9th Grade Tech - Vocab Set #2

Front

Smallest unit of information handled by a computer (0 or 1)

Back

Bit

Front

A set of 8 bits representing a character, number, or punctuation.

Back

Byte

Front

1,000 bytes. A full page Word doc (text only) is ~30 KB.

Back

Kilobyte (KB)

Front

1 million bytes. A blank CD stores up to 700 MB.

Back

Megabyte (MB)

Front

1 billion bytes. A blank DVD stores up to 4.7 GB. Typical hard drives: 250 - 750 GB.

Back

Gigabyte (GB)

Front

1 trillion bytes. Large hard drives store 1-8 TB of data.

Back

Terabyte (TB)

Front

Computer processor speed is measured in cycles-per-second.

Back

Hertz (Hz)

Front

Max speed of modem communication with ISP.

Back

Connection Speed

Front

Software that protects a network/computer by blocking unauthorized access.

Back

Firewall

Front

Dots that form images on monitors or LCD TVs.

Back

Pixel