D315 NETWORK AND SECURITY EXPECTED
QUESTIONS WITH VERIFIED ANSWERS
Question 1.
A network is being created for an office, and there is a need for a router that manages internal
network connections with no contact with the internet.Which type of router is needed?
ANSWER
Core router
Question 2.
An IT manager is designing a new network and needs a device that connects multiple
networks.Which device is needed?
ANSWER
Router
Question 3.
A network in a small office building connects all devices using wired connections with a star
topology.Which type of network is described?
ANSWER
LAN
Question 4.
An executive uses Bluetooth to connect a laptop, a mobile phone, and a headset.Which type of
network is described?
ANSWER
PAN
Question 5.
A city uses fiber optic cable to connect smaller networks throughout the whole city. Which type
of network is described?
ANSWER
MAN
1
, Question 6.
Users of a network have been experiencing issues. In the course of troubleshooting, an
administrator wants to query DNS servers to resolve domain names to IP addresses.Which
command in Windows should be used for this purpose?
ANSWER
nslookup
Question 7.
Users of a network have been experiencing issues. In the course of troubleshooting, an
administrator wants to determine which ports have an active connection. Which command in
Windows should be used for this purpose? system, a technician needs to view network
interfaces and their settings. Which command should be used?
ANSWER
netstat -an
Question 8.
A person is troubleshooting a network issue and needs to test DNS connectivity. Which Linux
command should be used?
ANSWER
nslookup
Question 9.
What is the TCP/IP layer that includes the Hypertext Transfer Protocol (HTTP)?
ANSWER
Application
Question 10.
Which layer of the TCP/IP model includes the Internet Message Access Protocol (IMAP)?
ANSWER
Application
Question 11.
Which layer of the TCP/IP model includes the Post Office Protocol (POP)?
ANSWER
Application
2
QUESTIONS WITH VERIFIED ANSWERS
Question 1.
A network is being created for an office, and there is a need for a router that manages internal
network connections with no contact with the internet.Which type of router is needed?
ANSWER
Core router
Question 2.
An IT manager is designing a new network and needs a device that connects multiple
networks.Which device is needed?
ANSWER
Router
Question 3.
A network in a small office building connects all devices using wired connections with a star
topology.Which type of network is described?
ANSWER
LAN
Question 4.
An executive uses Bluetooth to connect a laptop, a mobile phone, and a headset.Which type of
network is described?
ANSWER
PAN
Question 5.
A city uses fiber optic cable to connect smaller networks throughout the whole city. Which type
of network is described?
ANSWER
MAN
1
, Question 6.
Users of a network have been experiencing issues. In the course of troubleshooting, an
administrator wants to query DNS servers to resolve domain names to IP addresses.Which
command in Windows should be used for this purpose?
ANSWER
nslookup
Question 7.
Users of a network have been experiencing issues. In the course of troubleshooting, an
administrator wants to determine which ports have an active connection. Which command in
Windows should be used for this purpose? system, a technician needs to view network
interfaces and their settings. Which command should be used?
ANSWER
netstat -an
Question 8.
A person is troubleshooting a network issue and needs to test DNS connectivity. Which Linux
command should be used?
ANSWER
nslookup
Question 9.
What is the TCP/IP layer that includes the Hypertext Transfer Protocol (HTTP)?
ANSWER
Application
Question 10.
Which layer of the TCP/IP model includes the Internet Message Access Protocol (IMAP)?
ANSWER
Application
Question 11.
Which layer of the TCP/IP model includes the Post Office Protocol (POP)?
ANSWER
Application
2
