Certiport Networking Certification Questions And Answers Latest Updates
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Course
Certiport Networking Certification
Institution
Certiport Networking Certification
Class A IP Address - ️️1-126 Leading bits.
128 Networks.
16,777,214 Hosts per Network.
Default Subnet Mask 255.0.0.0
HTTPS (Hypertext Transfer Protocol Secure) - ️️An encrypted version of HTTP. It
uses port 443.
TCP - ️️Transmission Control Protocol, connection oriented protocol w...
Certiport Networking Certification
Class A IP Address - ✔️✔️1-126 Leading bits.
128 Networks.
16,777,214 Hosts per Network.
Default Subnet Mask 255.0.0.0
HTTPS (Hypertext Transfer Protocol Secure) - ✔️✔️An encrypted version of HTTP. It
uses port 443.
TCP - ✔️✔️Transmission Control Protocol, connection oriented protocol with
guaranteed service
SMTP (Simple Mail Transfer Protocol) - ✔️✔️25 TCP
FTP - ✔️✔️20, 21 TCP
IoT (Internet of Things) - ✔️✔️a large network of physical objects including sensors
and equipment
OSI Layer 1 - Physical - ✔️✔️Protocols: 100BaseT, 1000BaseT.
Device: hubs, RJ45, repeater.
OSI Layer 2 - Data Link - ✔️✔️Protocols: Ethernet, MAC, Frames, crc.
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 - ✔️✔️192-223 Leading bits.
2,097,152 Networks.
254 Hosts per Network.
Default Subnet Mask 255.255.255.0
Class D IP Address - ✔️✔️224-239
Used for multicast testing
Star Topology - ✔️✔️Each computer is connected by a single cable.
Their is a central connectivity device.
Ring Topology - ✔️✔️Each workstation acts as a repeater.
Each node is connected to 2 other nodes.
2 Advantages of Star vs Ring - ✔️✔️Flexibility and scalability
Mesh advantages - ✔️✔️Redundancy, every machine connected to others
802.11a - ✔️✔️5 GHz, 54 Mbps
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