FINAL EXAM: PROGRESSION: FIELD TECH III - IV FINAL
1. The open system interconnection reference model (OSI/R<) Network
layer serves which primary function?: It uses layer 3 addresses to create
multiple routed networks
2. The address 68.56.189.17 belongs to which internet protocol IP class?: -
Class A
3. What happens to a datagram sent by a higher level protocol to a
127.x.y.z address?: The datagram loops back inside the host and never
leaves the network interface card (NIC)
4. Which device evaluates and acts upon a packet's internal protocol
(IP) address?: Router
5. The network layer must do what to a recieved frame, in order to
determine the route over which it will forward the datagram to the next
network?: De- capsulate the packet
6. What network information can be determined from a logical internet
pro- tocol (IP) address?: The host portion and network portion
7. the physical address of a device is processed by which layer of the
open systems interconnection reference model (OSI/RM)?: The data link
layer
8. Which layer of the open system interconnection reference modle
(OSI/RM) would you suspect as being the problem when packets arriving
at the server but no information is being returned to the client?: The
transport layer
,9. All computers running on the transmission control protocol/internet pro-
tocol (TCP/IP) suite have which of the following in common?: Each
computer is assigned its own internet protocol (IP) address
10.A repeater operates at which layer of the open systems
interconnection reference model (OSI/RM)?: The physical layer.
11.Which of the following protocols allows email clients to download
their messages from an email server?: Post office protocol version 3
(POP3)
12.Hypertext transfer protocol (HTTP) is what type of protocol?: Stateless
13.On the file transfer protocol (FTP) server, what manages client
requests for file retrieval or transmission?: A daemon
14.What are the primary requirements to connect a transmission control
protocol/ internet protocol (TCP/IP) network?: Unique pairs of network
layer and transport layer addresses and use of the TCP/IP protocol
suit.
, 15.What type of delivery method uses an email server between the sender
and the receiver of messages?: Store-and-forward
16.Host names and uniform resource locators (URL) are resolved to
internet protocol (IP) addresses by which of the following?: Domain Name
System (DNS)
17.What happens when the browser application finishes the downloading
the files necessary to display a web page?: The browser server drop the
connections, and the browser maintains th epage and its elements in
local memory.
18.Which email protocol enables the messages to be viewed without first
downloading them from the email server?: Internet Message
AccessPprotocol version 4 (IMAP4)
19.What type of server maintains an access log to assist with
troubleshoot- ing and tracking down malicious users?: File transfer
Protocol Server (FTP)
20.A store and forward email system will not deliver messages until:
The host requests the information
21.What is the binary equivalent of decimal 136?: 10001000
22.Convert the internet protocol (IP) address 172.68.10.2 from decimal
to binary.: 10101100.01000100.00001010.000000010
23.Convert the binary internet protocol (IP) address
01110011.11001000.00101100.00000010 to decimal.:
115.200.44.2
1. The open system interconnection reference model (OSI/R<) Network
layer serves which primary function?: It uses layer 3 addresses to create
multiple routed networks
2. The address 68.56.189.17 belongs to which internet protocol IP class?: -
Class A
3. What happens to a datagram sent by a higher level protocol to a
127.x.y.z address?: The datagram loops back inside the host and never
leaves the network interface card (NIC)
4. Which device evaluates and acts upon a packet's internal protocol
(IP) address?: Router
5. The network layer must do what to a recieved frame, in order to
determine the route over which it will forward the datagram to the next
network?: De- capsulate the packet
6. What network information can be determined from a logical internet
pro- tocol (IP) address?: The host portion and network portion
7. the physical address of a device is processed by which layer of the
open systems interconnection reference model (OSI/RM)?: The data link
layer
8. Which layer of the open system interconnection reference modle
(OSI/RM) would you suspect as being the problem when packets arriving
at the server but no information is being returned to the client?: The
transport layer
,9. All computers running on the transmission control protocol/internet pro-
tocol (TCP/IP) suite have which of the following in common?: Each
computer is assigned its own internet protocol (IP) address
10.A repeater operates at which layer of the open systems
interconnection reference model (OSI/RM)?: The physical layer.
11.Which of the following protocols allows email clients to download
their messages from an email server?: Post office protocol version 3
(POP3)
12.Hypertext transfer protocol (HTTP) is what type of protocol?: Stateless
13.On the file transfer protocol (FTP) server, what manages client
requests for file retrieval or transmission?: A daemon
14.What are the primary requirements to connect a transmission control
protocol/ internet protocol (TCP/IP) network?: Unique pairs of network
layer and transport layer addresses and use of the TCP/IP protocol
suit.
, 15.What type of delivery method uses an email server between the sender
and the receiver of messages?: Store-and-forward
16.Host names and uniform resource locators (URL) are resolved to
internet protocol (IP) addresses by which of the following?: Domain Name
System (DNS)
17.What happens when the browser application finishes the downloading
the files necessary to display a web page?: The browser server drop the
connections, and the browser maintains th epage and its elements in
local memory.
18.Which email protocol enables the messages to be viewed without first
downloading them from the email server?: Internet Message
AccessPprotocol version 4 (IMAP4)
19.What type of server maintains an access log to assist with
troubleshoot- ing and tracking down malicious users?: File transfer
Protocol Server (FTP)
20.A store and forward email system will not deliver messages until:
The host requests the information
21.What is the binary equivalent of decimal 136?: 10001000
22.Convert the internet protocol (IP) address 172.68.10.2 from decimal
to binary.: 10101100.01000100.00001010.000000010
23.Convert the binary internet protocol (IP) address
01110011.11001000.00101100.00000010 to decimal.:
115.200.44.2
