Software 04- Security 5.0 / 5 based on 1 rating ? ComputingSoftwareGCSEAQA Created by: Mr_MackintoastCreated on: 23-03-17 18:25 What do operating systems protect? Operating systems protect proceeses from each other as well as protecting users from each other too. 1 of 5 How does the operating system prevent processes overwriting data? The operating system divides memory into pages and keeps tabs on which processes are using which pages to prevent conflicts 2 of 5 What do multi-user operating systems do? Multi-user operating systems keep track of who owns each process and each file. These are markjed according to what privileges have been granted. 3 of 5 What is an example of users getting privilages over others? A file may be marked as read-write for one particular user but read only for others 4 of 5 What does firewall software do? Firewall software takes care of many permission related security issues. 5 of 5
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