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problem 1:

Describe the following biometric methods:-

(i) Retina scans,

(ii) Fingerprint scan,

(iii) Iris Scan.

Your answer should consider the following: the data storage requirements of the biometric template, the biometric characteristic which differentiates them, their accuracy, the user enrolment process and their relative merits.

problem 2:

Describe what is meant by Type I error, Type II error and the cross over error rate for a biometric system. What is considered the most significant error for a biometric access control system?

problem 3:

Compare the relative merits of a network based Intrusion Detection System (IDS) and a host based IDS.

problem 4:

Which kinds of IDS tend to report more false positives but are capable to detect new attacks?

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