56. Distinguish between the following pairs of terms. a) TPS (Transaction Processing System) and MIS (Management...

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56. Distinguish between the following pairs of terms. a) TPS (Transaction Processing System) and MIS (Management Information System). b) Structured programmable decisions and semi-structured (semi-programmable) decisions. c) Milestone and Deliverable. d) Trojan horse and computer worm e) Customized maintenance and enhancement maintenance. 57. (a) (i) Define the term, 'Security policy'. (ii) Identify any four key components that an information system security policy addresses. (b) Define the following ICT terms. (i) (ii) (!!!) (iv) Sniffing Snooping Phishing Computer trespass (c) Identify three advantages of acquiring ICT applications using. (i) (ii) Off-the-shelf In-house development (d) Outline two consequences that may result if very few individuals are assigned to a project team. 58. (a) Define an Information System. (b) Explain two problems that the management of a company may experience with vendors of goods and services for IT projects. (c) (i) State two disadvantages of procuring ICT tools using leasing method. (ii) Distinguish between the terms, 'evaluation' and 'selecting' as methods used in procurement of information systems. (d) Explain four ways of minimizing IT project failures. 56. Distinguish between the following pairs of terms. a) TPS (Transaction Processing System) and MIS (Management Information System). b) Structured programmable decisions and semi-structured (semi-programmable) decisions. c) Milestone and Deliverable. d) Trojan horse and computer worm e) Customized maintenance and enhancement maintenance. 57. (a) (i) Define the term, 'Security policy'. (ii) Identify any four key components that an information system security policy addresses. (b) Define the following ICT terms. (i) (ii) (!!!) (iv) Sniffing Snooping Phishing Computer trespass (c) Identify three advantages of acquiring ICT applications using. (i) (ii) Off-the-shelf In-house development (d) Outline two consequences that may result if very few individuals are assigned to a project team. 58. (a) Define an Information System. (b) Explain two problems that the management of a company may experience with vendors of goods and services for IT projects. (c) (i) State two disadvantages of procuring ICT tools using leasing method. (ii) Distinguish between the terms, 'evaluation' and 'selecting' as methods used in procurement of information systems. (d) Explain four ways of minimizing IT project failures.