Network types and Topologies, Part 1&2
Belle is setting up private IP addresses for different devices. What are the following private IPv6 address prefixes used for? site local address -> unique local address -> link-local address -> loopback ->
site local address -> FEC0:: unique local address ->FC00:: link-local address -> FE80: loopback -> ::1
Select the correct answer from each drop-down menu. Omar is troubleshooting a star topology network at his organization. He noticed the network encounters frequent collisions. What can he do here? Omar can change the hub to a _______ as a centralized device in the topology. This is because hubs are "dumb" that simply __________ data to all hosts.
switch & foward
Ali is a network administrator who is designing a new network. He needs a LAN topology category which describes the possible connections between pairs of networked end-points that can communicate. What's his best option? A. physical B. logical C. complex D. incremental
B. logical
Which of these is true of network functions virtualization (NFV)? A. You can run many virtual OSs on a single license. B. You can control complex networks using a hypervisor. C. You can create virtual instances of switches alongside physical hardware. D. You cannot mix physical and virtual hardware.
C. You can create virtual instances of switches alongside physical hardware.
Which three are the characteristics of WAN? - The Internet is the world's largest WAN. - A group of LANs covering a large geographical area is called a WAN. - WANs are often managed by your ISP. - WANs are built to carry specific amount of bandwidth. - Smaller WANs are impractical to implement.
- The Internet is the world's largest WAN. - A group of LANs covering a large geographical area is called a WAN. - WANs are often managed by your ISP.
Select the correct text in the passage. A network consultancy has an SDN installed on their network infrastructure. Which characteristics of SDN enabled this decision? [SDN is an architecture that separates the network control and forwarding functions.] [The control plane makes the decision about where the traffic is sent.] [SDN doesn't support dynamic changes; hence, it is reconfigured periodically.] [The data plane is also called transmission plane.]
- [SDN is an architecture that separates the network control and forwarding functions.] - [The control plane makes the decision about where the traffic is sent.]
Melokuhle wants to create a PAN network for his devices at home. Which connectivity standard will be employed here? A. Bluetooth B. Infrared C. Microwave D. UHF
A. Bluetooth
Aarav's county is going under a major revamp in terms of network infrastructure. Copper lines are being replaced with fiber-optics. What's their advantage? Fiber optic cables use______to transmit data, and offer extremely high__________
light & bandwidth
