Explore topic-wise MCQs in Javascript.

This section includes 157 Mcqs, each offering curated multiple-choice questions to sharpen your Javascript knowledge and support exam preparation. Choose a topic below to get started.

151.

The attribute location belongs to which element?

A. document
B. html
C. image
D. pre
Answer» B. html
152.

Which of the following is the child object of the JavaScript navigator?

A. Navicat
B. Plugins
C. NetRight
D. None of the mentioned
Answer» C. NetRight
153.

During the traversing through the stack, where does it go after it goes to the namespace?

A. Window
B. Function
C. Document
D. Location
Answer» B. Function
154.

What is the purpose of the event onAirEvent?

A. Content is played
B. Content is transfered
C. Both Content is played and transfered
D. None of the mentioned
Answer» B. Content is transfered
155.

Which of the following global variables is used to get parameters?

A. $HTTP_GET_VAR[]
B. $HTTP_GET_VARS()
C. $HTTP_GET_VARS
D. $HTTP_GET_VARS[]
Answer» E.
156.

What does the interpreter do when you reference variables in other scopes?

A. Traverses the queue
B. Traverses the stack
C. Finds the bugs
D. None of the mentioned
Answer» C. Finds the bugs
157.

What is the purpose of the Math method toSource()?

A. Returns the string “Math”
B. Sends the source to the Math Library
C. Returns the value of the object
D. None of the mentioned
Answer» B. Sends the source to the Math Library