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Q. Show the Character-level Encryption?
- Substitutional
- Monoalphabetic - simplest form; also called Caesar cipher
- Every character is replaced with another character in the set
- Ke and Kd are the similar and define the added or subtracted value
- Can be broken easily; does not hide repetition
- Polyalphabetic - each occurrence can have a different substitute (ex. Vigenere)
- Based also on position of character in the text
- Frequencies are not preserved; more difficult to break than monoalphabetic
Processor Arrangements It is a very frequent event in data parallel programming to group a number of processors to perform definite tasks. To reach this goal, HPF gives a direc
Flash It is also permanent storage device. It stores the compressed form of Cisco IOS software image and the NVRAM data. Device structure One flash socket Support 80
Q. Show the properties of Microwaves? Microwaves - Frequencies among 1 and 300 GHz - Unidirectional - Narrow focus requires sending as well as receiving antennas to
Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4
Control Frame: set_successor Station X wants to leave Successor S Predecessor P X sends set_successor frame to P With S as data field P changes its
Question: (a) The IEEE 802 series of standards describe both the Physical and Data Link layers of their respective technologies. Two important standards are 802.3 and 802.5, r
How LANs connected to Internet. Doubling every 18 months means factor of four gains in 3 years. In 9 years, gain is then 43 or 64, which leads to 6.4 billion hosts. My intuitio
In order to limit the quantity of numbers that a system administrator has to enter, Cisco can use which abbreviation to show 0.0.0.0? Ans) Cisco uses host to state 0.0.0.0. Thi
Screened Host Architecture This architecture consists of two host machines: a Screening Router and a Screening Host. Screening Router is placed between a local network and the
i need the job to be done within 3days
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