Question 1 of 25
Hints left: 3
Q1
Which of the following constants hold the value 2?
Q2
What does the constant TYPE_BACK_FORWRD indicate?
Q3
How many properties are there in window.performance object?
Q4
What is the purpose of the constant TYPE_RELOAD?
Q5
Which of the following API can be used to get the timing without affecting the page loading process?
Q6
What is the purpose of the property PerformanceTiming.navigationStart?
Q7
How can one access the redirectCount property?
Q8
Why are HTTP redirects significant?
Q9
How many constant values can the property type be represented?
Q10
What is the purpose of the navigation property in the window.performance object?
Q11
What does the method Performance.now() return?
Q12
Which of the following constants has the value 255?
Q13
How many properties are associated with the Response event?
Q14
Which of the following is a read-only property?
Q15
How many properties are there in the interface PerformanceTiming?
Q16
How many properties does a prototype object have?
Q17
Which of the following property is associated with the Request event?
Q18
Which of the following does JSON.stringify not serialize?
Q19
Which of the following is an interface?
Q20
Where does the DNS reply go to in a single HTTP redirect?
Q21
Which of the following does not serialize the undefined values or objects within an object?
Q22
What is the purpose of the property PerformanceTiming.fetchStart?
Q23
How many read-only attributes are present in the navigator object?
Q24
Where does the DNS Lookup direct to ?
Q25
What does it indicate when the type attribute of the navigation object is set to 2?