Its outstandingadvantages include that noentrysortingis needed, lookupspeed is high, entryupdating completes fast with pipelining, and lookupcontinuity is enhanced.
Enrolling such pupils could boost overall attainment: some research finds that an undergraduate from a lacklustre school will outperform someone with the same entry grades from an outstanding school, although Geoff Parks of the University of Cambridge says it is not so there.