ESAT Forouzan - Chapter 26: Electronic Mail (SMTP) and File Transfer (FTP)

Question 1

The purpose of the UA is _______.
a. Message preparation
b. Envelope creation
c. Transferral of messages across the internet
d. (a) and (b)

Answer 1

d. (a) and (b)

Question 2

The purpose of the MTA is _______.
a. Transferral of messages across the Internet
b. Message preparation
c. Envelope creation
d. (a) and (b

Answer 2

a. Transferral of messages across the Internet

Question 3

Which part of the mail created by the UA contains the sender and receiver names?
a. Envelope
b. Header
c. Address
d. Body

Answer 3

b. Header

Question 4

In the email address mackenzie@pit.arc.nasa.gov, what is the domain name?
a. mackenzie
b. pit.arc.nasa.gov
c. mackenzie@pit.arc.nasa.gov
d. (a) and (b)

Answer 4

b. pit.arc.nasa.gov

Question 5

The _______ field in the MIME header is the type of data and the body of the message.
a. Content-type
b. Content-transfer-encoding
c. Content-id
d. Content-description

Answer 5

a. Content-type

Question 6

The _______ field in the MIME header uses text to describe the data in the body of the message.
a. Content-type
b. Content-transfer-encoding
c. Content-id
d. Content-description

Answer 6

c. Content-id

Question 7

The _______ field in the MIME header describes the method used to encode the data.
a. Content-type
b. Content-transfer-encoding
c. Content-id
d. Content-description

Answer 7

b. Content-transfer-encoding

Question 8

The _______ field in the MIME header has type and subtype subfields.
a. Content-type
b. Content-transfer-encoding
c. Content-id
d. Content-description

Answer 8

a. Content-type

Question 9

A JPEG image is sent as email. What is the content-type?
a. Multipart/mixed
b. Multipart/image
c. Image/JPEG
d. Image/basic

Answer 9

c. Image/JPEG

Question 10

An email contains a textual birthday greeting, a picture of a cake, and a song. The text must precede the image. What is the content-type?
a. Multipart/mixed
b. Multipart/parallel
c. Multipart/digest
d. Multipart/alternative

Answer 10

a. Multipart/mixed

Question 11

An email contains a textual birthday greeting, a picture of a cake, and a song. The order is not important. What is the content-type?
a. Multipart/mixed
b. Multipart/parallel
c. Multipart/digest
d. Multipart/alternative

Answer 11

b. Multipart/parallel

Question 12

A message is fragmented into three email messages. What is the content-type?
a. Multipart/mixed
b. Message/RFC822
c. Message/partial
d. Multipart/partial

Answer 12

c. Message/partial

Question 13

A client machine usually needs _______ to send email.
a. Only SMTP
b. Only POP
c. Both SMTP and POP
d. None of the above

Answer 13

a. Only SMTP

Question 14

Which of the following is true?
a. FTP allows systems with different directory structures to transfer files.
b. FTP allows a system using ASCII and a system using EBCDIC to transfer files.
c. FTP allows a PC and a SUN workstation to transfer files.
d. All the above are true.

Answer 14

d. All the above are true.

Question 15

During an FTP session the control connection is opened _______.
a. Exactly once
b. Exactly twice
c. As many times as necessary
d. All of the above

Answer 15

a. Exactly once

Question 16

During an FTP session the data connection is opened _______.
a. Exactly once
b. Exactly twice
c. As many times as necessary
d. All of the above

Answer 16

c. As many times as necessary

Question 17

In FTP, what attributes must be defined by the client prior to transmission?
a. Data type
b. File structure
c. Transmission mode
d. All of the above

Answer 17

d. All of the above

Question 18

In FTP, there are three types of _______: stream, block, and compressed.
a. Files
b. Data structures
c. Transmission modes
d. All of the above

Answer 18

c. Transmission modes

Question 19

In FTP, ASCII, EBCDIC, and image define an attribute called _______.
a. File type
b. Data structure
c. Transmission mode
d. All of the above

Answer 19

a. File type

Question 20

In FTP, when you _______, it is copied from the server to the client.
a. Retrieve a file
b. Store a file
c. Retrieve a list
d. (a) and (c)

Answer 20

d. (a) and (c)

Question 21

In FTP, when you _______, it is copied from the client to the server.
a. Retrieve a file
b. Store a file
c. Retrieve a list
d. (a) and (c)

Answer 21

b. Store a file

Question 22

In anonymous FTP, the user can usually ______.
a. Retrieve files
b. Navigate through directories
c. Store files
d. Do all the above

Answer 22

a. Retrieve files