ocr gcse computing - chapter 1

What is a computer?

What is a system?

What is a computer system

What is the outline of a system?

What is an interface?

What the importance of computer systems and what have they led to?

What is an example of a computer system?

What are general - purpose systems?

What are dedicated computers?

What are control systems?

What are embedded systems?

What are expert systems?

What are management information systems?

Why do computers need to be reliable?

What is data integrity?

What do computer reliability faults lead to?

What can data integrity be compromised by?

How is system reliability improved?

What are standards?

Why are standards important?

What are de facto standards?

What are de jure standards?

What are proprietary standards?

What are industry standards?

What are open standards?

What is an ethical act?

What is a lega act?

What ethical challenges has wide spread computer use created?

Why legislation is produced to protect data on computer systems?

What do typical data protection laws include?

What is cyber crime?

How are computer systems good for the environment?

How are computers bad for the environment?

What are ways to reduce energy usage from computers?