Theory question 101
Information ProcessingPaper 2, Section A: Essay
(a) Describe data handling.
(b) Explain two ways of handling data.
(c) State four factors to consider when handling data electronically.
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(a) Data handling is the process of collecting, recording, storing, processing and presenting data (and later archiving or disposing of it) in a secure way that keeps it accurate.
(b) Electronic method – using computers and electronic storage (hard disks, flash drives, CDs) to capture, store, process and share data.
Manual (non-electronic) method – using paper files, registers, notebooks and filing cabinets to record and keep data by hand.
(c) Any four: security of data (passwords, encryption); accuracy/validation of data; integrity of data; regular backup; type and volume of data; type of storage medium; access control; virus protection; power supply; regular updating.
Name each method and say what it uses; give short, distinct factors.