adplus-dvertising
frame-decoration

Question

How many properties are there in window.performance object?

a.

1

b.

4

c.

2

d.

3

Answer: (c).2

Engage with the Community - Add Your Comment

Confused About the Answer? Ask for Details Here.

Know the Explanation? Add it Here.

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

Similar Questions

Discover Related MCQs

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

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

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

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

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

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

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

Q. Why are HTTP redirects significant?

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

Q. How can one access the redirectCount property?

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

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

Q. What is the purpose of the constant TYPE_RELOAD?

Q. What does the constant TYPE_BACK_FORWRD indicate?

Q. Which of the following constants hold the value 2?

Q. Where does the DNS Lookup direct to ?

Q. How many properties are available in a memory object?

Q. What is a heap in JavaScript?

Q. What is the function of the memory object?

Q. What is the command to access the Heap size limit?