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 many of its parts with the Nissan Pulsar. It was available from 1983 to 1986 and came with either the fuel injected turbocharged E15ET engine or the carburetted naturally aspirated E16S engine. The Pulsar EXA followed a successful strategy Nissan used in Japan of offering the economical Nissan Sunny in an affordable, youth-oriented two-door coupe, demonstrated by the Nissan Sunny fastback coupé, which was offered since the Sunny's introduction in 1966. As the Pulsar was a companion to the Nissan Sunny, but offered at a different Japanese Nissan dealership called "Nissan Cherry Store", the Pulsar EXA followed in the tradition