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Q. Explain the Communication Channel Threats?
- Secrecy is the avoidance of unauthorized information disclosure
- Privacy is the guard of individual rights to nondisclosure
- Theft of sensitive or else personal information is a significant danger
- Your IP address as well as browser you use are continually revealed while on the web
- As well known as active wiretapping
- Unauthorized party can alter data
- Also known as delay or denial threats
- Disrupt normal computer processing
Deny processing entirely
Slow processing to unbearably slow speeds
Remove file entirely or else delete information from a transmission or file
Redirect money from one bank account to another
Distributed systems are composed of a number of physically separate machines connected by one or more communication links. Unlike parallel systems, there's no shared clock or memor
What is Frequency borrowing In the simplest case, frequencies are taken from adjacent cells by congested cells. The frequencies can also be assigned to cells dynamically.
What are firewalls? Firewalls serve to protect an internal network from external attacks. These external threats can be hackers who need to steal data or computer viruses that
Retransmission of packets The disadvantage of thronging away a correctly received packet is that the subsequent retransmission of the packet might be lost or garbled and
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In Novell's use of RIP, there are two metrics used to make routing decisions. What are they? Ans) A. Ticks. B. Hops
Q. What is Multimode Graded-Index Fiber? - Ever since the core density decreases with distance from the centre the light beams refract into a curve - Eliminates problem with
In this part we shall give a short description of the routines in the PVM 3 user library. Each PVM program should include the PVM header file "pvm3.h" (in a C program) or "fpvm3.h"
Two hosts are connected by a path made of four links as shown in the figure below. The links are of data rate R = 2 Mbps each. Host A has a file of size F = 1,000,000 bytes to tran
Why do we require to subtract two from number of hosts?
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