Coursera Using python to access Web data quiz 3

What do we call it when a browser uses the HTTP protocol to load a file or page from a server and display it in the browser?

IMAP

The Request/Response Cycle

DECNET

SMTP

Internet Protocol (IP)

1
point

2。

Which of the following is most similar to a TCP port number?

A telephone number

The distance between two locations

A street number in an address

The GPS coordinates of a building

A telephone extension

1
point

3。

What must you do in Python before opening a socket?

import socket

import tcp-socket

_socket = true

open socket

import tcp

1
point

4。

Which of the following TCP sockets is most commonly used for the web protocol (HTTP)?

80

23

119

25

22

1
point

5。

Which of the following is most like an open socket in an application?

An "in-progress" phone conversation

Fiber optic cables

The wheels on an automobile

The chain on a bicycle

The ringer on a telephone

1
point

6。

What does the "H" of HTTP stand for?

HyperText

wHolsitic

Simple

Hyperspeed

Manual

1
point

7。

What is an important aspect of an Application Layer protocol like HTTP?

Which application talks first? The client or server?

How long do we wait before packets are retransmitted?

What is the IP address for a domain like www.dr-chuck.com?

How much memory does the server need to serve requests?

1
point

8。

What are the three parts of this URL (Uniform Resource Locator)?

1
http://www.dr-chuck.com/page1.htm

Protocol, document, and offset

Host, offset, and page

Page, offset, and count

Document, page, and protocol

Protocol, host, and document

1
point

9。

When you click on an anchor tag in a web page like below, what HTTP request is sent to the server?

1
2
<p>Please click <a href="page1.htm">here</a>.</p>

GET

POST

PUT

DELETE

INFO

1
point

10。

Which organization publishes Internet Protocol Standards?

LDAP

IMS

SIFA

SCORM

IETF

11. What separates the HTTP headers from the body of the HTTP document?

A less-than sign indicating the start of an HTML tag

X-End-Header: true

A blank line

Four dashes