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问题 多项选择题

我国被联合国教科文组织列入了《世界遗产名录》中直接与文化属性相关的遗产分类为( )。

A．世界文化遗产

B．世界文化与自然双重遗产

C．非物质文化遗产

D．世界文化景观遗产

E．世界自然景观遗产

答案

参考答案：A,B,C,D

单项选择题

下列关于操作系统的正确叙述是()。

A．操作系统是硬件和软件之间的接口

B．操作系统是主机和外设之间的接口

C．操作系统是用户与计算机之间的接口

D．操作系统是源程序与目标程序之间的接口
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单项选择题

While working on an external project your customer asks you to perform some additional tasks that are not included in the formal contract．You should （）.

A．honor the customer's request as sign of cooperation to ensure future business

B．refuse the request and report the customer to your sponsor

C．acknowledge the request and advise the customer to submit a formal change request

D．convene a meeting of the project team and rewrite the scope statement
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