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However, the capacity was also quoted "1.2 MB", [41] which was a hybrid decimal and binary notation, since the "M" meant 1000 × 1024. The precise value was 1.2288 MB (decimal) or 1.171 875 MiB (binary). The 5.25-inch Apple Disk II had 256 bytes per sector, 13 sectors per track, 35 tracks per side, or a total capacity of 116 480 bytes.
When a number is written using ordinary decimal notation, leading zeros are not significant, and trailing zeros of numbers not written with a decimal point are implicitly considered to be non-significant. [110] For example, the numbers 0.056 and 1200 each have only 2 significant digits, but the number 40.00 has 4 significant digits.
The number until which all integer values can exactly be represented in IEEE double precision floating-point format. Also the first power of 2 to start with the digit 9 in decimal. 2 56 = 72,057,594,037,927,936 The number of different possible keys in the obsolete 56 bit DES symmetric cipher. 2 60 = 1,152,921,504,606,846,976
PISA average Mathematics scores (2018) PISA average Science scores (2018) PISA average Reading scores (2018) The Programme for International Student Assessment (PISA) is a worldwide study by the Organisation for Economic Co-operation and Development (OECD) in member and non-member nations intended to evaluate educational systems by measuring 15-year-old school pupils' scholastic performance on ...
Harvard University, with a $49.495 billion endowment as of FY2023, is the wealthiest university in the world.. Many colleges and universities in the United States maintain a financial endowment consisting of assets that are invested in financial securities, real estate, and other instruments.
The online calculators look at financial need and academic merit to try to estimate the likely discounted price offered to a particular student from a particular college, [58] using information including details from tax returns, household income, grade point averages and test scores. [71]
The "cosmological constant" is a constant term that can be added to Einstein field equations of general relativity.If considered as a "source term" in the field equation, it can be viewed as equivalent to the mass of empty space (which conceptually could be either positive or negative), or "vacuum energy".
Duolingo, Inc., [b] is an American educational technology company that produces learning apps and provides language certification.Duolingo offers courses on 43 languages, [5] ranging from English, French, and Spanish to less commonly studied languages such as Welsh, Irish, and Navajo, and even constructed languages such as Klingon. [6]