What is the printout of the following switch statement? char ch = 'b'; switch (ch) { case 'a': cout << ch << endl; case 'b': cout << ch << endl; case 'c': cout << ch << endl; case 'd': cout << ch << endl; default: cout<< "Error" << endl; }

bb

b

bcd

bbb

abcd

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

How many times the following code prints "Welcome to C++"? int count = 0; while (count < 10) { cout << "Welcome to C++"; count++; }

		8
		10
		9
		11
		0