jQuery Objective Questions
What is jQuery?
- JavaScript Library
- CSS Framework
- PHP Extension
- HTML Tool
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Who developed jQuery?
- Brendan Eich
- Microsoft
- John Resig
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Which symbol is used with jQuery?
- @
- $
- #
- %
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Which method is used to hide selected elements in jQuery?
- hide()
- displayNone()
- vanish()
- invisible()
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What does $(document).ready() do?
- Loads CSS
- Waits until document is ready
- Creates a new page
- Hides content
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Which method is used to show hidden elements?
- show()
- appear()
- visible()
- display()
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Which jQuery method is used to change the content of an HTML element?
- write()
- html()
- change()
- text()
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Which jQuery method is used to apply CSS styles?
- setStyle()
- addStyle()
- css()
- style()
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Which function is used to fade in elements in jQuery?
- fadeOut()
- fadeIn()
- showSlow()
- display()
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How do you select all
elements using jQuery?
- $("p")
- $("#p")
- $(".p")
- $(p.all)
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Which method removes elements from the DOM?
- delete()
- remove()
- hide()
- empty()
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Which method removes only the content inside an element?
- remove()
- detach()
- clear()
- empty()
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Which method is used to handle click events in jQuery?
- onClick()
- click()
- press()
- eventClick()
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Which version of JavaScript is jQuery based on?
- ECMAScript 2
- ECMAScript 3
- ECMAScript 5
- JavaScript 1.2+
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What does chaining in jQuery mean?
- Running multiple scripts
- Calling multiple methods on a selector
- Combining CSS and HTML
- Nesting functions
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What is the correct syntax for jQuery?
- jQuery("div").hide()
- $("div").hide()
- hide("div")
- Both a and b
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Which jQuery method is used to slide elements up?
- slideUp()
- slideHide()
- slideToggleUp()
- moveUp()
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Which method is used to stop jQuery animations?
- pause()
- stop()
- break()
- halt()
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How can you include jQuery in your project?
- Using < script > tag with CDN or local file
- Using < link > tag
- Using import
- Using < meta > tag
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What does slideToggle() do?
- Only shows the element
- Only hides the element
- Toggles between slideUp() and slideDown()
- Slides to next page
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