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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
Question (a) Describe the following built-in functions and illustrate each using simple examples. Specify every possible parameters where required Replace() StrComp()
The Python language has a lot of similarities to Perl, C and Java. Though, there are some specific differences between the languages. First Python Program: relative Mode Programmin
In this problem we will compare the performance of a vector processor with a system that contains a scalar processor and a GPU-based coprocessor. In the hybrid system, the host pr
n-ary relationships in database design Each n-ary where n>2 relationship type is maped into a table name of the relationship works as the name of the table. The primary key of suc
What is the difference between information technology and information systems? Describe some of the fuctions of information systems
The following are required: Create a project in Access. Your database must have flow and a theme. The database must be normalized. The content m
A utonomous Rational Agents: In many cases, it is not accurate to talk about a particular program or a particular robot, as the combination of and software and hardware in so
Question 1 Explain the role of object oriented designers in developing a software system Question 2 What are the four essential elements of design patterns? Explain Question 3
what factors might be significant in your decision
The three main elements of the control unit are: 1. Decoder this is used to decode the instructions that create a program when they are being processed, and to establish in what ac
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