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Problem 1
(a) List and describe the characteristics of mainframes, minicomputers and microcomputers.
(b) Briefly describe what is meant by electronic commerce and what business opportunities it might offer.
Security is an important issue in systems development and delivery.
Problem 2
Briefly describe the following three security measures and the security risk each is designed to address.
(a) Password (b) Anti-Virus (c) Data Encryption
Problem 3
(a) One of the major challenges that hinder the integration of ICT in organization is lack of awareness and mindset of the people in the organization. How far do you agree?
(b) List and discuss on the other challenges that need to be understood and addressed in order to ensure a smooth ICT integration in an organization. You may use examples to illustrate your answer.
Explain the access methods used in LANs. Access methods utilized in LAN: i. Switched access: this is used in LANs which are assigned around CBXs. Electronic switching
Q. Observations of High Level Language Program? Observations Integer constants appeared nearly as frequently as structures or arrays. Most of the scalars were foun
Q. Explain about Semiconductor Memories? Originally IC technology was used for constructing processor however soon it was realized that same technology can be used for construc
Explain High Level Data Link Control. HDLC - it is High Level Data Link Control: Protocol Overall explanation: Layer 2 of the OSI model is the data link layer. One of the
How many types of stages include in process of data mining? The process of data mining comprised three stages as given below: a) The initial exploration b) Model buildin
Explain that the lost acknowledgement does not necessarily enforce retransmission of the packet . To guarantee reliable transfer, protocols utilize positive acknowledgement al
What will exactly the hide statement do? For displaying the details on secondary lists needs that you have previously stored the contents of the selected line from within the
Define Apple MobileMe Calendar The MobileMe Calendar is a web-based calendar that can be accessed from any computer linked to the Internet, Mac or Windows. What makes it more u
Briefly explain how the server control validation controls work? A validation control works by evaluating the value of an input server control on the page to see whether it me
What are the Process states? By the courses of implementation, processes change state. Status of a process is express by its present activity. Dissimilar practical states of
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