Deck 7: The Web and E-Mail

Question 1

Suppose that you are about to check out at an online store, but you don't see any indication that your transaction data will be protected by a secure connection. It would be best, under these circumstances, to use PGP software to encrypt your shipping and billing data. True or false

Answer 1

PGP software for secure connection
When user want to use online stores and he sees that the transactions are not secure then it might be irritating. User can check whether he is using a secure connection by looking at the Uniform resource locator (URL)
If the URL begins with https:\\ then it will indicates that the connection is secure. A lock icon in the address bar also indicates that the secure connection is active.
PGP software that is pretty good privacy is used for encrypting and decrypting emails for secure transmission.
For securing a transaction during online shopping, S-HTTP (Secure HTTP), TLS (transport layer security), SSL (secure socket layer) are used.
Therefore, the appropriate word to fill in the blank is False.

Question 2

Your Inbox is getting more and more unsolicited messages with "fisd foos" in the header. You decide to generate a new rule for your security software's spam
to block those irritating messages.

Answer 2

Spam Filter
SPAMs are the unwanted electronic messages which can be about low cost loans, medical products and fake software upgrade. SPAM is used by hackers as a strong hacking tool and it can contain key logger, worms and viruses.
Users have to be aware about the spam and he must delete the spam message without responding to that message. Spam filter should be installed and configured into the computer for reducing affect of SPAM.
Spam filters help in capturing unsolicited email address before they reach to the inbox. Spam filter checks the email header text and the message by a series of rules.
Standard rules are included into the spam filter which blocks only common spam. But users can create their own rules which are missed by the standard filter. The wording of spam filter rules and the format of spam filter vary from one filter to another.
Therefore, the appropriate word to fill in the blank is Filter.

Question 3

AND , OR , NOT , and.. are examples of search
.

Answer 3

Boolean Operator
It is a word which is used to illustrate the relationships between the search words to create a more effective query.
There are three types of Boolean operator: AND, OR and NOT. When a search query contains AND operator between words then resultant will display only those websites which contains both words.
When a search query contains OR operator between words then resultant will display only those websites which contains any of these words.
When a search query contains NOT operator before the words then resultant will display only those websites which does not contain these words.
Therefore, the appropriate word to fill in the blank is Boolean.

Question 4

A(n)
exploit redirects users to fake sites by poisoning a Domain Name Server with a false IP address.

Question 5

Explain the relationship between an HTML source document and a Web page. List five HTML tags and describe how each is used.

Question 6

Use a search engine and search operators to formulate a search for information about your favorite era in history. Can you make a more targeted search to find out what kind of slang was used during that time period

Question 7

Most search engines keep track of users by assigning a unique ID number, which is stored in a(n)
on the hard disk of the user's computer.

Question 8

The Adobe site provides a Settings Manager that can be used to control
cookies and prevent your computer's camera from being activated without your knowledge.

Question 9

Your friend, who is a little computer phobic, is going to be creating his first Web page and asks you to recommend some software for the task. Which one requires the least knowledge of HTML tags: Notepad or Libre Office Writer

Question 10

You're conducting a research project that requires you to visit sites with lots of pop-up ads and other junk that you don't want accumulating in your Temporary Internet Files folder. You remember that you can turn on
browsing to delete all that junk when you end your session.

Question 11

To keep track of the Web pages where you obtained information or images, you can highlight the Web page's
, copy it, and then paste it into a list of sources. (Hint: Use the acronym.)

Question 12

Draw a multi-panel cartoon that shows how a Web server and a browser interact. Include the following terms: Web server, browser, HTTP, HTML, port, socket, HTML document, graphic file, and URL.

Question 13

List the three most commonly used styles of citation and demonstrate how to correctly format a citation to a Web page using each style.

Question 14

Online auction sites such as eBay are examples of B2G e commerce. True or false

Question 15

Suppose you visit a Web site that has eye-catching pages. You want to know how these pages were formatted, so you use one of the options on your browser's menu to take a look at the HTML
document.

Question 16

Explain two ways that shopping carts can work with cookies.

