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Question:
Spreadsheet packages are widely used in Business.
a) Explain why spreadsheets are so useful.
b) Spreadsheet files are sometimes saved for use by other software packages.
Give an example of such use.
c) Word processing packages like MS WORD has a feature called ‘Mail Merge'.
What is ‘Mail Merge' and why is it important?
d) Explain what is a browser. Give one example.
Assume that a security model is needed for the protection of information in your class. Using the CNSS model, examine each of the cells and write a brief statement on how you would
Access Controls Access controls addresses admission of a user into a trusted area of organization. It comprises of a combination of policies & technologies. The ways to control
Problem 1 Solve the following Caesar cipher by showing your working: EM KIUM EM AIE EM KWVYCMZML Problem 2 Compare and contrast between block and stream ciphers, listin
What questions should Iris ask Charlie about the new job, about Kelvin''s team, and about the future of the company?
Netfilter Firewall Netfilter is the popular name for the packet filtering system installed by default in the Linux kernel. The filtering system can be used as a very effective
CARRIER SENSE MULTIPLE ACCESS (CSMA) There is no central access management when computers transfer on Ethernet. For this solution the Ethernet employs CSMA to coordinate tran
attacks on crytography
Question: (a) African governments are slowly shifting to more transparent ICT regulations. However, but limited spectrum availability remains a key barrier to sustaining lon
QUESTION: (a) For the bit stream 010011, sketch the waveforms for each of the code indicated. Assume that the signal level for a space in NRZ-L is positive; the signal level f
IP DATAGRAM Various options can be included to IP header, e.g., source route, record route and timestamp. Header with no function has H. LEN field value 5; data starts immedia
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