单选题:在数据管理技术发展的三个阶段中,数据共享最好的是( )。 题目分类:MS Office高级应用 题目类型:单选题 查看权限:VIP 题目内容: 在数据管理技术发展的三个阶段中,数据共享最好的是( )。 A.人工管理阶段 A.人工管理阶段 B.文件系统阶段 B.文件系统阶段 C.数据库系统阶段 C.数据库系统阶段 D.三个阶段相同 D.三个阶段相同 参考答案: 答案解析:
Why does the speaker suggest we rise with a yawn and stretch Why does the speaker suggest we rise with a yawn and stretch?A.Because it will h 分类:MS Office高级应用 题型:单选题 查看答案
Do-it-Yourself has become one of Mr Miller's hobbies. Do-it-Yourself has become one of Mr Miller's hobbies. 分类:MS Office高级应用 题型:单选题 查看答案
is now considered the center of industry, transportation, co is now considered the center of industry, transportation, commerce and finance i 分类:MS Office高级应用 题型:单选题 查看答案
has served as the capital of the country?73. __________ has served as the capital of the country?73. __________ 分类:MS Office高级应用 题型:单选题 查看答案