Business Data Communications Exam Questions with Correct Answers Latest 2025
A local area network (LAN) connects other LANs and backbone networks (BNs) located in different areas
to each other and to wide area networks in a span from 3 to 30 miles. - Answers False
Ethernet is an example of a network layer protocol. - Answers False, Ethernet is Data-link
Which layer of the OSI model is responsible for ensuring that all packets sent are received by the
destination station by dealing with end-to-end issues? - Answers Transport
___________ is an orderly close to a dialogue between end users. - Answers Session Termination
A local area network is: - Answers a group of personal computers or terminals located in the same
general area and connected by a common cable (communication circuit) so they can exchange
information such as a set of rooms, a single building, or a set of well-connected buildings.
The network layer performs the same functions in both the OSI and Internet models and is responsible
for routing messages from the source computer to the destination computer. - Answers True
The _________ layer is responsible for routing of messages from the sender to the final destination. -
Answers Network Layer
A(n) _________ is a network that uses the same technologies as the Internet but is open to only those
inside the organization. - Answers Intranet
The application layer is the seventh layer of the Internet model and specifies the type of connection and
the electrical signals that pass through it. - Answers False
The primary reason for networking standards is to: - Answers ensure that hardware and software
produced by different vendors can work together
To use the Web, each client computer requires a data link layer software package called a Web browser.
- Answers False
In a two-tier client-server architecture, a client computer needs to use an application layer software
package called a ________________ to send e-mail: - Answers mail user agent
A(n) _________-tiered architecture uses only two sets of computers: one set of clients and one set of
servers. - Answers Two
In a ___________ architecture, computers are both client and server, thus sharing the work. - Answers
Peer-to-peer
With the two-tier client-server architecture, the server is responsible for the ________ logic. - Answers
Data access
There are optional and required parts of an HTTP request. They are: - Answers line, header, body
A local area network (LAN) connects other LANs and backbone networks (BNs) located in different areas
to each other and to wide area networks in a span from 3 to 30 miles. - Answers False
Ethernet is an example of a network layer protocol. - Answers False, Ethernet is Data-link
Which layer of the OSI model is responsible for ensuring that all packets sent are received by the
destination station by dealing with end-to-end issues? - Answers Transport
___________ is an orderly close to a dialogue between end users. - Answers Session Termination
A local area network is: - Answers a group of personal computers or terminals located in the same
general area and connected by a common cable (communication circuit) so they can exchange
information such as a set of rooms, a single building, or a set of well-connected buildings.
The network layer performs the same functions in both the OSI and Internet models and is responsible
for routing messages from the source computer to the destination computer. - Answers True
The _________ layer is responsible for routing of messages from the sender to the final destination. -
Answers Network Layer
A(n) _________ is a network that uses the same technologies as the Internet but is open to only those
inside the organization. - Answers Intranet
The application layer is the seventh layer of the Internet model and specifies the type of connection and
the electrical signals that pass through it. - Answers False
The primary reason for networking standards is to: - Answers ensure that hardware and software
produced by different vendors can work together
To use the Web, each client computer requires a data link layer software package called a Web browser.
- Answers False
In a two-tier client-server architecture, a client computer needs to use an application layer software
package called a ________________ to send e-mail: - Answers mail user agent
A(n) _________-tiered architecture uses only two sets of computers: one set of clients and one set of
servers. - Answers Two
In a ___________ architecture, computers are both client and server, thus sharing the work. - Answers
Peer-to-peer
With the two-tier client-server architecture, the server is responsible for the ________ logic. - Answers
Data access
There are optional and required parts of an HTTP request. They are: - Answers line, header, body
