Deck 9: Managing State Information and Security

Question 1

You can use special characters in your cookies if you use ____.

A) encoding
B) Unicode
C) strings
D) URIs

Answer 1

A

Question 2

You use the ____ property of the Document  object to create cookies in name-value pairs.

A) query
B) state
C) hidden
D) cookie

Answer 2

D

Question 3

You create hidden form fields with the ____ element.

A) option
B) select
C) input
D) hidden

Answer 3

C

Question 4

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

A) &
B) !
C) ?
D) %

Question 5

The built-in ____ function is used in JavaScript for encoding the individual parts of a URI.

A) encodeCookie()
B) encodeURLComponent()
C) encodeURIComponent()
D) encodeComponent()

Question 6

The ____ attribute of the cookie property determines how long a cookie can remain on a client system before it is deleted.

A) path
B) expires
C) secure
D) domain

Question 7

The ____ attribute determines the availability of a cookie to other web pages on a server.

A) domain
B) secure
C) path
D) expires

Question 8

You can use a(n)____ to pass information, such as search criteria, from one web page to another.

A) text area
B) query string
C) label
D) image button

Question 9

The ____ property of the Location object contains a URL's query or search parameters.

A) query
B) arguments
C) parameters
D) search

Question 10

____ cookies remain available only for the current browser session.

A) Persistent
B) Temporary
C) Local
D) Global

Question 11

____ cookies remain available beyond the current browser session and are stored in a text file on a client computer.

A) Persistent
B) Global
C) Local
D) Temporary

Question 12

A window, tab, or frame can view and modify the elements and  properties of a document displayed in any other window, tab, or frame.

Question 13

HTTP was originally designed to be ____, which means that web browsers stored no persistent data about a visit to a website.

A) stateless
B) stateful
C) state-aware
D) state-active

Question 14

Cookies are stored on a user's computer as plain text files.

Question 15

For a web page to use the information in a query string, your JavaScript program must first parse the string.

Question 16

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

Question 17

You separate individual name-value pairs within a query string using ____.

A) %
B) &
C) $
D) ?

Question 18

The most  widespread way on the web today of storing state information on a user's computer is using ____.

A) cookies
B) scripts
C) hidden form fields
D) query strings

Question 19

The cookie property is created with a required ____ attribute.

A) value
B) path
C) name
D) expires

Question 20

The Web Storage API is supported by all browsers in use on the web today.

Question 21

__________ is a newer specification than cookies for storing state information on a user's computer.

Question 22

The ____ property of the Document object changes the origin of a document to its root domain name.

A) root
B) domain
C) environment
D) path

Question 24

Information about individual visits to a website is called __________ information.

Question 25

What are the security areas of most concern to JavaScript programmers?

Question 26

Provide one reason for using the Web Storage API today, and one reason not to use it.

Question 27

What steps do you need to take to use special characters in your cookies?

Question 28

What are some of the reasons for maintaining state information?

Question 29

Describe the advantages and disadvantages of the original stateless design of the web.

Question 30

__________ are small pieces of information about a user that are stored in text files on a user's computer.

Question 31

To delete a cookie, you change the ____ property.

A) domain
B) expires
C) path
D) secure

Question 32

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

Question 33

Describe how to extract all the contents of a query string except for the question mark.

Question 34

What limitations on the use of cookies are described in the cookie specification?

Question 35

Why should you delete persistent cookies that your program does not need?

Question 36

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

Question 37

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

A) Secure coding
B) Bulletproofing
C) Seal coding
D) Strong coding

Question 38

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

A) expires
B) domain
C) path
D) secure

Question 39

The ____ attribute indicates that a cookie can only be transmitted across a secure Internet connection using HTTPS or another security protocol.

A) domain
B) expires
C) path
D) secure

Question 40

Describe how to convert the individual pieces of information in a query string into array elements.

Question 41

Explain how to delete a cookie.