QUESTIONS AND CORRECT ANSWERS
LATEST UPDATED (2025/2026 GRADED A+)
206 QUESTIONS AND ANSWERS
What maps MAC addresses to IP addresses to communicate in a Layer 2 switch
network
ARP
What are the three types of MAC addresses?
Unicast
Multicast
Broadcast
What type of routing:
Manually create a path for packets to go
A) Static routing
B) Default routing
C) Dynamic routing (RIP, OSPF, BGP, EIGRP)
Static routing
What type of routing:
Default way traffic goes out unless a more specific route exists
A) Static routing
B) Default routing
C) Dynamic routing (RIP, OSPF, BGP, EIGRP)
Default routing
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QUESTIONS AND CORRECT ANSWERS
LATEST UPDATED (2025/2026 GRADED A+)
What type of routing:
Routes determined based on standards
A) Static routing
B) Default routing
C) Dynamic routing (RIP, OSPF, BGP, EIGRP)
Dynamic routing (RIP, OSPF, BGP, EIGRP)
What type of NAT:
Translates an internal IP address to an available external IP address
A) Dynamic NAT (DNAT)
B) Static NAT (SNAT)
C) Port Address Translation (PAT)
Dynamic NAT (DNAT)
What type of NAT:
· Assign a private IP address to a specific external IP address
A) Dynamic NAT (DNAT)
B) Static NAT (SNAT)
C) Port Address Translation (PAT)
Static NAT (SNAT)
What type of NAT:
Dynamically change a source port or statically change a destination port
A) Dynamic NAT (DNAT)
B) Static NAT (SNAT)
C) Port Address Translation (PAT)
Port Address Translation (PAT)
What type of VLAN ports · connect switches together. They can send and
receive traffic from different VLANS by using tags
Trunk ports
What type of VLAN ports untagged port to connect endpoint devices
Access ports
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QUESTIONS AND CORRECT ANSWERS
LATEST UPDATED (2025/2026 GRADED A+)
What is the maximum number of VLANS?
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QUESTIONS AND CORRECT ANSWERS
LATEST UPDATED (2025/2026 GRADED A+)
4096
What is the default VLAN number?
1
Well -known port numbers (x-x) are permanently assigned to a service or an
application for consistency and easier troubleshooting
A) 0-1023
B) 1024-49151
C) 49152-65535
0-1023
Registered port numbers (x-x) can be registered by companies for their
applications but could be used more than once
A) 0-1023
B) 1024-49151
C) 49152-65535
1024-49151
Dynamically assigned port numbers (x-x) are freely or dynamically assigned
and are typically used as source ports for client connections
A) 0-1023
B) 1024-49151
C) 49152-65535
49152-65535
DHCP (Protocol and port(s))
UDP
Port 67, 68
DNS (Protocol and port(s))
TCP/UDP
Port 53