Every transaction in electronic commerce includes information flow, commercial flow, _______ and material flow.
You conned using SQL Plus to the root container of a multitenant container database (CDB) with SYSDBA privilege.
The CDB has several pluggable databases (PDBs) open in the read/write mode.
There are ongoing transactions in both the CDB and PDBs.
What happens alter issuing the SHUTDOWN TRANSACTIONAL statement?()
电子图书“electronic book”这一术语最早出现于哪个年代?( )。
The end equipment in a communication system includes .
Every transaction in electronic commerce includes information flow, commercial flow, _______ and material flow.
In electronic commerce information search and discovery services include .
Electronic payments include .
In China, Taobao is one of e-commerce sites.
electronic device 的中文释义为()
After completing a commercial transaction, () will execute the transfer of goods from the seller to the buyer in the most-effective manner.
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