Memory and Storage

Primary storage consists of _______ and _______.

RAM and ROM.

RAM stands for _______ _______ _______ which is volatile.

Random Access Memory.

When the RAM is full, the computer uses _______ _______ as temporary RAM.

Virtual Memory.

ROM contains the _______ for the computer.

BIOS.

ROM is _______ - the data is still stored after power is off.

non-volatile.

Types of secondary storage include ______, ______ ______, or ______.

Magnetic, Solid State, or Optical.

Magnetic storage has ______ parts and lower cost than Solid State storage.

moving.

Binary uses the numbers 0 and ______.

2.

ASCII uses ______ bits to represent each character.

8.

UTF supports more characters than ASCII with ______ or ______-bit binary numbers.

16, 32.

Colour depth refers to the number of ______ used for each pixel.

bits.

Resolution measures how many ______ per inch.

pixels.

Metadata is information about the ______ file that is stored within it.

image.

Sampling is the process of converting an ______ signal to a digital signal.

analogue.

The higher the bit depth, the better the ______ but the larger the file size.

quality.

Lossy compression permanently removes some ______ from a file.

data.

Lossless compression only temporarily removes data so that it can be ______ when opened.

restored.