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7 Nokia Corporation - initial contribution. |
7 Nokia Corporation - initial contribution. |
8 Contributors: |
8 Contributors: |
9 --> |
9 --> |
10 <!DOCTYPE concept |
10 <!DOCTYPE concept |
11 PUBLIC "-//OASIS//DTD DITA Concept//EN" "concept.dtd"> |
11 PUBLIC "-//OASIS//DTD DITA Concept//EN" "concept.dtd"> |
12 <concept xml:lang="en" id="GUID-B0F9CDEC-A953-51D0-B7A3-8B341A7C784A"><title>Persistent data</title><prolog><metadata><keywords/></metadata></prolog><conbody><p>Persistent data is data that remains after a program has finished. On desktop machines, it is conventional to refer to data on a disk file as persistent, because it persists after the machine has been turned off.</p> <p>Data in RAM is volatile, because it is lost when power is removed. On a Symbian OS phone, these distinctions are less clear (because the “disk” is itself in RAM). It is, nevertheless, useful to refer to data in files as persistent.</p> </conbody></concept> |
12 <concept id="GUID-B0F9CDEC-A953-51D0-B7A3-8B341A7C784A" xml:lang="en"><title>Persistent |
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13 data</title><shortdesc>Persistent data is data that remains after a program has finished. </shortdesc><prolog><metadata><keywords/></metadata></prolog><conbody> |
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14 <p>On desktop machines, it is conventional to refer to data on a disk file |
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15 as persistent, because it persists after the machine has been turned off.</p> |
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16 <p>Data in RAM is volatile, because it is lost when power is removed. On a |
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17 Symbian platform device, these distinctions are less clear (because the “disk” |
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18 is itself in RAM). It is, nevertheless, useful to refer to data in files as |
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19 persistent.</p> |
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20 </conbody></concept> |