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Slim and small (20 mm × 25 mm × 1.78 mm) but slower read/write, no wear-leveling controller, up to 2 GB [8] Type H 2005 2 GB Slim and small (20 mm × 25 mm × 1.78 mm) and swifter, no wear-leveling controller, up to 2 GB [8] XQD card: Sony & Nikon Standard 2011–2012 >2 TB High-capacity, high-speed standard using PCIe as interface
SanDisk co-founder Eli Harari developed the Floating Gate EEPROM which proved the practicality, reliability and endurance of semiconductor-based data storage. [5] In 1991, SanDisk produced the first flash-based solid-state drive (SSD) in a 2.5-inch hard disk drive form factor for IBM with a 20 MB capacity priced at about $1,000. [6]
All three concepts became obsolete once flash memory prices became lower and their capacities became higher by 2006. [ 20 ] New products of Sony (previously only using Memory Stick) and Olympus (previously only using XD-Card) have been offered with an additional SD-Card slot beginning in 2010. [ 23 ]
Active Bangladesh military aircraft is a list of military aircraft that are used by the Bangladesh Armed Forces. For aircraft no longer in-service see: List of historic Bangladesh military aircraft. Approximately 80 aircraft and five Mil Mi-17 were destroyed by the devastating 1991 Bangladesh cyclone.
Until Bangladesh Liberation War in 1971, the Pakistani Rupee was the Currency of the country. Bangladeshi currency was first issued on March 4, 1972 after the Independence of Bangladesh. [2] The official currency was named Taka, later "৳" was designated as the symbol of Taka. The minimum unit of money fixed is one taka.
Bangladesh first issued its own postage stamps upon gaining independence in 1971. [1] A set of eight stamps, with various motifs including a map of the country, were issued. [2] [3] Shortly after, stamps in eight values were overprinted "Bangladesh Liberated" in both English and Bengali were prepared in the United Kingdom, but only three values were issued in Bangladesh.
The first treasury notes in 1972 for ৳ 1 and notes of the Bangladesh Bank for ৳ 5, ৳ 10 and ৳ 100. In 1977, banknotes for ৳ 50 were introduced, followed by ৳ 500 in 1979 and ৳ 20 in 1982. ৳ 1 treasury notes were issued until 1992, with ৳ 2 treasury notes introduced in 1989. ৳ 1000 banknotes were introduced in 2008.
Rank Regions (Districts) HDI (2022) High human development 1 Dhaka: 0.756 2 Jessore, Magura, Narail: 0.701 Medium human development 3 Chittagong: 0.695 4 Bagerhat, Khulna, Satkhira