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6 lines
1.2 KiB
6 lines
1.2 KiB
2 months ago
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id&qtp&qim&qil&qtx&qca&qia&qrm&qnxt&qprv&qalb&subj&wght&pts&flr&ded&layout&qfixed&qptsbyans&flags
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gs0204.001&tf&2&N&Virtual storage for the mainframe appeared with IBM's S/370 architecture.&TRUE&FALSE&Virtual storage has been around a long time, since the 1970's when it was first introduced with System 370 mainframe.&&&&undefined.0&&&&&4&&&N.
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gs0204.002&tf&0&N&The ESA/370 arhicture introduced the virtual storage constructs called dataspaces and hiperspaces.&TRUE&FALSE&ESA/370 expanded the virtual storage capabilities, adding data-only storage areas called dataspaces and hiperspaces, to supplement existing virtual storage address spaces.&&&&undefined.0&&&&&1&&&N.
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gs0204.003&tf&0&N&The S/380 architecture introduced parallel-processing support for the mainframe.&FALSE&TRUE&There was never a System/380. The mainframe architecture went from 360, to 370, to 370/XA, to ESA/370, to S/390, to zSeries.&&&&undefined.0&&&&&1&&&N.
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gs0204.004&tf&0&&CMOS has replaced bi-polar as the primary technology-base when building processors used in IBM's mainframes.&TRUE&FALSE&In the 1990's IBM mainframes switched to CMOS and dropped production of the more expensive bi-polar processors. CMOS appeared in mainframes as early as 1986, but on a limited basis.&&&&undefined.0&&&&&1&&&N.
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