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Determine the Objectives of computer security
Though computerisation helps a lot in proper organisation of experience, it also opens a Pandora's Box simultaneously.
On one side lie the benefits of proper organisation and quick access to the experience and on the other side there are hidden problems of dishonesty, distrust and a number of unforeseen and unwanted conditions.
Two broad classes of middleware are a) General middleware b) Service-specific middleware.
What is the concept of gateway of last resort?
Routing Principle The principle criterion of successful routing is of course correctness but it not only criterion. You might prefer to take the most direct route ( the one
A modified NRZ code known as enhanced-NRZ (E-NRZ) operates on 7-bit words; inverting bits 2,3,6 and 7; and adding one parity bit to each word. The parity bit is chosen to make the
HEADERS AND FRAME FORMAT: LAN technology standards describe frame format for every technology. All contemporary standards use the following basic format. a) Frame header b
Describe at one disadvantage of a peer to peer network. When you are accessing the resources that are shared by one of the workstations on the network, that workstation takes
Q. Explain the types of Security Threats? (a) Normal Flow (b) Interruption: An asset of a system develops into unavailable or unusable. (c) Interception: A few unaut
Question 1 Discuss the following Evolution of Data Communication Elements of Data Communication System Question 2 Explain the following
What is difference among Path and Classpath? Path and Classpath are operating system level environment variales. Path is used explain where the system can find the executabl
Q. Use of Two-Layer Switch? - Performs at the physical as well as data link layer - A bridge with many ports designed for faster performance - Allocates unique port to ea
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