What is primary memory?
An internal component which holds data and programs that are not currently in use
An external component which holds data and programs that are currently in use
An internal component which holds data and programs that are currently in use
What are the two types of primary memory?
RAM and ROM
Flash memory and cache memory
Flash memory and virtual memory
In terms of memory, what does volatile mean?
The memory retains its contents when the power is removed
The memory can be overwritten
The memory loses its contents when the power is removed
Which of these statements about ROM is true?
ROM is non-volatile and can only be read from
ROM is volatile and can only be read from
ROM is non-volatile and can be read from and written to
Which of these statements about RAM is true?
RAM is non-volatile and can only be read from
RAM is volatile and can only be read from
RAM is volatile and can be read from and written to
What is virtual memory?
High-speed internal memory
Secondary storage used as additional RAM
High-speed external memory
What is cache memory used for?
Temporarily holding frequently used data and instructions
Extending the available RAM
Extending the available ROM
What is the purpose of secondary storage?
To hold data and programs that are currently in use
To store data and programs long-term
To extend RAM
Which type of computers usually have no need for secondary storage?
Embedded computers
General purpose computers
Tablet computers
What type of storage is a hard disk drive?
Optical
Magnetic
Flash