Zetta- 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 zetta. It was formed from the Greek (), also meaning "seven". "Hepta" never received official sanction and is obsolete. Zeta (), although
Max Tera Dimata" (1948), "Gadis Desa", "Harta Karun", and "Tjitra" (all 1949). It was while working there Tera met Usmar Ismail, who was the director of "Harta Karun" and "Tjitra". After the end of the revolution in December 1949, Ismail began work on "Darah dan Doa" ("The Long March"; 1950). Tera was asked to join the production. Shooting began on 30 March 1950, a date which is now celebrated as National Film Day in Indonesia. After the film was released, it was ultimately unsuccessful. Despite this, Tera remained with Ismail's company Perfini, later training several of its cameramen, including Kosnen, R. Husein,