CS511 – Web Engineering Quiz # 3 |2024 Virtual University of Pakistan

Sharpen your web development knowledge with this quiz based on CS511 – Web Engineering, a course offered by the Virtual University of Pakistan. Answers and explanations provided!

Introduction:

Web engineering is a fascinating blend of programming, design, and user experience. If you’re a student enrolled in the Virtual University of Pakistan’s CS511 course, or simply interested in testing your web development chops, you’re in the right place! This blog post features a selection of multiple-choice questions (MCQs) taken directly from CS511 quizzes. See how well you fare and learn something new along the way.

Quiz Questions:

1. Which of the following is NOT a type of loop in JavaScript?
   • switch
   • while
   • do…while
   • for
2. What will the jQuery selector $("#main time:first-child") select?
   • Only first <time> element that is direct child of the element having id as “#main”
   • All the <time> elements that are direct child of the element having id as “#main”
   • All the <time> elements in the element having id as “#main”
   • All the <time> elements in the document
3. What is the correct jQuery equivalent of the following JavaScript code: var node = document.getElementById("here");?
   • var node = $(“#here”);
   • var node = $_Get(“#here”);
   • var node = $_Run(“#here”);
   • var node = $_(“#here”);
4. What is the term used for the following JavaScript code? btnButton.onclick = function() {alert('Hello World!');}
   • Event Property Approach
   • Inline Hook Approach
   • Event Stack Approach
   • Event Localization Approach
5. Which of the following options will fetch the value of the “name” property from the object “Obj”? Assume “Obj” has a property named “name” with the value “Ali”.
   • Obj.name
   • Obj-name
   • Obj#name
   • Obj{‘name’}
6. What is the following code known as? <input type="text" name="txtbox" onchange="check(this);">
   • Inline Hook
   • Self Call
   • Embedded Call
   • Embedded Hook
7. Which of the following statements is true for the jQuery $() function?
   • Always returns a set of results
   • Always returns child node
   • Always returns a parent node
   • Does not return anything
8. In jQuery, what does the .val() method primarily retrieve?
   • Values of elements having value property
   • Values of all elements
   • Values of textbox elements
   • Values of elements having innerHTML property
9. What will be the result of the following jQuery code? $("p.warning").html("No Warning");
   • Text of all the <p> tags having class “warning” will be updated to “No Warning”
   • All the <p> tags in the document will be updated to “No Warning”
   • Text of all the <p> tags in the document will be updated to “No Warning”
   • All the tags in the document will be updated to “No Warning”
10. What is the method of creating an array in the following code known as? var myarray = new Array(10);

• Array Constructor
• Object Literal Notation
• Object Definition Array
• Primitive Literal Notation

Conclusion:

We hope you found this CS511 quiz challenge helpful and informative. If you’d like more quizzes or web engineering resources, let us know in the comments!