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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
write a program of circle of any colour
what is computer mapped input / output
Software: A computer system consists of two parts - hardware and software. The first part, computer hardware, refers to all the visible components of the computer system: key
Microcontroller: A highly integrated microprocessor designed specifically for use in embedded systems. Microcontrollers typically includes an integrated CPU, memory (a small amount
what is the logic diagram for the Boolean expression x''y + xy'' + xz
Question 1 Discuss the benefits and goals of e-commerce Question 2 List and explain the features of portal Question 3 Elaborate the TCP/IP model Question 4 Explain the archi
You can also allocate a single value to several variables at the same time. For instance: X=y=z =1 Now, an integer object is generated with the value 1, and all three variables are
They are used to evaluate operators, and they have an effect on the content of the flags. CMP CMPS (CMPSB) (CMPSW) CMP INSTRUCTION Idea: To measure up to the operators. Syntax: CMP
Problem: One large employer requests CVs from applicants, and, on the basis of these, invites a selected number to take part in a telephone interview. A date and time are provi
if statement with explanation
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