C++ Arrays and Vectors Quiz

What is the output of this code?

• 12

• 13

• 14

• 1

• No output

What is the output of this code?

• CAR

• ARC

• RAC

• No output

For the following code, which code-snippet will access the string "Oscar the Grouch"?

• cast[3]

• cast[2]

• cast.at(2)

• cast{2}

What is the output of the following code?

• 1

  2

  3

• 123

• 1 2 3

• No output

In the included code, the programmer is attempting to find the sum of all elements of the array 'x'. But, they've forgotten at what value to start the variable 'sum'. What number should go where the '?' is in the code?

What is the output of the included code?

• 321

• 123

• 32

• 111

• No output

What is the output of the included code?

• 14

• 13

• 12

• 2

• No output

For the included code, what code-snippet would access the character 'd' ?

• ages.at(3)

• ages(3)

• ages[3]

• ages.at(4)

What is the output of the included code?

• 5

• 7

• 10

• 2

• 52

How do you access the number 3 if this is an array? vector?

• x[2]

  x.at(2)

• x[3]

  x.at[3]

• x.at(2)

  x[2]

• x(2)

  x[2]

• x[2]

  x(2)