Exam 4 19FL-IT250-01 - Advanced Web Design

• Question 1

  3.33 out of 3.33 points

  	_________________________ are patterns that are used for matching and manipulating strings according to specified rules.
  	Correct Answer: Evaluation Method Correct Answer Case Sensitivity Exact Match Regular expressions

• Question 2

  3.33 out of 3.33 points

  	____ define information about the request or response message and about the contents of the message body.
  	Answers: a.  Headers b.  Queries c.  Labels d.  Tags

• Question 3

  3.33 out of 3.33 points

  	A Web document containing PHP code must have an extension of ____________________.
  	Correct Answer: Evaluation Method Correct Answer Case Sensitivity Exact Match .php Exact Match php

• Question 4

  3.33 out of 3.33 points

  	A comparison operator returns a Boolean value of TRUE or FALSE after two operands have been compared.
  	Answers: True False

• Question 5

  3.33 out of 3.33 points

  	A hyphen and a greater-than symbol used to access the methods and properties contained in an object are referred to as ____.
  	Answers: class   member selection notation selector data structure

• Question 6

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  	A particular instance of an object ____ the methods and properties its class.
  	Answers: cancels   inherits creates instantiates

• Question 7

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  	A programming object and its interface can be compared to a handheld ____________________.
  	Correct Answer: Evaluation Method Correct Answer Case Sensitivity Exact Match calculator

• Question 8

  3.33 out of 3.33 points

  	A web server’s reply to a request is known as the ____________________.
  	Correct Answer: Evaluation Method Correct Answer Case Sensitivity Exact Match response

• Question 9

  3.33 out of 3.33 points

  	A(n) ____ is a literal value or variable that can be evaluated by the PHP scripting engine to produce a result.
  	Answers:   expression condition clause

• Question 10

  3.33 out of 3.33 points

  	A(n) ____________________ request allows JavaScript to continue processing while it waits for a server response.​
  	Correct Answer: Evaluation Method Correct Answer Case Sensitivity Exact Match asynchronous

• Question 11

  3.33 out of 3.33 points

  	After you have defined the basic request criteria, you use the ____ method with the instantiated XMLHttpRequest object to submit the request to the server.
  	Answers: a.  request() b.  send() c.  pass() d.  call()

• Question 12

  3.33 out of 3.33 points

  	After you instantiate an XMLHttpRequest object, you use the ____ method with the instantiated XMLHttpRequest object to specify the request method (such as GET or POST) and URL.
  	Answers: a.  instantiate() b.  alive() c.  open() d.  create()

• Question 13

  3.33 out of 3.33 points

  	Ajax gets its name from the fact that when it was first used, it was practical only with JavaScript and ____.
  	Answers: a.  ActiveX b.  HTTPS c.  XML d.  DOM

• Question 14

  3.33 out of 3.33 points

  	All Web pages containing PHP code must have an extension of .php.
  	Answers: True False

• Question 15

  3.33 out of 3.33 points

  	All literal strings and string variables in JavaScript are represented by a(n) ____________________ class, which contains methods for manipulating text strings.
  	Correct Answer: Evaluation Method Correct Answer Case Sensitivity Exact Match String

• Question 16

  3.33 out of 3.33 points

  	An HTTP response code of 200 indicates that the request was successful.​
  	Answers: True False

• Question 17

  3.33 out of 3.33 points

  	Because the client and server are defined in relation to MySQL, the Web server where the PHP script is running is the ____________________ when communicating with the MySQL server.
  	Correct Answer: Evaluation Method Correct Answer Case Sensitivity Exact Match client

• Question 18

  3.33 out of 3.33 points

  	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.
  	Answers: a.  XMLHttpRequest b.  HttpRequest c.  AjaxRequest d.  XMLRequest

• Question 19

  3.33 out of 3.33 points

  	CORS is supported by all browsers in use today.​
  	Answers: True False

• Question 20

  3.33 out of 3.33 points

  	Characters contained in a set of parentheses within a regular expression are referred to as a subexpression or ____.
  	Answers: a.  subrule b.  subset c.  substring d.  subpattern

• Question 21

  3.33 out of 3.33 points

  	Every web page is identified by a unique address called the ____.
  	Answers: a.  host string b.  URL c.  HTTP d.  host

• Question 22

  3.33 out of 3.33 points

  	In PHP, use the mysql_query() function to send SQL statements to ____________________.
  	Correct Answer: Evaluation Method Correct Answer Case Sensitivity Exact Match MySQL

• Question 23

  3.33 out of 3.33 points

  	In PHP, each statement must be placed on a separate line.
  	Answers: True False

• Question 24

  3.33 out of 3.33 points

  	Match each item with a statement below:
  	Question Correct Match Text contained within double or single quotation marks  h.  string Converts a JSON string value to an object  c.  ​parse() Separates alternate sets of substrings in a regular expression  b.  ​| A standardized set of characters from many of the world’s languages  f.  Unicode Removes the last element from the end of an array  d.  ​pop() ​Combines array elements into a string  j.  ​join() Compares strings according to the particular sort order of a language or country  g.  localeCompare() method Special character that defines pattern matching rules in a regular expression  a.  metacharacter Metacharacter that specifies the quantity of a match  i.  quantifier ​Adds one or more elements to the end of an array  e.  ​push() All Answer Choices a.  metacharacter b.  ​| c.  ​parse() d.  ​pop() e.  ​push() f.  Unicode g.  localeCompare() method h.  string i.  quantifier j.  ​join()

• Question 25

  3.33 out of 3.33 points

  	Methods and properties that are required for a source program to communicate with an object are referred to as a(n) ____.
  	Answers:   interface attribute function class

• Question 26

  3.33 out of 3.33 points

  	Objects are organized into ____.
  	Answers: programs instances functions   classes

• Question 27

  3.33 out of 3.33 points

  	Objects are often called ____.
  	Answers:   components properties reusable code functions

• Question 28

  3.33 out of 3.33 points

  	Regular expression patterns consist of literal characters and ____.
  	Answers: a.  metadata b.  supercharacters c.  metacharacters d.  metabytes

• Question 29

  0 out of 3.33 points

  	The ____ method of the String class returns the position number in a string of the first character in the argument.
  	Answers: a.  search() b.  indexOf() c.  charAt() d.  substring()

• Question 30

  0 out of 3.33 points

  	The ____ method returns the position number in a string of the first instance of the first character in the pattern argument.
  	Answers: a.  slice(pattern) b.  indexOf(pattern) c.  charAt(pattern) d.  search(pattern)