Computer systems typically have both ____ and ____ storage. Primary storage is the computer's ____ ____ and is used to store program instructions and data ____ ____ ____ ____ ____ by the CPU. Secondary storage is the ____-____ ____ provided by hard disks, solid state disks, optical media and is used to store data and program instructions until they are required by the CPU. The need for primary storage. A computer system needs ____ storage for any data that it needs to ____ ____. This includes the ____-____ ____, the ____ ____, ____ that are running and any associated ____. There are two main types of primary storage: ____ and ____. Main memory: RAM and ROM There are two types of primary storage, or main memory: ____ ____ ____ (RAM) and ____ ____ Memory (ROM) Both RAM and ROM can be ____ ____ by the ____ and may contain the ____ and ____ for the CPU to process. Random Access Memory (RAM) Random Access Memory (RAM) ____ stores program instructions and data ____ ____ are ____ ____ by the CPU. RAM is volatile, meaning that its ____ ____ ____ when it loses power (i.e. the computer is switched off). RAM is much ____ than secondary storage devices such as Hard Disk Drives but ____ ____ ____ on a per-GB basis. Because RAM is both ____ and expensive, general-purpose computer systems have ____ ____ for ____-____ storage of programs and ____.

Types of storage in a Computer System

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