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HiTech Quiz 6

Authored by Venkatesh iGen

Computers

Professional Development

Used 1+ times

HiTech Quiz 6
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22 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

What is the output of this program?

0

1

120

None of the above

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why would you use a base case?

So that the code loops forever

So that the code does not loop forever

Because coding

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is the output of this program?

2

3

4

ArrayIndexOutOfBoundsException

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

static void print(int x){

if(x==0) {

return;

}

System.out.print(x%2);

print(x/2);

}

What will be the output of the above code segment if the print() method is called with the parameter 9?

001

100

1001

101

1110

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Consider the following code segment.


String one = "ABC123";

String two = "C";

String three = "3";

System.out.println(one.indexOf(two));

System.out.println(one.indexOf(three));

System.out.println(two.indexOf(one));


What is printed when the code segment is executed?

2

5

-1

2

5

2

2

6

-1

3

6

-1

-1

-1

2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Name the condition at which the recursive method will stop calling itself.

Base case

Worst Case

Best Case

None of the above

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following condition is true?

Recursion is always better than iteration.

Recursion uses more memory as compared to iteration.

Recursion uses less memory as compared to iteration.

Iteration is always better and simpler than recursion.

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