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Network Security
Introduction Network security refers to the strategies, policies, and technologies designed to protect the integrity, confidentiality, and availability of computer …
Computer Network Topology
Computer Network Topology with Formulas (Number of Links, Ports, and Cable Length) & Comparison Table Network topology defines how devices …
MCQs or Objective Networking Topology
1. Bus Topology Q1: In a bus topology, if 10 devices are connected to a single backbone cable, how many …
Networking Topologies
Networking topology refers to the arrangement of various elements (links, nodes, etc.) in a computer network. It defines the structure …
Numerical on Physical Networking Devices
1. If a router forwards 100 packets per second to 5 different destinations, how many packets will be forwarded to …
MCQs Physical Devices-Computer Network
1. What is the primary function of a router in a network? a) To forward data packets based on IP …
Networking Devices or Physical Layer Devices
1. Router 2. Switch 3. Hub 4. Modem 5. Firewall 6. Access Point (AP) 7. Bridge 8. Gateway 9. NIC …
Commonly used IEEE Standard
1. IEEE 802.3 – Ethernet 2. IEEE 802.11 – Wi-Fi (Wireless Local Area Network) 3. IEEE 802.15 – Wireless Personal …
Infrared (IR) Technology
Infrared (IR) technology is a form of electromagnetic radiation that exists just beyond the visible light spectrum, with wavelengths ranging …