COA_Ch06_InClass-1

_______ memory allows data to be both read from and written to easily and rapidly.

• EPROM
• ROM
• RAM
• PROM

The main memory in a desktop personal computer is made of:

• ROM
• RAM
• cache
• none of the above

The basic difference between RAM and ROM memory is:

• RAM is nonvolatile while ROM is volatile
• RAM is read/write while ROM Is read only
• ROM is used to store programs and data, while RAM is not
• ROM is typically specified when you buy a computer; RAM is not

Examples of secondary memory include:

• ROM, PROM, and EROM
• main memory and cache
• magnetic disk drives and solid state memory
• optical jukeboxes and tape libraries

Information can be retrieved fastest from:

• hard disk (SSD)
• magnetic tape
• optical disk
• USB flash drive

Which of the following types of memory has the longest (slowest) access time?

• cache memory
• main memory
• secondary memory
• registers