Final

Front 1

Both private and free, publicly available Javascript libraries are in common use on the Web today.

Back 1

True/False

Front 2

J query is a cross browser library.

T/F

Back 2

True

Front 3

J query 2.X supports Internet Explorer 6,7 and 8.

T/F

Back 3

False

Front 4

You can include the J query library by specifying the location in your HTML document of A J query file on a publicly accessible server.

T/F

Back 4

True

Front 5

Each J query method serves a single function, allowing you to either look up a value or set the value, but not both.

T/F

Back 5

False

Front 6

What is the extension of the file that contains the J query library?

.html

.css

.js

.jq

Back 6

.js

Front 7

Why would you link a J query file on a CDN?

A. It's the only way to ensure that you're using the most current version.

B. It can provide an improved user experience.

Back 7

It can provide an improved user experience.

Front 8

Every J query statement begins with which character?

A. $

B. @

Back 8

$

Front 9

In a J query statement, a reference to the elements in which the state and operates those contained in:

A. ()

B. <>

Back 9

()

Front 10

To select elements and J query, you specify a:

A. CSS selector

B. Variable

Back 10

CSS selector

Front 11

Which character do you use to append AJ query method to code that selects elements?

A. =

B. .(period)

Back 11

. (Period)

Front 12

The _____ Method changes the selection to the sibling element and mediately following each selected element.

A. Next()

B. Last()

Back 12

Next()

Front 13

The ___ Method selects the child elements of each element matched by the main selector.

A. Previous()

B. Children()

Back 13

Children()

Front 14

The _____ Method adds specified class names to the selection.

A. Val()

B. AddClass()

Back 14

AddClass()

Front 15

The ___ Method retrieves the value of the 1st element in the selection, or sets the value of the selected elements.

A. Height()

B. Val()

Back 15

Val()

Front 16

Which of the following is not an acceptable value for referencing the elements on which A J query statement operates?

A. A variable

B. A Javascript method

Back 16

A Javascript method

Front 17

Some J query animation methods allow you to specify the keywords ____ to set the speed of the animation.

A. Slow and fast

B. Tortoise and hare

Back 17

Slow and Fast

Front 18

J query includes a ______ method that allows J query code to CO-exist with code for another library that uses the same alias.

A. Alias()

B. Noconflict()

Back 18

noConflict()

Front 19

Which J query method narrows the group of selected elements to the 1st element?

A. Previous()

B. First()

Back 19

First()

Front 20

Which J query method narrows the group of selected elements to the last element?

A. Previous()

B. Last()

Back 20

Last()

Front 21

Which J query method do you use to add a class name to one or more selected elements?

A. Removeclass()

B. Addclass()

Back 21

addClass()

Front 22

What action does a J query event method perform if it is called with empty parentheses?

A. It fires the indicated event.

B. It does nothing.

Back 22

It fires that indicated event.

Front 23

Which is the correct syntax to create a function that uses J query?

A. $.function name() {}

B. Function name() {}

Back 23

Function name() {}

Front 24

Which is an advantage of using J query animation methods rather than coding animations yourself and javascript?

A. Coding the animations yourself might require writing and debugging many lines of javascript.

B. The J query animation effects cannot be created with plain javascript.

Back 24

Coating the animations yourself might require writing and debugging many lines of javascript.

Front 25

What language is the J query library written in?

A. PHP

B. Javascript

Back 25

Javascript

Front 26

The J query ______ event specifies code to execute then the pointer enters an element, as well as code to execute when the pointer leaves the element to.

A. Hover

B. Hide

Back 26

Hover

Front 27

The J query _____ method changes and elements display value to none.

A. Hover

B. Hide

Back 27

Hide

Front 28

The J query _____ method changes and elements display value to its default value.

A. Hide

B. Show

Back 28

Show

Front 29

All J query animation methods can take a value in ______ as an argument.

A. Minutes

B. Milliseconds

Back 29

Milliseconds

Front 30

Servers known as CDN are optimized for quick delivery of files across the globe.

T/F

Back 30

True

Front 31

The XMLHttpRequest object can be used to request and receive data without reloading a Web page.

T/F

Back 31

True

Front 32

You can use server side script as a proxy to access data from another demain.

T/F

Back 32

True

Front 33

The 1st line of an http message specifies the date.

T/F

Back 33

False

Front 34

An http response code of 200 indicates that the request was successful.

T/F

Back 34

True

Front 35

CORS is supported by all browsers in use today.

T/F

Back 35

False

Front 36

The XMLHttpRequest object uses ____ to exchange data between a client computer and a Web server.

A. Http

B. Ftp

Back 36

Http

Front 37

By combining the ______ object with DHTML techniques, you can update and modify individual portions of your Web page with data received from a Web server.

A. AjaxReques

B. XHttpRequest

Back 37

XHttpRequest

Front 38

You can use a server side script as a _____ to access data from another domain.

A. Proxy

B. Switch

Back 38

Proxy

Front 39

The purpose of the _______ policy is to prevent malicious scripts from modifying the content of other windows, tabs, and frames and prevent the theft of private browser information and information displayed on secure Web pages.

