Mastering Primary Memory

The function of primary memory is to hold data and programs that are currently in use.

ROM is non-volatile memory, whereas RAM is volatile memory.

When a computer is turned off, everything stored in its RAM is lost.

<p>The main advantage is that data can be read from and written to primary memory extremely quickly.</p> Signup and view all the answers

<p>The two types of primary memory are Read Only Memory (ROM) and Random Access Memory (RAM).</p> Signup and view all the answers

<p>Volatile memory refers to a type of computer memory that loses its contents when the power is turned off or disrupted. When unpowered, the data stored in volatile memory is erased and cannot be retrieved.</p> Signup and view all the answers

<p>Primary memory is a type of computer memory that is directly accessible by the CPU. It is comparatively limited in size when compared to secondary storage.</p> Signup and view all the answers

<p>Non-volatile memory is external to the CPU and is used for long-term storage of programs and data. In a modern personal computer, primary memory is often around 4 GB in size.</p> Signup and view all the answers

<p>A gigabyte (GB) is a unit of measurement for file size or storage capacity. It is equivalent to 1,024 megabytes, or 1 billion bytes.</p> Signup and view all the answers

<p>In a modern personal computer, primary memory is often around 4 GB in size.</p> Signup and view all the answers