How many times will the following code print "Welcome to Java"? int count = 0; while (count < 10) { System.out.println("Welcome to Java"); count++; }
8
9
10
0
2. Multiple Choice
5 minutes
1 pt
What is the output of the following code? int x = 0; while (x < 4) { x = x + 1; } System.out.println("x is " + x);
0
1
3
4
3. Multiple Choice
5 minutes
1 pt
Analyze the following code. int count = 0; while (count < 100) { // Point A System.out.println("Welcome to Java!"); count++; // Point B } // Point C
count < 100 is always true at Point B
count < 100 is always false at Point B
count < 100 is always true at Point A and count < 100 is always false at Point C
count < 100 is always true at Point Coint C
4. Multiple Choice
5 minutes
1 pt
How many times will the following code print "Welcome to Java"? int count = 0; do { System.out.println("Welcome to Java"); count++; } while (count < 10);
0
9
8
10
5. Multiple Choice
5 minutes
1 pt
Which of the following loops prints "Welcome to Java" 10 times?
A: for (int count = 1; count <= 10; count++) { System.out.println("Welcome to Java");
for (int count = 2; count < 10; count++) { System.out.println("Welcome to Java"); }
for (int count = 1; count < 10; count++) { System.out.println("Welcome to Java"); }
for (int count = 0; count <= 10; count++) { System.out.println("Welcome to Java"); }
6. Multiple Choice
5 minutes
1 pt
The following loop displays _______________. for (int i = 1; i <= 10; i++) { System.out.print(i + " "); i++; }
1 2 3 4 5 6 7 8 9
1 2 3 4 5 6 7 8 9 10
1 2 3 4 5
1 3 5 7 9
7. Multiple Choice
5 minutes
1 pt
What is the output for y? int y = 0; for (int i = 0; i<10; ++i) { y += i; } System.out.println(y);
1
36
45
9
8. Multiple Choice
5 minutes
1 pt
How many times is the println statement executed? for (int i = 0; i < 10; i++) for (int j = 0; j < 10; j++) System.out.println(i * j);
100
10
45
20
9. Multiple Choice
30 seconds
1 pt
What is the number of iterations in the following loop: for (int i = 1; i < n; i++) { // iteration }
2*n
n
n - 1
n + 1
10. Multiple Choice
5 minutes
1 pt
What will be displayed when the following code is executed? int number = 6; while (number > 0) { number -= 3; System.out.print(number + " "); }