Quiz : Javascript

What will be the result of 10 + '5'?

• 15

• '105'

• '15'

• Error

What is the result of 10 / 2 * (3 + 1)?

• 40

• 10

• 20

• 5

What will be the value of x after executing let x = 5; x += 3;?

• 5

• 3

• 8

• 15

What is the output of console.log(10 % 3)?

• 3.33333333333

• 0

• 1

• 3

What is the value of y after executing let y = 10; y--;?

• 11

• 10

• 9

• error

What is the result of the expression 5 * 2 + 3 / 2?

• 7.5

• 6

• 11.5

• 6.5

What will be the value of x after executing let x = 10; x *= 2;?

• 10

• 20

• 15

• 30

What will be the value of x after executing let x = 10, y = 15; x *= y + 5;?

• 160

• 155

• 105

• 145

Which operator in JavaScript is used to concatenate strings?

• +

• ||

• ++

• &&

What will be the value of g after executing let g= 7; g%=5;?

• 0

• 1

• 2

• 3