Question

Which of the following are the parameters passed to the keymap after installation?

(a) Key property

(b) Key name

(c) Keydown event’s object

(d) Key stroke

The question was posed to me at a job interview.

My question is from Keyboard Events in chapter Document Object Model and Event Handling in Javascript of JavaScript

Answer 1

Right option is (c) Keydown event’s object

The explanation is: After the keymap is installed, the following parameters are passed:

The event object for the keydown event.

The key identifier of the key that was pressed.

Identifier key contains the information of the key that is pressed and the object information about the function to be performed when the key is pressed.