Five statements and three types of software are shown below. Draw lines to connect each statement with the correct type of software. Statement Users have the freedom to pass on the software to friends and family as they wish. Users can download this software free of charge, but they cannot modify the source code in any way. Users are allowed to try out the software for a trial period only before being charged. Users can study the software source code and modify it, where necessary, to meet their own needs, without breaking copyright laws. Users can obtain a free trial version of the software, but this often does not contain all the features of the full version. Type of software Free software Freeware Shareware

Mark scheme

Marking points from the official mark scheme (May/June 2016). The mark or mark type is shown in brackets.

1. [3] 8 (a) 1 mark for correct lines from each type of software NOTE: all statements that are correct must be connected to the correct type of software for the mark to be awarded [Diagram showing connections]
2. [3] (b) Any three from: That we should follow Copyright laws/intellectual property rights/work should not be stolen/plagiarised That we should follow Data Protection laws That we should not create or distribute malware//description of malware That we should not hack/crack other computers//description of hacking That we should protect our own computers against malware/hacking That we should consider privacy issues (when using social networking) That we consider anonymity issues (when using social networking) That we should consider environmental impacts when using computers Loss/creation of jobs from use of computers/robotics We should follow codes of practice (for creation of code e.g. ACM/IEEE)
3. [6] (c) 2 marks for each term described Viruses: program/software/file that replicates (copies) itself intends to delete or corrupt files//fill up hard disk space Pharming: malicious code stored on a computer/web server redirects user to fake website to steal user data Spyware: monitors and relays user activity e.g. key presses//key logging software user activity/key presses can be analysed to find sensitive data e.g. passwords
4. [3] (d) Any three from: examines/monitors traffic to and from a user's computer and a network/Internet checks whether incoming and outgoing traffic meets a given set of criteria/rules firewall blocks/filters traffic that doesn't meet the criteria/rules logs all incoming and outgoing traffic can prevent viruses or hackers gaining access blocks/filters access to specified IP addresses/websites warns users of attempts by software (in their computer) trying to access external data sources (e.g. updating of software) etc. // warns of attempted unauthorised access to the system