C++ SHS B1-B2

True or False: In C++, the `cout` object is used to output data to the console.

• True

• False

True or False: The following code will correctly declare an integer variable in C++:

int number = 5;

• True

• False

True or False: The `<<` operator is used with `cout` for input operations.

• True

• False

Answer explanation

False (It is used for output operations)

True or False:

The statement `cout >> "Hello, World!";` is a valid way to print "Hello, World!" in C++.

• True

• False

Answer explanation

False (The correct syntax is `cout << "Hello, World!";`)

True or False: In C++, a variable declared as `float` can store decimal values.

• True

• False

True or False:

The following code snippet will print `25` to the console:

int x = 5; cout << x * 5;

• True

• False

True or False:

The keyword `double` is used in C++ to declare a variable that can store a floating-point number with double precision.

• True

• False

True or False:

You can declare multiple variables of the same type on the same line in C++ like this: `int a, b, c;`.

• True

• False

True or False:

The following code will produce a syntax error: `int num = "123";`.

• True

• False

Answer explanation

True (String values cannot be assigned to an integer variable)

True or False:

The C++ statement `cout << x + y;` will add `x` and `y` before outputting the result.

• True

• False