CERTIPORT NETWORKING CERTIFICATION QUESTIONS AND ANSWERS 2024/2025
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Course
CERTIPORT
Institution
CERTIPORT
SMTP (Simple Mail Transfer Protocol)
→ 25 TCP
FTP
→ 20, 21 TCP
HTTPS (Hypertext Transfer Protocol Secure)
→ An encrypted version of HTTP. It uses port 443.
IoT (Internet of Things)
→ a large network of physical objects including sensors and equipment
OSI Layer 1 - Physical
→ Prot...
→ Transmission Control Protocol, connection oriented protocol with guaranteed service
ARP
→ Address Resolution Protocol, resolves IP addresses to MAC addresses.
Loopback address
→ 127.0.0.0 - 127.255.255.255
Multicast address
→ 224.0.0.0 to 239.255.255.255
Private Network addresses
→ 192.168.0.0 - 192.168.255.255
Class A IP Address
→ 1-126 Leading bits.
→ 128 Networks.
→ 16,777,214 Hosts per Network.
→ Default Subnet Mask 255.0.0.0
Class B IP Address
→ 128-191 Leading bits.
→ 16,384 Networks.
→ 65,534 Hosts per Network.
→ Default Subnet Mask 255.255.0.0
Class C IP Address
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