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Free Certified JavaScript Developer I Exam Braindumps

A developer has two ways to write a function:




After deciding on an option, the developer creates 1000 monster objects.

How many growl methods are created with Option A and Option B?

  1. 1 growl method is created for Option 1000 growl methods are created for Option B.
  2. 1000 growl methods are created for Option A. 1 growl method is created for Option
  3. 1000 growl methods are created regardless of which option is used.
  4. 1 growl method is created regardless of which option is used.

Answer(s): B



Given the code below:



What happens when the code executes?

  1. The ur1 variables has local scope and line 02 throws an error.
  2. The ur1 variable has global scope and line 02 executes correctly.
  3. The ur1 variable has global scope and line 02 throws an error.
  4. The ur1 variable has local scope and line 02 executes correctly.

Answer(s): B



Given the code below:

Const copy = JSON.stringify((new String (`false') , new Bolean(false) undefined));

What is the value of copy?

  1. --[ false, ()]--
  2. -- [ \'false\'', false, undefined]'' `'
  3. -- [\''false\'', false, null]" "
  4. -- [\''false\", ()""

Answer(s): C



Refer to the code snippet:



What is the value of array after the code executes?

  1. 1, 2, 3, 4, 5, 4, 4
  2. 1, 2, 3, 4, 4, 5, 4
  3. 1, 2, 3, 5
  4. 1, 2, 3, 4, 5, 4

Answer(s): C






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