QUES: LED emergency light type standard S Selftest ST and addressable DALI DALI

correct the punctuation.

CORRECTED: LED emergency light type standard (S), Selftest (ST) and addressable DALI (DALI).

QUES: Find junk files including orphaned application data from previously deleted installs notused language files and PPC binary components that can safely be deleted from Intel Macs

correct the punctuation.

CORRECTED: Find junk files, including orphaned application data from previously deleted installs, not-used language files and PPC binary components that can safely be deleted from Intel Macs

QUES: Repartitioning disk When the size of the current partition is to be changed or new partition needs to be added you may opt for repartitioning the drive

correct the punctuation.

CORRECTED:
Re-partitioning disk: When the size of the current partition is to be changed or new partition needs to be added you may opt for re-partitioning the drive.