Input, Output and Storage

Question 1

RAM

Answer 1

Volatile main memory. Access times are very fast. It can be used in main areas of computing and computing storage. When used as main memory it typically can be thought of as containing the OS, programs in use and the data those programs are using while the computer is running.

Question 2

ROM

Answer 2

Memory for which the contents may be read by cannot be written to by the computer system. Software in ROM is fixed during manufacturing. It typically holds system boot up instructions. ROM is non-volatile.

Question 3

Virtual Storage

Answer 3

A means of apparently extending main storage by using backing storage (such as a hard disk) as if it were main memory.