the output of the following Java program?

1. class CompareValues

2. {

3. public static void main(String args[])

4. {

5. int x = 15;

6. int y = 15;

7. if (x == y)

8. System.out.print("Equal");

9. else

10. System.out.print("Not Equal");

11. }

12. }

• Equal

• Error

• Not Equal

• None of the above

What will be the output of the following Java program?

1. class LoopExample

2. {

3. public static void main(String args[])

4. {

5. for (int i = 0; i < 3; i++)

6. System.out.print(i);

7. }

8. }

9. }

• 321

• None

• 123

• 012

How many times will the following do-while loop execute?

int i = 1;

do {

System.out.println(i);

i++;

} while(i <= 5);

• 5
• 6
• 4
• 3

What will be the output of the following Java program?

1. class StringComparison

2. {

3. public static void main(String args[])

4. {

5. String str1 = "Hello";

6. String str2 = "Hello";

7. if (str1.equals(str2))

8. System.out.print("Match");

9. else

10. System.out.print("No Match");

11. }

12. }

• None of the above

• Match

• Error

• No Match

What will be the output of the following Java program?

1. class ConditionalCheck

2. {

3. public static void main(String args[])

4. {

5. int num = 8;

6. if (num % 2 == 0)

7. System.out.print("Even");

8. else

9. System.out.print("Odd");

10. }

11. }

• Even

• Odd

• None of the above

• Error

How many times will the following for loop execute?

for (int j = 1; j < 4; j++) {

System.out.println(j);

}

• 4

• 1

• 3

• 2

What will be the output of the following Java program?

1. class NumberCheck

2. {

3. public static void main(String args[])

4. {

5. int value = 7;

6. if (value > 10)

7. System.out.print("Greater than 10");

8. else

9. System.out.print("10 or less");

10. }

11. }

• Greater than 10

• None of the above

• 10 or less

• Error

How many times will the following while loop execute?

int count = 3;

while(count > 0) {

System.out.println(count);

count--;

}

• 0

• 3

• 2

• 1