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QUESTION
(a) Using the Luhn 10 check formula verify whether the following account number is compliant: 49927398716. Show details of your workings
(b) Why is it advisable to provide a virtual keypad to the user for entering the password or any sensitive information such as credit card numbers?
(c) The .NET framework provides several hashing algorithms in the System.Security.Cryptography namespace namely the SHA1CryptoProvider, and the SHA1Managed. Distinguish between the CryptoProvider and the Managed classes. Your answer should include advantage(s) and/or disadvantage(s) of each
(d) (i) Why the Random class in the .NET framework is not suitable for generating random bytes for cryptography purposes?
(ii) Name the class that is typically used for generating random bytes for cryptography purposes. Are the values generated truly random? Justify your answer
Another way of classifying a computer system is based upon its size and capabilities: Microcomputers: Microcomputers are systems based on the use of microprocessors. A Micr
Software Licensing: Until early 1970's, sharing of software was the accepted norm. Hardware came bundled with software products which could be freely redistributed and the acc
How can I draw a cylinder between 2 points
WCDMA – FDD technology Multiple access technology is wideband CDMA (WCDMA) All cells at same carrier frequency Spreading codes used to separate cells and users Signal bandwidth 3.8
Types of Printers 1. Impact printers The impact printers produce the image through a mechanism of striking on the stationary. 2. Line Printer This type of printer
Hello - What is the turn around time for a 6 page website.
how can use joystick
Arithmetic and Logic Unit: The Arithmetic and Logic Unit is that part of the CPU that actually performs arithmetic and logical operations on data. The CU, CPU registers and me
tell me formulas
Question 1 With an example, illustrate the concept of extern variable Question 2 What is the difference between pointer variable and simple variable? Question 3 Give the
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