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Describe the trend of 'Bring Your Own Device' (BYOD) in network environments.
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BYOD allows employees to use their personal devices for work purposes, which can increase flexibility and productivity but may introduce security and compatibility concerns.
List common internet connection types for small office/home office (SOHO) environments.
Common internet connections for SOHO include cable, DSL, cellular, satellite, and dial-up.
What are some key skills that enhance an IT professional’s career in networking?
Key skills include knowledge of foundational technologies, IP foundation, security, wireless, virtualization, automation, and network programmability.
How have networks become more essential during the COVID-19 pandemic?
Due to increased reliance on network systems for remote work and global connectivity, aiding communication and maintaining human networks.
Describe the key characteristics of a peer-to-peer network.
Peer-to-peer networks lack central control, are less secure, and are not scalable compared to client-server networks.
Differentiate between physical and logical topologies in network diagrams.
Physical topology represents the physical locations and connections of network devices, whereas logical topology shows devices, ports, and addressing schemes without physical layout.
What is Quality of Service (QoS) and why is it important?
QoS prioritizes time-sensitive data such as voice and video to ensure these types of data are transmitted efficiently and with high quality across the network.
Name two professional opportunities or resources provided by Cisco to networking students.
Cisco provides resources such as CCNA and CCNP certifications, and job search tools like the NetAcad website and Talent Bridge Matching Engine.
Explain the concept of fault tolerance within reliable networks.
Fault tolerance limits the impact of network failures by providing redundancy through packet switching to maintain network availability.
What role do servers play in a network?
Servers provide information to end devices and run dedicated software applications to serve clients, including email, web, and file services.
What are the goals of network security, often summarized as CIA?
The goals of network security are Confidentiality, Integrity, and Availability.
What distinguishes LANs from WANs?
LANs cover small geographical areas with high-speed bandwidth, while WANs span larger geographical areas with generally slower speeds compared to LANs.
Identify three external security threats to network security.
Three external security threats include viruses, worms, and spyware.
What are intermediary devices and name three examples?
Intermediary devices manage data flow within a network and examples include switches, routers, and firewalls.
What are the main types of cloud computing models?
The main types are Public, Private, Hybrid, and Custom clouds.
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