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Q. Explain the Types of Security Service?
Security Services fall into one of the subsequent categories
- Confidentiality: Confirms that the info in a system and transmitted info are accessible only for reading by authorized parties (Data Privacy).
- Integrity: Ensures that merely authorized parties are able to modify computer systems assets and transmitted information (Data has not been altered).
- Authentication: Confirms that the origin of a message or electronic doc is correctly identified with an assurance that the identity isn't false (Who created or sent the data).
Explain the technique- Backpressure This technique produces an effect same to backpressure in fluids flowing down a pipe. It includes link-by-link use of flow control in a dire
Three layers are called upper layers a) Application Layer - 7 b) Presentation Layer - 6 c) Session Layer - 5
There are basically two functions for creating routing tables, which are as given: Manual entry Software Further there are two types for computing routing table inf
To Distribution System from BSS We require to identify the AP as the first hop to the destination (B) A will receive an ACK from the AP - indicates frame successfully on
The science and art of manipulating messages in order to create them secure is known as cryptography..... Two types are:- Symmetric key cryptography and Asymmetric key crypto
Explain the terms - LAN extension and Ad hoc network LAN extension: a wireless LAN integrated with a wired LAN to extend the coverage area of the LAN complex; Cross-building
What is EGP (Exterior Gateway Protocol)? It is the protocol the routers in neighboring autonomous systems use to recognize the set of networks that can be reached within or by
Explain the Forward congestion avoidance process Notifies the user that congestion avoidance process should be initiated where applicable for traffic in the similar direction a
A method used to standardize and categorize fault-tolerant disk systems. RAID levels give lot of mixes of performance, reliability, and cost. Some servers give three of the RAID le
What is anonymous FTP? Anonymous FTP is a way of granting user access to files in public servers. Users that are permitted access to data in these servers do not require identi
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