1D0-735 Dumps https://www.certspots.com/exam/1d0-735/ CIW 1D0-735 Dumps 1. Which of the following is not a best practice when using JavaScript libraries? A. Developers should ensure the library functions they use are crossbrowser compatible for the version of HTML they are using. B. Developers should link to the library file and to each plug in script in the <head> section of the HTML document using the <script> tag. C. Developers should use plugins from a variety of JavaScript libraries to ensure compatibility. D. Developers should become familiar with one library then optimize HTML code with that specific library in mind. Answer: C CIW 1D0-735 Dumps 2. Which of the following statements is an advantage of using JavaScript on the server-side? A. Server-side validation conserves more bandwidth than client-side validation B. Server-side JavaScript runs the script on the server, thus eliminating compatibility problems with client-side browsers C. Server-side JavaScript requires lass processing power on the served level than client-side JavaScript D. Server-side JavaScript results in a higher level of end-user satisfaction Answer: B CIW 1D0-735 Dumps 3. Which of the following best describes how JavaScript communicates with databases when used with AJAX? A. It provides a limited set of database operations such as retrieving data and displaying it back to the originating Web page. B. It performs back-end database operations such as modifying the database schema. C. It is used to change database security permissions. D. It was designed to perform queries on databases. Answer: A CIW 1D0-735 Dumps 4. Zamar wants to add buttons to his Web page to allow users to navigate forward and backward through his Web site similar to the Forward and Back buttons in the Web browser window. Which JavaScript object will he use? A. window B. screen C. history D. navigator Answer: C CIW 1D0-735 Dumps 5. Which of the following is an advantage of using the Virtual DOM? A. Rendering the virtual DOM is faster than rendering the regular browser DOM. B. The virtual DOM updates each element when the layout of the DOM changes, meaning that the page always reflects the most current data from the server C. The Virtual DOM is not just a view layer, but also makes changes directly to the Web page D. You can learn virtual DOM concepts and React libraries quickly because the libraries are simple and concise Answer: A CIW 1D0-735 Dumps 6. Which of the following is not a benefit of Web APIs? A. Web APIs are frameworks that make it easy to build applications over HTTP services that are accessible over a large range of clients. B. Web APIs provide an interface for developers to write code themselves instead of using APIs developed by others . C. Web APIs are best used to create resource-oriented services. D. Before Web APIs developers had to write the entire code for every task they needed to perform. Answer: B CIW 1D0-735 Dumps 7. Which of the following is a true statement regarding the relationship between Promises and callback functions? A. A Promise cannot be used in conjunction with a callback. B. A Promise is used to monitor the value of a variable A callback retrieves the previous value of a variable. C. A Promise is a returned object to which the developer can attach callbacks instead of passing callbacks to a function. D. A Promise is an object a developer can use to pass callbacks to functions. Answer: C CIW 1D0-735 Dumps 8. Marshall's computer previously contracted malware because he unknowingly clicked on an infected link in a pop-up window. What can he do to secure the Web browser so that he is protected in the future? A. Install the latest beta update for the Web browser B. Disable cookies in the Web browser C. Enable the pop-up blocker D. Install anti-virus software Answer: C CIW 1D0-735 Dumps 9. What is the best practice for testing code to pinpoint a logic error within a script? A. Test the code in the W3C code validator. B. Conduct a manual, line-by-line, code review. C. Check for console errors when loading the page. D. Insert watchpoints and comment out code blocks. Answer: D CIW 1D0-735 Dumps 10. What is the expected result when executing the following scripts in a web browser? A. A pop-up alert box will display Fair followed by a pop-up alert box displaying Bad B. A pop-up alert box will display Poor C. There is an error in the code, no pop-up alert box will appear D. Two pop-up alert boxes will appear one will display Fair and one will display Poor Answer: A
