问题
单项选择题
下列属于人工管理阶段的特点的是
A) 数据能够保存
B) 数据无专门软件进行管理
C) 数据能共享
D) 数据具有独立性
答案
参考答案：B
解析： 人工管理阶段的特点是：数据不保存、数据无专门软件进行管理、数据不共享、数据不具有独立性。
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下列属于人工管理阶段的特点的是
A) 数据能够保存
B) 数据无专门软件进行管理
C) 数据能共享
D) 数据具有独立性
参考答案：B
解析： 人工管理阶段的特点是：数据不保存、数据无专门软件进行管理、数据不共享、数据不具有独立性。
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| My brother Bob likes sports very much. He likes to __1__ basketball. He likes to __2__ sports on TV. He __3__ basketball every day in the afternoon and watches TV every evening. He has __4__ great sports collection. He has six basketballs, three baseballs, nine volleyballs __5__ five tennis rackets. Bob likes carrots and chicken. He usually __6__ them for dinner. For breakfast, he__7__ eat eggs. He usually __8__ bananas for dinner. He __9__ action movies. He often goes to a movie __10__ my sister, Gina. | |||
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