CPT 236 Test 2 Review

How many times will the following code print "Welcome to Java"?

int count = 0;

while (count++ < 10) {

   System.out.println("Welcome to Java");

}

• 8

• 9

• 10

• 11

• 0

Do the following two statements in (I) and (II) result in the same value in sum?

(I):

for (int i = 0; i < 10; ++i) {

   sum += i;

}

(II):

for (int i = 0; i < 10; i++) {

   sum += i;

}

• yes

• no

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

• 11

• 0

What is the value in count after the following loop is executed?

int count = 0;

do {

   System.out.println("Welcome to Java");

} while (count++ < 9);

System.out.println(count);

• 8

• 9

• 10

• 11

• 0

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

• 20

• 10

• 45

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

Which of the following loops prints "Welcome to Java" 10 times?

• 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");

  }

• 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");

  }

What is the output of the following code?

int x = 0;

while (x < 4) {

   x = x + 1;

}

System.out.println("x is " + x);

• x is 0

• x is 1

• x is 2

• x is 3

• x is 4

What is y after the following for loop statement is executed?

int y = 0;

for (int i = 0; i < 10; ++i) {

   y += 1;

}

• 9

• 10

• 11

• 12

How many times will the following code print "Welcome to Java"?

int count = 0;

do {

   System.out.println("Welcome to Java");

} while (count++ < 10);

• 8

• 9

• 10

• 11

• 0