Question 17

One factor in the e-commerce economic model is ad revenue based on
rates, the number of times that site visitors click an ad to connect to the advertiser's Web site.

Question 18

Briefly sketch the evolution of Web browsers. Describe how browsers use plug-ins.

Question 19

List three threats to the security of credit card numbers and other sensitive data during e-commerce transactions. Describe how the following e-commerce technologies work: SSL\TLS, HTTPS, and person-to-person payment systems.

Question 20

Most online shopping carts work because they use
to store information about your activities at a Web site.

Question 21

Suppose you click a link at a Web site and get a message that the file cannot be displayed because it is in PDF format. To view the file, you need an updated version of your browser. True or false

Question 22

Create a table that compares and contrasts local mail with Webmail.

Question 23

Product pages at e-commerce sites with URLs that contain a(n)
symbol, cgi, php, or asp are most likely assembled by a server-side script from the information in a database.

Question 24

Explain why cookies are useful in an environment that is based on a stateless protocol, and provide some concrete examples of their use.

Question 25

List the advantages and disadvantages of HTML formatted mail. Explain how MIME works.

Question 26

Web sites that provide a secure connection have URLs that begin with https: instead of http:. True or false

Question 27

Suppose you're performing a local test of a Web page you created. All the page elements appear to be correctly positioned and formatted. You're also happy to discover that your large graphics files are displayed quite quickly by your browser. Can you expect similar performance after you post the page on a Web site Yes or no

Question 28

Make a list of security and privacy concerns discussed in this chapter. Describe each one and then list procedures and technologies available to make your online experience more secure and private.

Question 29

The
of an e-mail message contains recipient addresses, the subject line, and the file names of any e-mail attachments.

Question 30

Describe the advantages and disadvantages of each type of Web page development tool discussed in this chapter.

Question 31

Ted Nelson coined the term
to describe a web of linked documents, similar to Web pages.

Question 32

For most client-based e-mail systems, a(n)
server handles outgoing mail, and a(n) server or an IMAP server handles incoming mail. (Hint: Use the acronyms.)

Question 33

You'd prefer not to have the search engine you use maintain accumulative records of your searches. You can block
from a specific search engine site, and that setting will force the search engine to assign a different ID number to you for each session.

Question 34

Every Web page has a unique address called a(n)
. (Hint: Use the acronym.)

Question 35

HTML mail is the same as Webmail. True or false

Question 36

Create a short tutorial explaining how to create, test, and post a Web page using a text editor such as Notepad or Text Edit.

Question 37

The main protocol for sending and receiving Web content is
. (Hint: Use the acronym.)

Question 38

Attachments to e-mail messages are encoded in
format. (Hint: Use the acronym.)

Question 39

You're getting ready for a week-long trip. You'd rather not take your computer, but you'll have access to public computers. Rather than use Webmail while you're away from home, you decide to use your familiar POP e-mail
software by storing it and your e-mail files on a portable USB flash drive.

Question 40

The basic markup language used on the Web is
. (Hint: Use the acronym.)

Question 41

The rules and suggestions regarding electronic communications such as e-mail are referred to as
.

Question 42

Explain the purpose of JavaScript.

Question 43

were developed because HTTP is a stateless protocol; so each time you connect to a different page, the Web server regards it as a new connection.

Question 44

A Web
embedded in an e-mail message or a Web page can be activated when you view an infested page.

Question 45

One of your relatives wants to try online shopping, but is suspicious that her credit card number might get stolen from a merchant's server by a hacker using a packet sniffer. Is it correct to tell her that she can best avoid these potential rip-offs by using a secure connection, such as HTTPS Yes or no

Question 46

A search engine's
pulls keywords from a Web page and stores them in a database.

Question 47

If you don't want your IP address tracked as you surf the Web, you can use an anonymous
service.

Question 48

Create a comic-strip like sequence of diagrams that illustrates how the following technologies interact: Web crawler, search engine database, indexer, query processor.

Question 49

When you enter search terms, the search engine's
processor looks for the terms in the search engine's database.

Question 50

A spam
can be configured with rules that block messages containing text such as viagra or v1@gra.