Amazon Introduction To Coding 3

Question 1

What does an 'if' statement do?

Accepted Answer

Executes code only when a condition is true

Answer

Repeats code forever

Answer

Defines a new variable type

Answer

Prints all variables

Question 2

Which of these is an example of a string?

Accepted Answer

"Amazon"

Answer

100

Answer

true

Answer

3.5

Question 3

What is the result of the operation 7 % 2 (modulo) in most languages?

Accepted Answer

1

Answer

3

Answer

0

Answer

14

Question 4

What is the purpose of a comment in code?

Accepted Answer

To explain code to humans without affecting execution

Answer

To speed up the program

Answer

To create a new variable

Answer

To stop the program from running

Question 5

Which keyword is commonly used to define a loop that runs a known number of times?

Accepted Answer

for

Answer

if

Answer

return

Answer

class

Question 6

What does 'syntax' refer to in programming?

Accepted Answer

The set of rules for how code must be written

Answer

The speed of the program

Answer

The color of the code editor

Answer

The amount of memory used

Question 7

What is an algorithm?

Accepted Answer

A step-by-step set of instructions to solve a problem

Answer

A type of computer hardware

Answer

A programming language

Answer

A storage device