Exam !: Digital Memory Basics

Ram (Read and Right)

temporary working space where you create and modify documents, is volatile (info can be lost}

Video Ram

helps monitor quickly redraw images, low end uses 256 Kilobytes, high end uses 2-16 megabytes

ROM (Read)

memory for operating system

Hard Drive Memory

physical memory that applications use to store information

Bits

smallest unit of info

Bytes

represents single characters and numbers, 8 bits = 1

Kilobyte

common expression of file sizes, 1,024 bytes = 1

Megabyte

1,024 Kilobytes = 1

Gigabyte

1,024 megabytes = 1

Terabyte

1,024 gigabytes = 1

Computer Slowdown

computer is more than 75% full of content

Computer Failure Risk

computer is 90% full or more of content