【简答题】【消耗次数：1】
简述数据库设计的基本步骤。
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相关题目
【简答题】
什么是数据库设计，数据库设计的主要步骤？
【单选题】
数据库设计的步骤包括（）。
①
用户要求分析、概念结构设计、逻辑结构设计和物理结构设计
②
用户要求分析、概念结构设计、物理结构设计和逻辑结构设计
③
用户要求分析、逻辑结构设计、物理结构设计和概念结构设计
④
用户要求分析、物理结构设计、概念结构设计和逻辑结构设计
【简答题】
简述数据库设计的任务。
【简答题】
简述数据库设计的过程。
【简答题】
数据库设计的步骤主要有需求分析、概念结构设计、[填空1]、物理结构设计 、数据库实施、数据库运行与维护6大步骤。
【简答题】
数据库设计包括数据库的[填空]和数据库的[填空]。
随机题目
【单选题】
We feel it is high time that the Government ____
something to check the inflation.
①
did
②
do
③
should do
④
would do
【单选题】
She was teaching me ____ you would teach a younger child to speak the language.
①
the way
②
in the way
③
a way
④
to the way
【单选题】
You should have put the milk into the icebox, I expect it ____ undrinkable.
①
became
②
had become
③
has become
④
becomes
【单选题】
The students expected there ____ more reviewing classes before the final exams.
①
is
②
being
③
have been
④
to be
【单选题】
You should have your eyes tested every year in case the ____of your spectacles need changing.
①
lenses
②
glasses
③
sights
④
crystals
【单选题】
As the train will not leave until one hour later, we
____ grab a bite at the snack bar.
①
may well
②
just as well
③
might as well
④
as well
【单选题】
____ money, she is quite rich. However, this does not mean that she is happy.
①
Concerning
②
As to
③
In terms of
④
In the light of
【单选题】
She always put her medication on the top of the
shelf lest the children ____ it by mistake.
①
took
②
should take
③
had taken
④
would take
【单选题】
Evidence came up ____ specific sounds are recognized by babies as young as six months old.
①
what
②
that
③
which
④
whose
【单选题】
There will be a new building here next year, _____ ?
①
will it
②
will there
③
be there
④
won’ t there