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QR Challenge: Fundamentals of computer systems

QuestionAnswer
What is the code in which all data and instructions in a computer is stored? Binary code
What is a device that allows a computer system to "talk" to another system directly in binary code? Communication device
Which is the UK law that makes it illegal to hack into a person's computer and to deliberately disrupt someone else's computer? Computer Misuse Act 1990
Which is the UK law that tells organisations how they must protect the personal data of real people? Data Protection Act 1998
What word describes something which is designed for one particular purpose? Dedicated
What is the name of a computer system that uses a large white board as an input/output device in a classroom? Electronic whiteboard
Environmental issues are concerned with what? Whether something is good or bad for the environment
Ethical issues are concerned with what? Whether something is morally right or wrong in itself
Who or what is ISO? International Organisation for Standardisation
What do we call something that takes data which has been processed by the computer and translates it into a human readable form? Output device
What does PDF stand for? Portable document format (a file standard that displays a document accurately on any computer platform)
What does TCP/IP stand for? Transmission control protocol/internet protocol (a set of standards that control how data is sent across networks including the internet)
What is a VLE? A computer system that helps teachers by allowing them to provide learning resources to pupils and monitor their progress
What is the definition of a computer? A device that can input data, store data, process (manipulate) data and output data
Computer systems have generated their own special problems, name four areas where we have to deal with these problems. Social, economic, educational, cultural
Define the reliability of a computer system. The probability that a computer will produce the correct outputs over a given timeframe.
How can reliability be improved? By thorough design, adhering to standards, emulating a system, testing, maintenance and the use of fail safes.
Why are professional standards required? So that computers can share data and hardware peripherals.
How are de facto standards developed? Standards that develop through common usage.
Who owns proprietary standards? They are owned by the company/individual who developed the software/hardware.
What is computer ethics? A system of values that should be followed by computer users.
Name two environmental issues associated with computers. Old equipment ends up in landfill sites; contain toxic materials; often shipped to Third World countries for disposal; comsume large amounts of electricity

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