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- JN0-349: Enterprise Routing and Switching, Specialist (JNCIS-ENT)
Free JN0-349: Enterprise Routing and Switching, Specialist (JNCIS-ENT) Exam Questions and Answers
Last updated: May 9, 2025
Examtopics JN0-349: Enterprise Routing and Switching, Specialist (JNCIS-ENT) Prepaway Real Exam Questions and dumps free download
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1098-JN0-349: Enterprise Routing and Switching, Specialist (JNCIS-ENT)
#Question
Which technology is essential for enabling voice over IP (VoIP) communication?
A.
Asynchronous transfer mode
B.
Firewall settings
C.
NAT (Network Address Translation)
D.
QoS (Quality of Service)
Correct Answer:
D
QoS (Quality of Service) is essential for ensuring that VoIP traffic is prioritized, reducing delays and maintaining call quality.
#Question
What is the purpose of syslog in a network environment?
A.
To filter traffic
B.
To assign IP addresses
C.
To log network events
D.
To enhance bandwidth
Correct Answer:
C
Syslog is used for logging network events and messages from devices, allowing administrators to monitor activities and troubleshoot issues.
#Question
What command is often used to display active sessions on a remote device?
A.
view active sessions
B.
show connections
C.
display sessions
D.
show users
Correct Answer:
B
The command 'show connections' displays active sessions and connections established with a remote device.
#Question
How are policies enforced in a network security context?
A.
Instant notifications
B.
By logs and reports
C.
Automatically using access control lists
D.
Manually by administrators
Correct Answer:
C
Policies in network security are typically enforced automatically using access control lists (ACLs) to allow or restrict traffic.
#Question
What are VLANs primarily used for?
A.
To simplify configurations
B.
To manage device connections
C.
To segment network traffic
D.
To increase speed
Correct Answer:
C
VLANs are used to segment network traffic, improving performance and security by isolating different types of traffic.
#Question
What is a major disadvantage of a peer-to-peer network?
A.
Requires constant IT support
B.
Susceptible to security breaches
C.
Complex to manage
D.
Expensive to set up
Correct Answer:
B
Peer-to-peer networks are more vulnerable to security threats as they tend to have less centralized management and protection.
#Question
In a network, what does the term 'collision domain' refer to?
A.
A series of connected VLANs
B.
A network area with no interference
C.
A segment dedicated to prevent packet loss
D.
A network segment that can have multiple data packets collide
Correct Answer:
D
A collision domain is a network segment in which data packets can collide, typically in environments where devices share bandwidth.
1098-JN0-349: Enterprise Routing and Switching, Specialist (JNCIS-ENT)
#Question
Which technology is essential for enabling voice over IP (VoIP) communication?
A.
Asynchronous transfer mode
B.
Firewall settings
C.
NAT (Network Address Translation)
D.
QoS (Quality of Service)
Correct Answer:
D
QoS (Quality of Service) is essential for ensuring that VoIP traffic is prioritized, reducing delays and maintaining call quality.
#Question
What is the purpose of syslog in a network environment?
A.
To filter traffic
B.
To assign IP addresses
C.
To log network events
D.
To enhance bandwidth
Correct Answer:
C
Syslog is used for logging network events and messages from devices, allowing administrators to monitor activities and troubleshoot issues.
#Question
What command is often used to display active sessions on a remote device?
A.
view active sessions
B.
show connections
C.
display sessions
D.
show users
Correct Answer:
B
The command 'show connections' displays active sessions and connections established with a remote device.
#Question
How are policies enforced in a network security context?
A.
Instant notifications
B.
By logs and reports
C.
Automatically using access control lists
D.
Manually by administrators
Correct Answer:
C
Policies in network security are typically enforced automatically using access control lists (ACLs) to allow or restrict traffic.
#Question
What are VLANs primarily used for?
A.
To simplify configurations
B.
To manage device connections
C.
To segment network traffic
D.
To increase speed
Correct Answer:
C
VLANs are used to segment network traffic, improving performance and security by isolating different types of traffic.
#Question
What is a major disadvantage of a peer-to-peer network?
A.
Requires constant IT support
B.
Susceptible to security breaches
C.
Complex to manage
D.
Expensive to set up
Correct Answer:
B
Peer-to-peer networks are more vulnerable to security threats as they tend to have less centralized management and protection.
#Question
In a network, what does the term 'collision domain' refer to?
A.
A series of connected VLANs
B.
A network area with no interference
C.
A segment dedicated to prevent packet loss
D.
A network segment that can have multiple data packets collide
Correct Answer:
D
A collision domain is a network segment in which data packets can collide, typically in environments where devices share bandwidth.
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