JavaScript/Operators/Exercises

Topic: Operators

1

What is the result?

7   9   16   123   
  1 + 2 * 3
  1 + "2" * 3
  "1" + "2" * 3

2

What is the result?

0  1  1.5  4  12  13.5  
  1 + 2 ** 3 / 2 - 1
  9 / 2 * 3
  9 / (2 * 3)

3

What is the result?

0  1  2  
  x = 1; x++; alert(x);
  x = 1; alert(++x);
  x = 1; alert(x++);

4

What is the result?

truefalse
   1 == 01
   1 === 01
   "1" == 01
   "1" == "01"
   "1" == 0 + 1
   "1" == 0 + "1"
   "1" == 0 * 1
   "1" == 0 * "1"

5

What is the result?

truefalse
   true && false
   true && false || true
   true && false || !true
   !(true && false)

Category:Book:JavaScript#Operators/Exercises%20
Category:Book:JavaScript