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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) What is an abstract data type? (b) Give two limitations of the array implementation of lists. (c) Give the major disadvantage of the dynamic implementation o
Twisted Pairs: Twisted pairs are familiar to all of us as the copper wire telephone lines. These are of low frequency, and support a limited bandwidth (one voice channel) but
create a flowchart showing average score for the 3 quizzes assume that there are 3 sections each having 5 students the only valid number to be entered is 1-100 for the quizzes shou
Synchronous and Asynchronous Transmission: Another method of setting of terminals denotes synchronous or asynchronous transmission. Many terminals can only communicate in one
It would not emerge practical to type an entire program each time it is required, and to avoid this it is possible to store a program on the disk, with the vast advantage that by b
ER digram
write about relocatable programs
Question 1 Briefly explain the classification of the computers Question 2 What is arithmetic logic unit? How it is helpful in CPU? Question 3 How do you install a
Define explicit, implicit and parametric representation and what are their advantages?
My question on the following link: http://www.3n33.com/upload/download.php?img=1410
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