Introduction of JQuery

---

Introduction of JQuery

Question

---

Question 1 : Which of the following is a single global function defined in the jQuery library?
1. jQuery()
2. $()
3. Queryanalysis()
4. None of the mentioned
Answer
1697

Question 2 : Which jQuery method is used to hide selected elements?
1. hidden()
2. hide()
3. visible(false)
4. display(none)
Answer
1698

Question 3 : Look at the following jQuery selector: $(“div#intro .head”). What does it select?
1. The first element with id=”head” inside any div element with class=”intro”
2. All elements with class=”head” inside the first div element with id=”intro”
3. All div elements with id=”intro” or class=”head”
4. None
Answer
1699

Question 4 : $.foo() is equivalent to
1. javascript.foo()
2. document.foo()
3. jQuery.foo()
4. None of the above
Answer
1700

Question 5 : Which of the following type of variable is visible only within a function where it is defined?
1. global variable
2. local variable
3. Both of the above.
Answer
1701