Suggested Answer
PRIMARY STORAGE STORES YOUR DATA AS LONG AS POWER IS OBTAINABLE. SECONDARY STORAGE IS INDEPENDENT OF POWER SUPPLY. OFF LINE STORAGE IS UNDER CONTROL OF CENTRAL PROCESSING.
PRIMARY STORAGE STORES YOUR DATA AS LONG AS POWER IS OBTAINABLE. SECONDARY STORAGE IS INDEPENDENT OF POWER SUPPLY. OFF LINE STORAGE IS UNDER CONTROL OF CENTRAL PROCESSING.