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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.
Determine about the Signals to televisions Signals to televisions are now sent digitally thus need a computer to interpret as well as decode these signals into a sound/picture;
What is the difference between field-group header and other field groups? The header field group is a particular field group for the sort criteria. The system automatically p
Explain The Boolean Equations for Logic Circuits? A Boolean equation is the mathematical representation of a logic circuit using standard Boolean terms. All the logic gates (AND,
Question : (a) What do you meant by a storage device? (b) List 5 examples of storage devices and give their uses (c) What are the differences between backup and ar
ALU ORGANISATION An ALU performs simple arithmetic and logic operation as well as shift operations. Complexity of an ALU relies on the type of instruction set for that it has b
A certain amount of side tone is essential in telephone communication. Ans: It is true that a specific amount of side tone is necessary in telephone communication.
Q. Illustrate program on hypothetical machine? The program given in figure above is a hypothetical program which performs addition of numbers stored from locations 2001 onwards
Explain Dial Tone and Ringing Tone in strowger telephony. Dial Tone: it is used to indicate that the exchange is ready to recognize dialed digits by the subscriber. The subsc
What are the various connectivity options available to Internet Subscribers? Internet Connectivity Options: Internet access is perhaps one of the most admired services that
a) Give eight properties for each of static RAM (SRAM) and DRAM (dynamic RAM) and provide the low-level structure of each type of memory. b) Assume a system with 16 Megabytes o
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