Question 1 Which of the following is true about jQuery plugins? (Select all that apply.) 1 point They add additional functionality to jQuery They are one of the features that make learning jQuery worthwhile They are too difficult to use to be worthwhile There are thousands of them available

Question 6If the plugin uses an older version of jQuery than the one you have, which should you use?1 pointThe newer version, because it will be backwards-compatible so the plugin will still work.It doesn’t really matter.Both versions so that your code and the plugin code will both work.The older version because that is what was used to write the plugin.

Question 3 Which of these are things you need to be careful about when loading a plugin? (Select all that apply.) 1 point Be sure to only have one copy of jQuery Check to see if the plugin needs to be loaded on the top or the bottom of the page Be sure your CSS file loads last so that you can override styles File management is handled automatically by the plugin, so it’s not something you need to pay attention to.

Explain JQuery Selectors?

Question 1What can a JavaScript library like jQuery do for you? 1 pointDebug HTML errors Save development time Save data to a database Help in version control 2.Question 2True or false? Inversion of control helps you to create standardized apps. 1 pointFalse True 3.Question 3Which of the following is performed by a build tool? 1 pointInstalling packages Storing code Providing code for reuse Transforming source code into binaries 4.Question 4Fill in the blank. Package managers make the end-user’s life easy by _______________. 1 pointfixing errors in code automatically backing up data downloading and installing packages from repositories securing applications 5.Question 5True or false? Software stacks always consist of the following three layers: presentation, business logic, and data. 1 pointTrue False

What is jQuery?*A programming languageA database management systemA JavaScript libraryAn operating system