Exam 11: Object-Oriented Programming and Arrays

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Suppose an <code>onclick</code> event-handler function includes an <code>e</code> parameter for its passed-in event object. What code could be used to access the mouse pointer's x coordinate position?

(Multiple Choice)

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Question 21

The formal term for creating an object is:

(Multiple Choice)

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Question 22

Suppose that you have a class named Student with a method named payFees and that you have instantiated an object named student. Which of the following is a proper call to the payFees method?

(Multiple Choice)

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Question 23

If the following code executes, what message displays in the resulting dialog box? var x = 3.5; alert(x > 3 ? x + 1 : x - 1);

(Short Answer)

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Question 24

Sort the following three strings so they are in ascending lexicographical order (words that are considered less than other words should be at the left). "aardvark", "African polecat", "AARP"

(Short Answer)

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Question 25

The Array object's concat method returns a new array that is formed by concatenating the argument array to the end of the calling object array.

(True/False)

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Question 26

Suppose you have a subclass Truck, a superclass Vehicle, and a property in Vehicle named year. How can a method in Truck access the year property?

(Multiple Choice)

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Question 27

Provide code that instantiates an array named carMakes such that the new array contains "Ford" and "Honda".

(Short Answer)

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Question 28

A(n) __________ is a special method that gets called when there is an attempt to create an object.

(Short Answer)

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Question 29

What is a two-dimensional array?

(Short Answer)

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Question 30

Showing 21 - 30 of 30

Suppose an <code>onclick</code> event-handler function includes an <code>e</code> parameter for its passed-in event object. What code could be used to access the mouse pointer's x coordinate position?

The formal term for creating an object is:

Suppose that you have a class named Student with a method named payFees and that you have instantiated an object named student. Which of the following is a proper call to the payFees method?

If the following code executes, what message displays in the resulting dialog box? var x = 3.5; alert(x > 3 ? x + 1 : x - 1);

Sort the following three strings so they are in ascending lexicographical order (words that are considered less than other words should be at the left). "aardvark", "African polecat", "AARP"

The Array object's concat method returns a new array that is formed by concatenating the argument array to the end of the calling object array.

Suppose you have a subclass Truck, a superclass Vehicle, and a property in Vehicle named year. How can a method in Truck access the year property?

Provide code that instantiates an array named carMakes such that the new array contains "Ford" and "Honda".

A(n) __________ is a special method that gets called when there is an attempt to create an object.

What is a two-dimensional array?

Introduction to Web Programming

Coding Standards, Block Elements, Text Elements, and Character References

Cascading Style Sheets (CSS)

Organizing a Pages Content With Lists, Figures, and Various Organizational Elements

Tables and Css Layout

Links and Images

Image Manipulations, Audio, and Video

Introduction to Javascript: Functions, Dom, Forms, and Event Handlers

Additional Javascript Basics: Window Object, If Statement, Strings, Numbers, and Input Validation

Loops, Additional Controls, Manipulating Css With Javascript

Canvas

Web Development and HTML/CSS

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