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Q. What is Aspects of Security?
- Security Attack: Any action whichcompromises the security of information owned by an organization.
- Security Mechanism: A mechanism that is designed to prevent, detect or recover from a security attack.
- Security Service: A service that enhances the security of [information] systems and the information transfers of an organization. The services are planned to counter security attacks and they make use of one or more security mechanisms to provide the service.
Question 1 Write short notes on Reserved IP addresses and Special use IP addresses 2 Explain about the packet switching mechanism based on Virtual Circuit 3 Explain about
In distributed data processing, explain two scenarios where vertical partitioning and horizontal partitioning are used. Distributed Data Processing The distributed data pro
Along any transmission path from a given source to a given destination, a group of virtual circuits can be grouped together into what is known as path.
Q. What are the basic key functions of data link layer? Ans: Data link layer transfers data in a structured and reliable manner so that the service given by the physical layer
discuss communication isolation and privatization in network topologies
a. If a password to a cipher is exactly 8 characters long, and each character can be selected from [0-9], [a-z], and [A-Z], how many different passwords are possible? b. Suppose
Source quench is the process where the destination router, or end internetworking device will "quench" the date from the "source", or the source router. This usually occurs when th
Classification according to level of processing According to this categorization computer operations are classified like arithmetic operations and instruction execution. Subseq
Asynchronous or Statistical Time Division Multiplexing As we have seen synchronous TDM does not guarantee that the full capacity of a link in sued. In fact it is more like
DNS - Server Attacks It’s not so easy to list all the associated attacks as they are evolving way so fast. As any error of flaw is identified, a patch is released in response
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