Traditional Culture Encyclopedia - Traditional festivals - What is an electronic photo? What is an electronic document? Urgent. . . .
What is an electronic photo? What is an electronic document? Urgent. . . .
2. Electronic documents refer to written materials formed in people's social activities and carried by chemical magnetic materials such as computer disks, disks and optical disks. Depending on the computer system access, it can be transmitted on the communication network. It mainly includes electronic documents, electronic letters, electronic reports and electronic drawings.
Extended data
Electronic photos and electronic files have the following characteristics:
1, easy to modify
This is an important difference between electronic documents and electronic photos and traditional printed documents. It is precisely because the electronic format is easy to modify. If it is not well protected, it may be illegally modified. Whether this modification is intentional or unintentional, it will bring some losses to the document owner.
2, easy to delete
Deleting traditional documents is basically unrealistic and safe. But for electronic documents or photos, it is very convenient to delete them. As long as you have the right to modify the file, then click the mouse or delete the file through the keyboard, it is very easy. Under normal circumstances, there is no evidence afterwards to explain when and why the file was lost.
3, easy to copy
The traditional way of copying documents often requires some auxiliary materials and machines, such as copy paper, photocopiers and other related materials. By copying electronic documents or photos, people can enjoy information very conveniently. However, it may also lead to personal privacy exposure or business leakage.
Baidu encyclopedia-electronic document
Baidu encyclopedia-photos in electronic format
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