备考ACCA考试的学员都知道，掌握财会知识需要日复一日的学习与努力。ACCA考试前学员要有自己的备考计划，充分的去学习一门课程的重点才可以。那么，怎么去学习ACCA考试IT SYSTEMS SECURITY AND SAFETY的内容？
ACCA考试IT SYSTEMS SECURITY AND SAFETY属于基础知识点的学习，学员只要能够更好的理解所学的内容，就能够更好的去掌握。学习该部分内容学员可以从下面五点开始学习：
1、Physical threats
Physical threats to security may be natural or man-made. They include fire,flooding , weather, lightening, terrorist activity and accidental damage.
2、Physical access controls
Personnel, including receptionists and, outside working hours, security guards,can help control human access.
Door locks , A key pad system: requiring a code to be entered. A card entry system: requiring a card to be swiped.
3、Building controls into an information system
lJntegrity controls: Data integrity and Systems integrity
2.1 Jnput controls should ensure the accuracy, completeness and validity of input.
2.2 .Processing controls should ensure the accuracy and completeness of processing.
2.3 .Output controls should ensure the accuracy, completeness and security of output.
4、Back*up controls
A back-up and archive strategy should include:
.Regular back-up of data (at least daily) . Archive plans
.A disaster recovery plan including off-site storage
Back-up controls aim to maintain system and data integrityjas an integrity control rather than a contingency control
5、General controls andapplication controls
General controls are controls which relate to the environment in which the application is operated.
Application controls are controls that prevent, detect and correct errors.
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