The basic certification test can be accessed here:
For subscription databases, e.g. Westlaw UK, the Lexis Library, Hein Online
See also:
How do I access Library Databases? (FAQ)
Accessing E-resources (LibGuide)
HeinOnline is an online research platform that provides more than 196 million pages of multidisciplinary periodicals, essential government documents, international resources, case law, and much more.