Q. Which of the following is an interface?

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Q. How many properties are associated with the Response event?

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Q. How many properties does a prototype object have?

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Q. Which of the following does not serialize the undefined values or objects within an object?

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Q. How many properties are there in the interface PerformanceTiming?

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Q. How many properties are there in window.performance object?

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Q. What is the purpose of the navigation property in the window.performance object?

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Q. What is the purpose of the property PerformanceTiming.navigationStart?

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Q. Which of the following does JSON.stringify not serialize?

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Q. What is the purpose of the property PerformanceTiming.fetchStart?

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Q. Which of the following property is associated with the Request event?

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Q. Which of the following API can be used to get the timing without affecting the page loading process?

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Q. How many read-only attributes are present in the navigator object?

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Q. Why are HTTP redirects significant?

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Q. Where does the DNS reply go to in a single HTTP redirect?

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Q. How can one access the redirectCount property?

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Q. How many constant values can the property type be represented?

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Q. Which of the following constants has the value 255?

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Q. What is the purpose of the constant TYPE_RELOAD?

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Q. What does the constant TYPE_BACK_FORWRD indicate?

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