The process by which the browser decides which objects to trigger event handlers on is

(i) Why do we remember May Day? (ii) What significant changes happened due to that event? (iii) How did the event happen? (iv) What can be done in present day as a result of that event ? (v) Mention the moral of that event.

A

(i) We remember May day as it reminds us about the historic struggle of working people throughout the world

B

(II) All the fortunate workers enjoy today-a minimum wage, safety laws and 8 hour workday due to that event.

C

(iii) Police fired into a crowd of strikers at the McCormick arvest Machine Company, Chicago, killing at least one striker, seriously wounding five or six others and injuring an undetermined number.

D

(iv) The events of May day 1886 is a remind that workers will continue to be subjugated until they stand up and speak out to gain better working conditions, better pay and better lives.

E

(V) Workers will not be ever down in term of their right. (All)

When a program contains extensive use of event handlers, which of the following is necessary?

A

Modular functions

B

Nested functions

C

Split up programs

D

Global variables

Which are the events that have default actions that can be canceled by event handlers?

A

Submit and form-related events

B

Reset and form-related events

C

Submit and reset events

D

form-related events

Which property is used to manage multiple event handlers?

A

onmessage

B

onerror

C

both onmessage and onerror

D

postmessage

What is the purpose of the event handlers in the JavaScript?

A

Adds innerHTML page to the code

B

Allows JavaScript code to alter the behaviour of windows

C

Performs handling of exceptions and occurrences

D

Change the server location

Why does the Node rely on event handlers?

A

APIs are synchronous

B

APIs are asynchronous

C

APIs are reusable

D

APIs are modular

A group of three objects must be selected from six objects K, O, S, T, V, and W according to the following conditions: Which of the following is an acceptable selection of objects?

A

K,O And S

B

K, S and T

C

K, S and V

D

O, S, and V

Which is the method used for registering handlers?

A

on()

B

register()

C

add()

D

include()

Which object is passed as the argument to handlers for keydown, keyup, and keypress events?

A

KeyboardEvent

B

Key Event

C

Mouse Event

D

Alphabet Event

What is the function used to remove all handlers for name events?

A

deleteAllListeners(name)

B

deleteListener(name,f)

C

removeListener(name,f)

D

removeAllListeners(name)

The process by which the browser decides which objects to trigger event handlers on is

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