Comptia Network+ N10-009 2025/2026
Exam Questions and Correct Answers |
New Update
HTTPS - 🧠ANSWER ✔✔TCP Port 443
SSH - 🧠ANSWER ✔✔TCP Port 22
DNS - 🧠ANSWER ✔✔TCP/UDP Port 53
HTTP - 🧠ANSWER ✔✔TCP Port 80
RDP - 🧠ANSWER ✔✔TCP Port 3389
SNMP - 🧠ANSWER ✔✔UDP Port 161
LDAP - 🧠ANSWER ✔✔TCP/UDP Port 389
Network Layer - 🧠ANSWER ✔✔Layer 3
,Data Link Layer - 🧠ANSWER ✔✔Layer 2
Presentation Layer - 🧠ANSWER ✔✔Layer 6
Transport Layer - 🧠ANSWER ✔✔Layer 4
Router - 🧠ANSWER ✔✔Device that connects different networks together
Switch - 🧠ANSWER ✔✔Device that forwards traffic within the same
network
Spanning Tree Protocol (STP) - 🧠ANSWER ✔✔Used to prevent loops in a
switched network
ipconfig - 🧠ANSWER ✔✔Command that displays IP configuration on
Windows
ping - 🧠ANSWER ✔✔Command that tests connectivity to another IP
tracert / traceroute - 🧠ANSWER ✔✔Command that traces the path packets
take
nslookup - 🧠ANSWER ✔✔Command that queries DNS servers
netstat - 🧠ANSWER ✔✔Command that shows current network connections
,DHCP - 🧠ANSWER ✔✔Dynamic Host Configuration Protocol
DNS - 🧠ANSWER ✔✔Domain Name System
Private IP range for Class A - 🧠ANSWER ✔✔10.0.0.0 to 10.255.255.255
Private IP range for Class B - 🧠ANSWER ✔✔172.16.0.0 to 172.31.255.255
Private IP range for Class C - 🧠ANSWER ✔✔192.168.0.0 to
192.168.255.255
SCP - 🧠ANSWER ✔✔Protocol used to securely copy files over SSH
802.11ax (Wi-Fi 6) - 🧠ANSWER ✔✔Wireless standard that introduced
OFDMA
Maximum cable length for Ethernet (Cat5e) - 🧠ANSWER ✔✔100 meters
WPA3 - 🧠ANSWER ✔✔Provides enhanced wireless security
Firewall - 🧠ANSWER ✔✔Blocks or allows network traffic based on rules
Split tunneling - 🧠ANSWER ✔✔VPN feature that allows local traffic to
bypass the tunnel
3
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
, NAT - 🧠ANSWER ✔✔Translates private IP addresses to public IP
addresses
Default gateway - 🧠ANSWER ✔✔Router IP that forwards traffic to other
networks
SaaS - 🧠ANSWER ✔✔Cloud service model that delivers full applications
PaaS - 🧠ANSWER ✔✔Cloud service model that provides platforms for
developers
IaaS - 🧠ANSWER ✔✔Cloud service model that provides virtual machines
SD-WAN - 🧠ANSWER ✔✔Used to optimize and securely manage WAN
traffic
Zero Trust security - 🧠ANSWER ✔✔Assumes no device/user is trusted by
default
DMZ - 🧠ANSWER ✔✔Exposes public services while protecting internal
network
Transport Layer - 🧠ANSWER ✔✔Layer responsible for end-to-end delivery
Exam Questions and Correct Answers |
New Update
HTTPS - 🧠ANSWER ✔✔TCP Port 443
SSH - 🧠ANSWER ✔✔TCP Port 22
DNS - 🧠ANSWER ✔✔TCP/UDP Port 53
HTTP - 🧠ANSWER ✔✔TCP Port 80
RDP - 🧠ANSWER ✔✔TCP Port 3389
SNMP - 🧠ANSWER ✔✔UDP Port 161
LDAP - 🧠ANSWER ✔✔TCP/UDP Port 389
Network Layer - 🧠ANSWER ✔✔Layer 3
,Data Link Layer - 🧠ANSWER ✔✔Layer 2
Presentation Layer - 🧠ANSWER ✔✔Layer 6
Transport Layer - 🧠ANSWER ✔✔Layer 4
Router - 🧠ANSWER ✔✔Device that connects different networks together
Switch - 🧠ANSWER ✔✔Device that forwards traffic within the same
network
Spanning Tree Protocol (STP) - 🧠ANSWER ✔✔Used to prevent loops in a
switched network
ipconfig - 🧠ANSWER ✔✔Command that displays IP configuration on
Windows
ping - 🧠ANSWER ✔✔Command that tests connectivity to another IP
tracert / traceroute - 🧠ANSWER ✔✔Command that traces the path packets
take
nslookup - 🧠ANSWER ✔✔Command that queries DNS servers
netstat - 🧠ANSWER ✔✔Command that shows current network connections
,DHCP - 🧠ANSWER ✔✔Dynamic Host Configuration Protocol
DNS - 🧠ANSWER ✔✔Domain Name System
Private IP range for Class A - 🧠ANSWER ✔✔10.0.0.0 to 10.255.255.255
Private IP range for Class B - 🧠ANSWER ✔✔172.16.0.0 to 172.31.255.255
Private IP range for Class C - 🧠ANSWER ✔✔192.168.0.0 to
192.168.255.255
SCP - 🧠ANSWER ✔✔Protocol used to securely copy files over SSH
802.11ax (Wi-Fi 6) - 🧠ANSWER ✔✔Wireless standard that introduced
OFDMA
Maximum cable length for Ethernet (Cat5e) - 🧠ANSWER ✔✔100 meters
WPA3 - 🧠ANSWER ✔✔Provides enhanced wireless security
Firewall - 🧠ANSWER ✔✔Blocks or allows network traffic based on rules
Split tunneling - 🧠ANSWER ✔✔VPN feature that allows local traffic to
bypass the tunnel
3
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
, NAT - 🧠ANSWER ✔✔Translates private IP addresses to public IP
addresses
Default gateway - 🧠ANSWER ✔✔Router IP that forwards traffic to other
networks
SaaS - 🧠ANSWER ✔✔Cloud service model that delivers full applications
PaaS - 🧠ANSWER ✔✔Cloud service model that provides platforms for
developers
IaaS - 🧠ANSWER ✔✔Cloud service model that provides virtual machines
SD-WAN - 🧠ANSWER ✔✔Used to optimize and securely manage WAN
traffic
Zero Trust security - 🧠ANSWER ✔✔Assumes no device/user is trusted by
default
DMZ - 🧠ANSWER ✔✔Exposes public services while protecting internal
network
Transport Layer - 🧠ANSWER ✔✔Layer responsible for end-to-end delivery
