Possible Clues:

• Part of C.I.C.: Abbr.
• Part of 'C in C': Abbr.
• Lt. Col. : Army :: __ : Navy
• Format that can be burned once
• Burnable data-holder, for short
• Naval off.
• Medium for a computer "burner," briefly
• MP3 burning medium, possibly
• Digital file holder: Abbr.
• Naval rank below capt.