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Explain about the viruses in detail
Note 1: Viruses don't just infect computers, they may also affect mobile phones, MP3 players etc. - any device that can download files from a source such as internet is potentially at risk.
Note 2: Backing up may allow files which have become corrupted/lost (because of hacking or viruses) to be reinstated; though, this wouldn't recover the system nor would it prevent viruses/hacking affecting a system in the first place.
Note 3: Other problems like spam, pop ups, cookies, etc. are more of a nuisance (albeit they can considerably slow down operation of a computer system) and can be made inactive or blocked (as they can become active without user's knowledge) using appropriate software.
Give the decription of user case A use case is a description of the set of the sequence of actions which a system performs to produce an observable result which is of a value t
Register transfer - computer architecture: Register transfer: The output and input gates for register Ri are controlled by the signals Riout and Riin respectively.
Discuss the various enhanced services that can be made available to the subscribers because of stored program control. One of the instant benefits of stored program control is
Differentiate between adaptive and non-adaptive routing. Adaptive routing defines the ability of a system, by which routes are characterised through their destination, to cha
Q. Find the de Broglie wavelength of electron in the fourth orbit of hydrogen atom. We know that, λ = 2πr / n λ4 = 2πr 4 / 4 = 2π (4 2 r1) / 4 = 2 X
(a) What is Grid computing? (b) What are the key distinctions between conventional distributed computing and Grid computing? (b) Describe how five features of Grid Computi
explan volage triper and voltage quadrupler.
Name the switching schemes used in a digital exchange? The several switching systems used are: 1. Strowger Switching System 2. Cross bar Switching. 3. Electronic Swit
Find out how many words can be formed out of the letters of the word DAUGHTER such that (i) The vowels are all time together. (ii) The vowels occupy even places. Ans:
pebble merchant
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