皮皮学，免费搜题
登录
搜题
【单选题】
关于计算机病毒的叙述中,正确的选项是( )。A.
计算机病毒只感染 .exe 或 .com 文件
B.
计算机病毒可以通过读写U盘、光盘或 Internet 网络进行传播
C.
计算机病毒是通过电力网进行传播的
D.
计算机病毒是由于计算机不清洁而造成的
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】清朝统治者认为,天朝物产丰富,无须同外国互通有无,于是实行了( )政策使中国在世界上逐渐落伍了
A.
重本抑末政策
B.
闭关锁国政策
C.
鼓励海外贸易
D.
禁海政策
【判断题】In a perfect capital market, when a dividend is paid, the share price drops by the amount of the dividend when the stock begins to trade ex-dividend.
A.
正确
B.
错误
【单选题】When a domestic company first begins to export to India, it is an example of
A.
horizontal integration.
B.
backward integration.
C.
forward integration.
D.
concentric diversification.
E.
market development.
【多选题】现代室内设计有很高的艺术性要求,涉及的设计内容有很高的技术含量,并且与一些新兴学科( )的关系极为密切。
A.
人体工程学
B.
环境心理学
C.
环境物理学
D.
哲学与美学
【单选题】When a market begins to engage in international trade:
A.
producers in the exporting industry may be better off.
B.
consumers of the imported good may be worse off.
C.
consumers of the exported good may be better off.
D.
producers in the importing industry are better off.
【判断题】The product life cycle begins when a new product is launched into the market and ends when the product is withdrawn from the market.
A.
正确
B.
错误
【单选题】John has been working as a tutor for $300 a semester. When the university raises the price it pays tutors to $400, Emily enters the market and begins tutoring as well. How much does producer surplus r...
A.
by less than $100
B.
between $100 and $200
C.
between $200 and $300
D.
by more than $300
【单选题】When a Chinsee company first begins to export to India, it is an example of______
A.
market penetration
B.
market development
C.
product development
D.
forward integration
相关题目：
参考解析：
知识点：
题目纠错 0
发布
