Cameroon GCE O/L June 2017 Computer Science 2

Cameroon GCE O/L June 2017 Computer Science 2

Cameroon GCE O/L June 2017 Computer Science 2

(a) briefly describe the following terms in relation to data security

(i) Data Encryption (2 marks)
(ii) Backup (2 marks)
(iii) Fire wall (2 marks)
(b) Briefly explain what is meant by data integrity

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