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Shared variable programme structures
In this section, we talk about some more concepts related to the shared programme.
Concept of Lock
Locks are used for protected access of data in a shared variable system.
There are various types of locks:
1) Binary Locks: These locks are used globally between multiple processes.
2) Deckkers Locks: These locks are based on distributed requests, to make sure mutual exclusion without unnecessary waiting.
Explain the basic of Network Properties The subsequent properties are related with interconnection networks. 1) Topology: It refers how the nodes a network are systema
What is meant by Asymmetrical protocols? There is a many-to-one relationship among clients and server. Clients always initiate the dialog by requesting a service. Servers are p
Q. Define V - 32 modem? - ITU-T's V.32 standard was issued in 1989 for asynchronous and full-duplex operation at 9600 bps. - Even though designed for asynchronous DTEs two
Wireless Ethernet (802.11) a) Operates on physical plus data link layers b) BSS (Basic service set) stationary or mobile wireless stations and a central base station known a
how to security net
Explain L2F protocol?
1. A low voltage digital device has a low state of 0 V and a high state of 1.8 V. It generates a signal train of high pulses at a rate of 1 MHz, these pulses having a 10 ns width a
WAN -Wide Area Network
What is Connection-oriented communication Connection-oriented communication can be in three phases. In establishment phase a request is made to set up the connection. Only afte
802.11 Architecture ESS (Extended service set) two or more BSSs with APs connected through a distribution system (wired LAN) in an infrastructure network
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