A. Privacy

B. Same-origin

Back 39

Same-origin

Front 40

A ______ is a data source made available on one demain for use on other domains across the Web.

A. Web service

B. Http service

Back 40

Web service

Front 41

Every Web pages identified by unique address called the:

A. Host

B. URL

Back 41

URL

Front 42

The term _____ refers to the application, usually a Web browser, that makes the request.

A. Http URL

B. Http client

Back 42

Http client

Front 43

The term ___ is another name for a Web server and refers to a computer that receives http requests and returns responses to http clients.

A. Http client

B. Http server

Back 43

Http server

Front 44

The term _____ refers to a computer system that is being accessed by remote computer.

A. Protocol

B. Host

Back 44

Host

Front 45

Http client request and server responses are both known as Http:

A. Messages

B. Scripts

Back 45

Messages

Front 46

_____ Define information about the request or response message and about the contents of the message body.

A. Tags

B. Headers

Back 46

Headers

Front 47

The web storage API is supported by all browsers on the web today.

T/F

Back 47

False

Front 48

One way to preserve information following a users visit to a web page is to append a query string to the end of a URL.

T/F

Back 48

True

Front 49

Cookies are stored on a users computer as plain text files.

T/F

Back 49

True

Front 50

You create hidden form fields with the ____ element.

A. Hidden

B. Query String

Back 50

Hidden

Front 51

To create a query string, you add a ____ immediately after a URL, followed by the query string.

A. ?

B. &

Back 51

?

Front 52

The _____ property of the location object contains a URLs query or search parameters.

A. Search

B. Cookie

Back 52

Search

Front 53

____ cookies remain available only for the current browser session.

A. Persistent

B. Temporary

Back 53

Temporary

Front 54

You use the _______ property of the document object to create cookies in name value pairs.

A. Cookie

B. Name

Back 54

Cookie

Front 55

You can use special characters in your cookies if you use:

A. Secure coding

B. Encoding

Back 55

Encoding

Front 56

The ______ attribute if the cookie property determines how long a cookie can remain in a client system before it is deleted.

A. Path

B. Expires

Back 56

Expires

Front 57

The ______ attribute is used for sharing cookies across multiple servers in the same domain.

A. Domain

B. Secure

Back 57

Domain

Front 58

_________ refers to the writing code in such a way that minimizes any intentional or accidental security issues.

A. Secure coding

B. DecodeURIComponent()

Back 58

Secure coding

Front 59

To delete a cookie, you change the _____ property.

A. Domain

B. Expires

Back 59

Expires

Front 60

To extract the contents of a query string except for the question mark, you the use the _____ method.

A. State information

B. substring()

Back 60

Substring()

Front 61

To use a cookie or other text string encoded with the encodeURIComponent() function, you must first decode with the _____ function.

A. Web storage

B. DecodeURIComponent()

Back 61

DecodeURIComponent()

Front 62

You can use a text string as a literal value or assign it to a variable.

T/F

Back 62

True

Front 63

The replace() method is case sensitive.

T/F

Back 63

T

Front 64

To concert a JSON string to a javascript object, you use the parse() method of the JSON object.

T/F

Back 64

False

Front 65

The from charCode() method is called a ____ method because it isnt used as a method of any string objects (which can be literal strings or variables) in your scripts.

A. Static

B. Local

Back 65

Local

Front 66

The ____ method converts a text string to uppercase.

A. toUpperCase()

B. toMaxCase()

Back 66

toUpperCase()

Front 67

The ____ method returns the position number in a string of the 1rst instance of the 1rst character in the pattern argument.

A. Slice(pattern)

B. Search(pattern)

Back 67

Search(pattern)

Front 68

The Javascript string class includes the ___ method, which creates a new string by combining strings that are passed as arguments.

A. Strpst()

B. Concat()

Back 68

Concat()

Front 69

Regular expression patterns consist of literal characters and:

A. Meta characters

B. Metadata

Back 69

Metadata

Front 70

Characters contained in a set of parentheses within a regular expression are referred to as a sub expression or:

A. Sub pattern

B. Substring

Back 70

Sub pattern

Front 71

To allow a string to contain an alternative set of sub strings, you separate the strings in a regular expression pattern with the _____ metacharacter.

A. /

B. I

Back 71

I

Front 72

The ____ method removes and returns the 1rst element from the beginning of an array.

A. Slice()

B. Shift()

Back 72

Shift()

Front 73

To sort elements of an array alphabetically, you can use the ____ method.

A. List()

B. Sort()

Back 73

Sort()

Front 74

To concert a javascript object to a JSON string, you use the _____ method.

A. Parse()

B. Stringify()

Back 74

Stringify()

Front 75

All literal strings and string variables in javascript are represented by a _____ class, which contains methods for manipulating text stings.

A. String

B. Regular expression

Back 75

String

Front 76

______ are patterns that are used for matching and manipulating strings according to specified rules.

A. Strings

B. Regular expressions

Back 76

Regular expressions