They won't know the passing score for a few weeks after the beta testing ends. (Which is part of what they're doing in having the beta test - deciding what's an acceptable pass-level.) It'll be publicly known before the test becomes a regular release.
Theodore Jonathan Casser
SCJP/SCSNI/SCBCD/SCWCD/SCDJWS/SCMAD/SCEA/MCTS/MCPD... and so many more letters than you can shake a stick at!