| 释义 |
petabyte
pet·a·byte P0217965 (pĕt′ə-bīt)n. Abbr. PB1. A unit of computer memory or data storage capacity equal to 1,024 terabytes (250 bytes).2. One quadrillion bytes.petabyte (ˈpɛtəˌbaɪt) n (Units) computing 1015 or 250 bytespet•a•byte (ˈpɛt əˌbaɪt)
n. Computers. 1. 250 (1,125,899,906,842,624) bytes; 1024 terabytes. 2. 1015, or one quadrillion (1,000,000,000,000,000), bytes; 1000 terabytes. [1995–2000] Thesaurus| Noun | 1. | petabyte - a unit of information equal to 1000 terabytes or 10^15 bytesPBcomputer memory unit - a unit for measuring computer memoryterabyte, TB - a unit of information equal to 1000 gigabytes or 10^12 (1,000,000,000,000) bytesexabyte, EB - a unit of information equal to 1000 petabytes or 10^18 bytes | | 2. | petabyte - a unit of information equal to 1024 tebibytes or 2^50 bytespebibyte, PiB, PBcomputer memory unit - a unit for measuring computer memorytebibyte, TiB, terabyte, TB - a unit of information equal to 1024 gibibytes or 2^40 (1,099,511,627,776) bytesEiB, exbibyte, exabyte, EB - a unit of information equal to 1024 pebibytes or 2^60 bytes |
Translations
petabyte
petabyte (unit)2^50 = 1,125,899,906,842,624 bytes = 1024 terabytesor roughly 10^15 bytes. 1024 petabytes is one exabyte.
Google is estimatedto store about 200 petabytes of data in about 25 data centers around the world.
See prefix.petabyteOne quadrillion bytes. Also PB, Pbyte and P-byte. In 2012, Facebook indicated that it stored 100 petabytes of member data. See Petabyte Age, peta, brontobyte, Hadoop, binary values, petabit and space/time.
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| A large datacenter holds petabytes of data in all of its drives combined. However, we have a long way to go for a single storage drive to hold just one petabyte. |
 | | Twenty-Megabyte Hard Disk |
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| In 1984, people were amazed at how much the hard disk on IBM's new PC AT could hold. (Image courtesy of IBM.) |
MedicalSeePbAcronymsSeePBpetabyte
Synonyms for petabytenoun a unit of information equal to 1000 terabytes or 10^15 bytesSynonymsRelated Words- computer memory unit
- terabyte
- TB
- exabyte
- EB
noun a unit of information equal to 1024 tebibytes or 2^50 bytesSynonymsRelated Words- computer memory unit
- tebibyte
- TiB
- terabyte
- TB
- EiB
- exbibyte
- exabyte
- EB
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