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Problem:
a) Explain what you understand by the term brute force attack, giving an example of such an attack
b) Briefly outline the concept of Caesar cipher and identify any associated weaknesses.
c) Explain what you understand by encryption/decryption and state on what two things the security of encrypted data is entirely dependent.
d) Explain briefly what SSL (Secure Socket Layer) is and how it can be applied to e-banking services to ensure security?
e) Briefly explain what a Digital Certificate is and how it is used in conjunction with PKI (Public Key Infrastructure)?
f) Explain how asymmetric key encryption ensures both confidentiality and authenticity.
Question: (a) By making use of examples of your choice distinguish between Transaction Processing Systems and Management Information Systems. Why are these systems so popular i
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Question 1: i. What do you meant by an information system? ii. Distinguish between a computer, an information system and a computer program. iii. What is the differenc
unions tie the hands of management and inhibit efficient decision making
CobiT 5 CobiT 5 expands the topics related to governance over IT to obtain more value from IT. An important step in CobiT 5 is the integration of Val IT guidelines for benefits
Discuss three (3) major challenges that typically users face in building and/or using information systems AND elaborate the ways to overcome those challenges
Subject Directories Subject directories, also known as subject guides allow people to browse information by subject. They are hierarchically organised indexes of different su
Question 1: (a) What are the major kinds of Information Systems you may encounter in your organisation. (b) How does a Database Management System help a business improve cen
Q. Explain the different types of DSS? The term DSS refers to a class of systems, which support the process of decision making.DSS allows decision maker to retrieve data & test
differentiate between oltp and olpp?
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