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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
key characteristics of a DRAM
function of void
Ask queYou are hired as a Chief Technology Officer (CTO) of a startup company, which has two branches; one Los Angeles and one in San Francisco. The company hired employees to begi
PROGRAMMABLE ROM (PROM): The user can program a PROM after purchase. Each memory bit element in the PROM contains a nichrome or silicon link that acts as a fuse. The user can
note on high level language and low level language
Assignment Task: You are required to develop working solutions in Excel that will manage the annual budget, current month’s inventory, and a list of the current month’s transaction
There are many other techniques in which companies who manufacture microprocessors have attempted to get better the performance of their CPUs. Cache memory this is a small quantit
SOFTWARE EVOLUTION: As you know that in a computer system both hardware and software complement each other - one is of hardly any use without the other. Hence, since the ve
On-line and Realtime Systems An on-line system means that input and output devices are directly connected to the CPU irrespective of geographical location. Thus the user can di
Memory : Computers store information internally as well as externally. Linked to CPU is an internal memory unit where all the instructions and data are stored. It contains the
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