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 "Hepta" never received official sanction and is obsolete.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
Tera Capital Tera Capital Tera Capital Limited is a Singapore-based investment firm with interests in technology, new media, e-commerce, hospitality and real estate businesses. Tera Capital has in addition played an active and crucial role in the development of the companies it invests in, such as Frontier Group, a hotel management firm which owns the Days Hotel master franchise for Greater China. Under Tera Capital's strategic guidance, Frontier has become one of the fastest growing mid-market international hotel companies on the Mainland. Tera Capital also partners top-tier private equity firms, family offices and funds to seek investment opportunities in the US, Europe,