21.
What is the purpose of a Rendering Engine?

22.
What is the purpose of the JavaScript Engine?

23.
Which layer is used to handle the HTTP requests?

24.
The User Interface is taken care by which layer?

25.
Which of the following browsers use Webkit?

26.
Which of the following first developed Gecko?

27.
Which of the following render HTML?

28.
SpiderMonkey was developed by

29.
Carakan is used by which of the following browsers?

30.
Which is the alternate name for JavaScriptCore that is used by Safari?