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How to protect computer Hardware by threats
The first component in the computer system vulnerable to attacks or threats, and most important to be protected, is the hardware.
Question: (a) Do you agree with the following statements (specify your reasons to support your answer for each):- i) Policies are the foundation for the development of sta
Firewalls Firewalls emerged as a new technology in 1990s but its idea was present near two decades back. Historical context of "Firewall" is quite literal. It was in use to des
Explain Persistence timer? To deal with the zero-size windows What if a receiver advertises that the window size is 0 (by sending ACK) and this ACK is lost? - A
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What the Semantic Web is? Ans) The Semantic Web is a vision, that thinks to join together dispersed bits of data on the internet, very much like web pages are presently joined
Cisco Express Forwarding CEF is a new method of switching that available in IOS, its overcome the drawbacks of fast switching method In IOS packet switching, There are thre
Question: (a) Distinguish between Flow Control and Congestion Control. (b) Explain clearly how a URL is resolved by a computer. (c) List one application that uses TCP
Q. Basic working of Spanning Tree? Spanning Tree - Redundant bridges may be installed to provide reliability - To prevent infinite looping of packets between bridges,
Fragmentation - Wireless environment is very noisy - Corrupt frames must be retransmitted - Large frames must be divided into smaller ones to increase efficiency
Physical layers defines with synchronizing the 1s and 0s on the wire.
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