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Explain briefly how firewalls protect network.
A firewall is simply a program or hardware device that filters the information coming by the Internet connection into your private network or computer system. If an incoming packet of information is flagged by the filters, it is not permitted by the network.
Convert (177.25) 10 to octal Ans. 177.25) 10 = ( ) 8 Firstly we take integer part Hence (177) 10 = (261) 8 Now as 0.25 x 8 = 2.00 and 0.00 x 8 = 0 Therefor
Choose one area of rapid technological change in IT or Computer Science and research and report on recent developments and the outlook for the future in the area that you have chos
(i) A multiplexer combines four 100-Kbps channels using a time slot of 4 bits. Each Frame has the size of 16 bits. a) Show the output with the four inputs as shown in the figu
Communications Parallel tasks normally have to exchange data. There are various manners in which this can be achieved like over a network or through a shared memory bus. The
Basic Concept of Data Parallelism Thinking the condition where the same problem of submission of „electricity bill? is Handled as follows: Again, three are counters. Howeve
Explain non-adapting routing. Systems which do not implement adaptive routing are explained as using non-adapting or static routing, which routes by a network are explained by
Write the factors considered in designing an I/O subsystem? 1. Data Location: Device selection, address of data within device ( track, sector etc) 2. Data transfer: Amount
Discuss the classifications of switching systems. The categorizations of switching systems are specified in the block diagram given below:
Typical human voice is centered around Hz. (A) 200-400 (B) 280-3000 (C) 400-600
The disadvantages of specifying parameter assignments using defparam are: - Parameter is essentially specified by the scope of hierarchies underneath which it exists
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