CIW JavaScript Specialist - Exam Objectives

 View the Course Description and Exam Objectives for our NEW JavaScript Specialist 2.0 course and certification!


Exam 1D0-735

Domain 1: Essential JavaScript Principles and Practices

1.1: Identify characteristics of JavaScript and common programming practices.

1.1.1: List key JavaScript characteristics, including object-based nature, events, platform-independence, and differences between scripting languages and programming languages.

1.1.2: Identify common programming concepts, including objects, properties and methods.

1.1.3: Describe various JavaScript versions and flavors, including ECMA standards, JScript and similarities with proprietary scripting languages.

1.1.4: Distinguish between server-side and client-side JavaScript applications, including JavaScript interpreters and rendering engines.

1.1.5: Describe acceptable coding practices, including appropriate use of comment tags and the <noscript> tag.

1.1.6: Examine the evolution of the role of JavaScript in simple Web page design, such as gaming, virtual reality (VR), native development, mobile device scripting and backend development.

1.2: Work with variables and data in JavaScript.

1.2.1: Use attributes and methods to communicate with users, including the type attribute.

1.2.2: Define variables, data types and scope.

1.2.3: List keywords and reserved words.

1.2.4: Store user input in variables and evaluate for appropriate responses using the console and built-in methods such as alert() and prompt().

1.2.5: Distinguish between concatenation and addition.

1.2.6: Use Apply operators, including string concatenation ( += ), strict comparison ( === , !==), mathematical precedence and bitwise operators.

1.2.7: Demonstrate how to use expressions.

1.2.8: Implement simple event handlers, including keyboard, mouse and mobile (gestures or touch) events.

1.3: Use JavaScript functions, methods, and events.

1.3.1: Define and use methods as functions.

1.3.2: Demonstrate the use of various types of functions and function elements including prototype functions, anonymous functions, closure functions, arguments and the use of return values.

1.3.3: Distinguish between global and local variables.

1.3.4: Use the conditional operator.

1.3.5: Identify user events and event handlers.

1.3.6: Demonstrate the use of function specific methods including calling, binding and applying.

1.3.7: Use built-in functions and cast variables.

Domain 2: Intermediate JavaScript Programming Techniques

2.1: Debug and troubleshoot JavaScript code.

2.1.1: Demonstrate common steps for debugging JavaScript code, including reviewing code and testing code in different browsers and various devices.

2.1.2: Demonstrate how to use various native and supplemental debugging tools, including enabling/disabling display.

2.2: Use JavaScript statements to control program flow.

2.2.1: Use the if… statement.

2.2.2: Use the while… statement.

2.2.3: Use the do…while statement.

2.2.4: Use the for… statement.

2.2.5: Use the forEach statement.

2.2.6: Use the break and continue statements.

2.2.7: Use the switch… statement.

2.3: Use the JavaScript Document Object Model (DOM).

2.3.1: Use JavaScript to manipulate the Document Object Model (DOM).

2.3.2: Use the window object of the DOM.

2.3.3: Manipulate properties and methods of the document object within the DOM.

2.3.4: Use the image object of the DOM, including image rollover creation.

2.3.5: Use the history object of the DOM.

2.3.6: Evaluate and change URL information with the location object of the DOM.

2.3.7: Use the navigator object of the DOM.

2.3.8: Describe virtual DOM.

2.4: Use JavaScript language objects and create expressions.

2.4.1: Use the String object to test user input.

2.4.2: Evaluate strings, including use of the length property, and use of the indexOf(), lastIndexOf(), substring() and charAt() methods.

2.4.3: Implement basic regular expressions and the RegExp object.

2.4.4: Use the Array object to create more efficient code.

2.4.5: Use the map() method.

2.4.6: Apply the Date and Math objects.

2.5: Create and use custom JavaScript objects.

2.5.1: Create a custom JavaScript object.

2.5.2: Define properties and methods of custom objects.

2.5.3: Create new object instances.

2.5.4: Create client-side arrays using custom objects.

2.5.5: Create functions and methods for manipulating client-side arrays.

2.5.6: Use the prototype property, concept of classes, constructors, iterators and generators.

Domain 3: Applied JavaScript

3.1: Modify HTML with JavaScript.

3.1.1: Identify steps and methods for changing HTML "on the fly," including the getElementById, getElementsByName, getElementsByTagName and getElementsByClassName methods of the DOM.

3.1.2: Modify attributes in HTML using DOM elements.

3.1.3: Modify form object values.

3.2: Use JavaScript to develop interactive forms.

3.2.1: Identify and use form controls, including HTML5 form elements.

3.2.2: Define the form object.

3.2.3: Refer to form objects, including input, text, textarea, radio, checkbox, select, button, password, hidden, file and submit.

3.2.4: Use form objects, including radio, select, button, text, input, textarea, checkbox, password, hidden, file and submit.

3.2.5: Conduct form validation.

3.2.6: Identify common form security issues.

3.3: Address JavaScript security issues involving browsers and cookies.

3.3.1: Distinguish between the browser and the operating system in relation to the elements responsible for security.

3.3.2: Discuss browser security issues relevant to JavaScript, including script blocking, frame-to-frame URL changing, and document.write behavior differences among browsers.

3.3.3: Define signed scripts.

3.3.4: Perform client-side browser detection and determine browser compatibility.

3.3.5: Identify common issues and procedures for creating secure JavaScript code.

3.3.6: Define cross-site scripting and the associated security risks.

3.3.7: Define the functions and common uses of cookies.

3.3.8: Manipulate cookies effectively, including testing for presence of cookies, clearing cookies, enabling/disabling cookies in the browser, and deleting cookies from your hard drive.

3.3.9: Discuss ethics in collecting, storing, using and protecting user data.

Domain 4: JavaScript Technology Extensions

4.1: Implement JavaScript libraries and frameworks.

4.1.1: Identify and evaluate the benefits and drawbacks of using predefined libraries and frameworks, such as jQuery, Spry, Dojo, React.js, Angular.js and Prototype.

4.1.2: Identify steps for using libraries (such as jQuery), frameworks and available plug-ins, including, optimization for faster JavaScript manipulation.

4.1.3: Identify steps for loading and referencing external scripts and pre-made external scripts.

4.1.4: Identify and evaluate the benefits and drawbacks of Server-side JavaScript technologies.

4.1.5: Optimize page load time and user experience on various devices.

4.2: Use JavaScript and AJAX to create interactive Web applications.

4.2.1: Define synchronous and asynchronous, fundamental AJAX elements, and procedures.

4.2.2: Explain the Fetch API, Promises and callback functions.

4.2.3: Use the XMLHttpRequest object to retrieve data.

4.2.4: Describe typical AJAX-based requests.

4.2.5: Identify key server response issues related to AJAX-based requests.

4.2.6: Use JavaScript to communicate with databases.

4.2.7: Identify and compare XML and JSON.

4.3: Implementing Web APIs. (New Objectives)

4.3.1: Define Web API (Application Programming Interface) and benefits.

4.3.2: Identify and use Web APIs, including session storage, local storage, and GEO location.

4.3.3: Identify and use the Canvas API.

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