gs gs106 Caching, Debugging and Animation - Comparison of Core JavaScript versus Frameworks - Quiz No.2
gs gs106 Javascript Quiz
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Question 1: Which of the following is not a JavaScript framework?
Rico
Prototype
Joco
DoJo
Question 2: What is the purpose of the Math method toSource()?
Returns the string “Math”
Sends the source to the Math Library
Returns the value of the object
Returns an integer value
Question 5: Which of the following are static methods in JavaScript?
Date.parse()
Date.UTC()
Both Date.parse() and Date.UTC()
Date.clear()
Question 6: What will be the work of the getAvg in the following JavaScript function?
<script> function getAvg(){ var avg = 0; for(var x = 0; x < 200; x++){ avg += x; } return(avg/200); }
Multiples values from 0 to 200
Adds values from 0 to 200
Simply traverses with no operation
Find the average of 199 numbers
Question 7: If we have an object r and want to know if it is a Range object, we can write ______________
r typeof Range
r is Range
r equals Range
r instanceof Range
Question 8: What is the property to access the first child of a node?
timestamp.Child1
timestamp.Child(1)
timestamp.Child(0)
timestamp.firstChild
Question 9: Which of the following is not an object?
Element
Location
Position
Window
Question 10: What is the code snippet to change the class and let the stylesheet specify the details?
timestamp.className = "highlight";
timestamp.className = "change";
timestamp.className = "specify";
timestamp.className = "move";
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