QUESTION 16

There are ___ name/value pairs in this statement.

http://www.URL.com/TargetPage.php?name=Bill&age=26&occupation=painter

		one
		two
		four
		three
		six

QUESTION 17

Cookies are transmitted between client and server _____.

		in the HTTP footer
		when the tags execute
		in the HTTP header
		using the HTML(encode) command

QUESTION 18

The UNIX epoch began at the stroke of midnight ___.

		"January 1, 1970"
		"January 1, 2000"
		"January 1, 1562"
		"January 1, 1900"

QUESTION 19

You create an error if more than one header is sent.

True

False

QUESTION 20

You can cancel a cookie by _____.

		giving it a negative expiration time
		setting the cookie name to false
		"using setcookie(0, 0, 0)"
		you can't cancel a cookie if its expiration time has already been set.

QUESTION 21

HTTP helps preserve user information between posts by using imorks.

True

False

QUESTION 22

Each page that uses sessions must begin with which command?

		session_begin()
		session_start()
		setcookie()
		setcookie('session')

QUESTION 23

What about this instruction?

unset($_SESSION);

		the value for the key 'age' is set to NULL
		all sessions are disabled on the web server.

QUESTION 24

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

		secure
		domain
		path
		expires

QUESTION 25

Preserving user information between posts is called _____.

		keepin it real
		data preservation
		maintaining state
		deep copying

QUESTION 26

Some advantages of using sessions rather than cookies might be ___. Choose all correct answers.

		session variables can be seen by the client
		session variables are limited to 50 different values
		they are more secure
		there is no real storage limit

QUESTION 27

To free the buffer when output buffering you would execute ____.

		end_flush()
		ob_flush()
		ob_end_flush()
		buffer_flush()

QUESTION 28

A user can disable cookies in their browser.

True

False

QUESTION 29

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

		path
		expires
		secure
		domain