Final Exam: Progression: Field Tech III - IV Final EXAM 2025 WITH QUESTIONS AND
CORRECT VERIFIED ANSWERS GRADED A+
The open system interconnection reference model (OSI/R<) Network layer serves which primary
function? - (answer)It uses layer 3 addresses to create multiple routed networks
The address 68.56.189.17 belongs to which internet protocol IP class? - (answer)Class A
What happens to a datagram sent by a higher level protocol to a 127.x.y.z address? - (answer)The
datagram loops back inside the host and never leaves the network interface card (NIC)
Which device evaluates and acts upon a packet's internal protocol (IP) address? - (answer)Router
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? - (answer)Decapsulate the packet
What network information can be determined from a logical internet protocol (IP) address? -
(answer)The host portion and network portion
the physical address of a device is processed by which layer of the open systems interconnection
reference model (OSI/RM)? - (answer)The data link layer
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? -
(answer)The transport layer
All computers running on the transmission control protocol/internet protocol (TCP/IP) suite have which
of the following in common? - (answer)Each computer is assigned its own internet protocol (IP) address
A repeater operates at which layer of the open systems interconnection reference model (OSI/RM)? -
(answer)The physical layer.
, Final Exam: Progression: Field Tech III - IV Final EXAM 2025 WITH QUESTIONS AND
CORRECT VERIFIED ANSWERS GRADED A+
Which of the following protocols allows email clients to download their messages from an email server?
- (answer)Post office protocol version 3 (POP3)
Hypertext transfer protocol (HTTP) is what type of protocol? - (answer)Stateless
On the file transfer protocol (FTP) server, what manages client requests for file retrieval or transmission?
- (answer)A daemon
What are the primary requirements to connect a transmission control protocol/ internet protocol
(TCP/IP) network? - (answer)Unique pairs of network layer and transport layer addresses and use of the
TCP/IP protocol suit.
What type of delivery method uses an email server between the sender and the receiver of messages? -
(answer)Store-and-forward
Host names and uniform resource locators (URL) are resolved to internet protocol (IP) addresses by
which of the following? - (answer)Domain Name System (DNS)
What happens when the browser application finishes the downloading the files necessary to display a
web page? - (answer)The browser server drop the connections, and the browser maintains th epage and
its elements in local memory.
Which email protocol enables the messages to be viewed without first downloading them from the
email server? - (answer)Internet Message AccessPprotocol version 4 (IMAP4)
What type of server maintains an access log to assist with troubleshooting and tracking down malicious
users? - (answer)File transfer Protocol Server (FTP)
A store and forward email system will not deliver messages until - (answer)The host requests the
information
CORRECT VERIFIED ANSWERS GRADED A+
The open system interconnection reference model (OSI/R<) Network layer serves which primary
function? - (answer)It uses layer 3 addresses to create multiple routed networks
The address 68.56.189.17 belongs to which internet protocol IP class? - (answer)Class A
What happens to a datagram sent by a higher level protocol to a 127.x.y.z address? - (answer)The
datagram loops back inside the host and never leaves the network interface card (NIC)
Which device evaluates and acts upon a packet's internal protocol (IP) address? - (answer)Router
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? - (answer)Decapsulate the packet
What network information can be determined from a logical internet protocol (IP) address? -
(answer)The host portion and network portion
the physical address of a device is processed by which layer of the open systems interconnection
reference model (OSI/RM)? - (answer)The data link layer
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? -
(answer)The transport layer
All computers running on the transmission control protocol/internet protocol (TCP/IP) suite have which
of the following in common? - (answer)Each computer is assigned its own internet protocol (IP) address
A repeater operates at which layer of the open systems interconnection reference model (OSI/RM)? -
(answer)The physical layer.
, Final Exam: Progression: Field Tech III - IV Final EXAM 2025 WITH QUESTIONS AND
CORRECT VERIFIED ANSWERS GRADED A+
Which of the following protocols allows email clients to download their messages from an email server?
- (answer)Post office protocol version 3 (POP3)
Hypertext transfer protocol (HTTP) is what type of protocol? - (answer)Stateless
On the file transfer protocol (FTP) server, what manages client requests for file retrieval or transmission?
- (answer)A daemon
What are the primary requirements to connect a transmission control protocol/ internet protocol
(TCP/IP) network? - (answer)Unique pairs of network layer and transport layer addresses and use of the
TCP/IP protocol suit.
What type of delivery method uses an email server between the sender and the receiver of messages? -
(answer)Store-and-forward
Host names and uniform resource locators (URL) are resolved to internet protocol (IP) addresses by
which of the following? - (answer)Domain Name System (DNS)
What happens when the browser application finishes the downloading the files necessary to display a
web page? - (answer)The browser server drop the connections, and the browser maintains th epage and
its elements in local memory.
Which email protocol enables the messages to be viewed without first downloading them from the
email server? - (answer)Internet Message AccessPprotocol version 4 (IMAP4)
What type of server maintains an access log to assist with troubleshooting and tracking down malicious
users? - (answer)File transfer Protocol Server (FTP)
A store and forward email system will not deliver messages until - (answer)The host requests the
information
