Q. What will be the radix value of the parseInt() method when the string begins with 0?

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Q. What is the purpose of the method JSON.parse()?

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Q. What is the return type of the method parseInt()?

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Q. What are the parameters of the method JSON.parse()?

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Q. What will be the radix value of the parseInt() method when the string begins with any other value other than 0x and 0?

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Q. What kind of an exception will be thrown if the string to parse is not valid JSON?

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Q. Which of the following is a JavaScript Compressor?

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Q. What is the purpose of the UgilifyJS?

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Q. Which of the following is the fastest JavaScript parser?

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Q. How many default number methods are available in JavaScript?

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Q. What is an observer effect?

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Q. Which of the following are ways to benchmark code?

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Q. How to calculate the run time of a code?

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Q. According to the workflow of a runtime logging, what happens after calculating the run time?

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Q. Which of the following object is used to post the data to an external process, say savePerfData?

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Q. Where does the external process save the result of the test?

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Q. Which function is used to start the time logging?

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Q. Which of the following attribute of form tag is not set by using document object in JavaScript?

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Q. What type of scooping is present in JavaScript?

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Q. Which function is used to stop the time logging?

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