Zetta- the 6th letter of the modern and classical Greek alphabet, denotes a value of seven (7) when used as a numeral. Examples: Zetta- Zetta is a decimal unit prefix in the metric system denoting a factor of 10 or . The prefix was added as an SI prefix to the International System of Units (SI) in 1991 and has the symbol Z. Zetta is evocative of the Latin numeral , meaning "seven". Therefore it was used to denote the seventh power of 1000. A prefix of the same value, "hepta", was informally introduced a few years before the promulgation of
Nissan EXA Nissan EXA The Nissan Pulsar EXA and Nissan EXA are automobiles manufactured and marketed by Nissan Motor Company from 1982 to 1986 and from 1986 to 1990 respectively. The first generation model was internally designated as the N12 series and was marketed in Japan at "Nissan Cherry Store" locations as the Pulsar EXA, and at "Nissan Prince Store" outlets as the Langley EXA. The second generation EXA was designated as the N13 series. Both generations were marketed in North America under the name Nissan Pulsar NX. The Pulsar EXA was known in North America as the Pulsar NX and shared