Explore topic-wise MCQs in Javascript.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Javascript knowledge and support exam preparation. Choose a topic below to get started.

1.

WHAT_IS_THE_PURPOSE_OF_THE_MIMETYPES_PROPERTY_OF_A_PLUG-IN_ENTRY??$

A. Contains MIME properties
B. Contains MIME sizes
C. Contains MIME types
D. None of the mentioned
Answer» D. None of the mentioned
2.

WHICH_OF_THE_FOLLOWING_ARE_THE_PROPERTIES_OF_A_PLUG-IN_ENTRY??$

A. name
B. filename
C. mimeTypes
D. all of the mentioned
Answer» E.
3.

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
4.

How do you focus a particular part of the HTML page in JavaScript?

A. hover()
B. focus()
C. on()
D. all of the mentioned
Answer» C. on()
5.

How to find the index of a particular string?

A. position()
B. index()
C. indexOf()
D. none of the mentioned
Answer» D. none of the mentioned
6.

Which is the function that is called to validate a data?

A. validate()
B. valid()
C. validation()
D. none of the mentioned
Answer» E.
7.

What is the purpose of data format validation?

A. Data correctness
B. Mere data existence
C. Both Data correctness and Mere data existence
D. None of the mentioned
Answer» B. Mere data existence
8.

What is the purpose of the basic validation?

A. Data correctness
B. Mere data existence
C. Both Data correctness and Mere data existence
D. None of the mentioned
Answer» C. Both Data correctness and Mere data existence
9.

What would happen if the data in the client had been wrong?

A. Sends back the data
B. Waits for correction
C. Sends back the data and Waits for correction
D. None of the mentioned
Answer» D. None of the mentioned
10.

In which part does the form validation occur?

A. Client
B. Server
C. Both Client and Server
D. None of the mentioned
Answer» C. Both Client and Server