Core 1 - Internet Protocols

Question 1

Protocols used for retreiving emails from internet provider (two):

Answer 1

POP3 (post office protocol) and IMAP (internet mail access protocol)

Question 2

Protocol used to dowloads and/or optionally delete email from server; not flexible and not common anymore…

Answer 2

POP3

Question 3

Protocol used to access mail on a central server where its stored, more flexible and supports folders…

Answer 3

IMAP

Question 4

Which port is POP3?

Answer 4

port 110

Question 5

Which port is IMAP?

Answer 5

Port 143

Question 6

Protocol used for sending emails to ISP…

Answer 6

SMTP (simple mail transfer protocol)

Question 7

Which ports does SMTP use?

Answer 7

Port 25 (no authentication) 
Port 587 (w/authentication)

Question 8

What are the main features of Microsoft Exchange (enterprise email )?

Answer 8

More than email… connects contacts, calendars, and integrates mobile devices, etc.
Integrated encryption with S/MIME ( secure/multipurpose internet mail extensions)

Question 9

What is TCP?

Answer 9

Transmission Control Protocol

Question 10

One of the main protocols of the Internet protocol suite… reliable transmission, flow control, connection-oriented; a connection between client and server is established before data can be sent.

Answer 10

TCP

Question 11

What is UDP?

Answer 11

User Datagram Protocol

Question 12

One of the main protocols of the Internet protocol suite. Primarily used to establish low-latency and loss-tolerating connections between applications on the internet. Speeds up transmissions by enabling the transfer of data before an agreement is provided by the receiving party…

Answer 12

UDP