Q. When does one use the method startOverlays()?

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Q. What is the reason for avoiding the attributes property in the HTML DOM?

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Q. What is the purpose of the method nodeMap.setNamedItem()?

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Q. How is everything treated in HTML DOM?

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Q. What does the NamedNodeMap object represent in the HTML DOM?

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Q. What is the purpose of the Attr object in the HTML DOM?

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Q. What is the work of the form control elements in the HTML DOM?

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Q. How are the objects organized in the HTML DOM?

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Q. Which of the following is a type of HTML DOM?

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Q. What is the purpose of the Legacy DOM ?

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Q. Which object is the top of the hierarchy?

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Q. In which part does the form validation occur?

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

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Q. What is the purpose of the basic validation?

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Q. What is the purpose of data format validation?

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

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Q. How to find the index of a particular string?

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

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

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Q. Which of the following are the properties of a plug-in entry?

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