Give three reasons that make organizations automate their operations.(Answered) Give three methods of gathering data during system development process.(Answered) State two factors that may lead to system entropy.(Answered) State two advantages of using a questionnaire as a method of data collection.(Answered) State the importance of training staff when a new system is being implemented.(Answered) Give two advantages of using automated methods of data collection.(Answered) Define the term economic feasibility as used in system development.(Answered) State two advantages of observation as a method of data collection.(Answered) List eight characteristics of a system.(Answered) Differentiate between deterministic system and probabilistic system.(Answered) Give two disadvantages of observation as a method of information gathering.(Answered) Give two reasons why new information systems are developed.(Answered) Give two reasons why organizations need information system.(Answered) Define the term online analytical processing.(Answered) Define the term cybernetic system as used in system development.(Answered) Give one likely consequences of a project that does not stick to its schedule.(Answered) Explain the role of a feedback in a system.(Answered) List two theories of a system development.(Answered) Differentiate between operational feasibility and schedule feasibility as used in system development.(Answered) State two advantages of parallel changeover.(Answered) Give an example of an automated information gathering technique.(Answered) Give four examples of automated information gathering devices.(Answered) State two factors a system analyst should consider when designing the output stage of a system.(Answered) State four factors to consider when designing a form.(Answered) List four tools for designing an information system.(Answered) Define the term system construction.(Answered) Give two factors to consider when performing file conversion during system implementation.(Answered) Give two changeover strategies commonly adopted by organizations.(Answered) Give four items of system documentation.(Answered) Define the term system documentation.(Answered) Mention four items that should be contained in user manual.(Answered) Explain three uses of information systems in an organization.(Answered) Describe the following methods of information gathering.
i) Questionnaire
ii) Observation(Answered) Define the term prototype as used in system development.(Answered) Outline the primary content of a program documentation report.(Answered) State four reasons for carrying out feasibility study during system development.(Answered) Differentiate between a system flowchart and a program flowchart.(Answered) Differentiate between the following characteristics of a system.
i) Hard system and soft system.
ii) Boundary and environment.
iii) Open and closed system.(Answered) Using examples, describe the following test data.
i) Extreme data
ii) Normal data
iii) Abnormal data(Answered) Define the following terms as used in system development:
i) System entropy.
ii) System feedback.(Answered) State advantages of using interview as a method of data collection.(Answered) State disadvantages of using interview as a method of data collection.(Answered) Under which circumstances would a questionnaire be suited for data collection?(Answered) Give the function of the following test data used when testing a system.
i) Normal data
ii) Extreme data
iii) Abnormal data(Answered) Illustrate the stages of system development life cycle.(Answered) Mention three reasons why a firm may decide to computerize its operations.(Answered) Describe three task carried out during the design stage.(Answered) Borabora company uses the following systems flowchart for online order processing and invoicing. Match the terms from the list below with the correct symbols in the flowchart.
One term has been matched for you.
- Customer orders.
- Invalid orders.
- Invoices.
- Order entry.
- Order file.
- Stock file
- Update process
- Validation process.(Answered) Draw the system flowchart symbol of the following
i) Magnetic tape.
ii) Magnetic disk.(Answered)