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Q. Explain about Error Detection?
Data can be corrupted during transmission because of accidents, Storms, sudden increase in electricity and voltage / decrease in signal power over distance
For reliable communication errors should be detected and corrected
what is this ?
Question 1 This question concerns the main security goals (confidentiality, integrity, availability). Describe a situation which provides the goal of confidentiality but does not
Gives excellent low-level control of parallelism; Portable; Minimal overhead in data distribution and parallel synchronisation; and It is less error prone. Drawb
Explain the technique- Backpressure This technique produces an effect same to backpressure in fluids flowing down a pipe. It includes link-by-link use of flow control in a dire
What is Transport and Tunnel mode?
Question 1: (a) Explain what is meant by circuit switching? Give its main shortcoming and explain its relevance in telephone systems. (b) Outline the differences betwee
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
What is one basic requirement for establishing VLANs? A VLAN needs dedicated equipment on each end of the connection that permits messages entering the Internet to be encrypted
What is the internal IP address There is a separate set of IP address for a company's internal use, more popularly known as "internal IP address" or subnet IP address. This IP
Network Infrastructure: This project will require replacement of major networking components throughout the office. Virtualization will result in increased speed and reliability fo
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