وفر 50٪ من خلال الاشتراك السنوي في مجرة واحصل على تصفح لا محدود لأفضل محتوى عربي على الإنترنت.
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وحدة تخزين تحمل نظامَ تشغيلٍ للحاسوب، وتكون إما وحدة التخزين الرئيسية، وتحمل نظام التشغيل الدائم، أو وحدة تخزين مؤقتة، تحمل نظام تشغيل مؤقت؛ يُستخدَم عادة من أجل صيانة حاسوب مُعطَّل، أو معرفة أسباب بعض المشكلات في نظام التشغيل الثابت.
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