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Q. Explain physical layer of Osi reference model?
- The physical layer deals among the physical characteristics of the transmission medium.
- It defines the mechanical, electrical, procedural and functional specifications for maintaining, activating and deactivating the physical link between end systems.
- Such characteristics like timing of voltage changes, voltage levels, physical data rates, maximum transmission distances, physical connectors and other similar attributes are defined by physical layer specifications.
- Instances RJ45, EIA/TIA-232 and NRZ
Explain Asymmetric encryption
Q. Define transport layer of osi model? - The transport layer regulates information flow to makes sure end-to-end connectivity between host applications reliably and accurately
What are MAC addresses? MAC, or Media Access Control, uniquely identifies a device on the network. It is also called as physical address or Ethernet address. A MAC address is m
Butterfly permutation This permutation is getting by interchanging the important significant bit in address with smallest significant bit.
What is Client/Server? Clients and Servers are part logical entities that work together over a network to accomplish a task. Lots of systems with very dissimilar architectures
Virtual Private Network (VPN) adds the features of both public and private networks. It is fixed to single organization and needs public network for connectivity. These connect
do you do paraphrase
RIP It is Broadcast There is no authentication It Support FLSM RIPV2 It is Multicast There is Authentication It Support VLSM
Merits of Shared Memory Programming Global address space gives a user-friendly programming perspective to memory. Data sharing among processes is both fast and uniform
Internet Protocols Control Protocols ( IPCP) The internet protocols control protocols establishes configures and terminates the TCP/ IP network protocols layer in a PPP
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