How do we stop blocking of loading and executing the perfLogger, a logging type data?
A. Inlining the perfLogger
B. Removing the perfLogger
C. Placing the perfLogger before the “script” tag
D. None of the mentione
Answer: Option A
Solution(By Examveda Team)
By inlining the perfLogger, we no longer block the loading and executing of it.This Question Belongs to Javascript >> Invocation And Performance Navigation
Which of the following property gives access to the JavaScript memory usage data?
A. performance.memory
B. memory(performance)
C. performance(memory)
D. none of the mentioned
What is the purpose of the timing property in the window.performance object?
A. Time of navigation event
B. Time of page load event
C. Time of navigation and page load event
D. None of the mentioned
Which of the following property is associated with the Response event?
A. responseStart
B. responseEnd
C. both responseStart and responseEnd
D. none of the mentioned
A. responseEnd-loadEventEnd
B. loadEventEnd-responseEnd
C. loadEventEnd/responseEnd
D. responseEnd/loadEventEnd
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