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【单选题】
显示器是计算机必备的输出设备，下列关于计算机显示器的叙述中，错误的是________。A.
显示器主要有 CRT 、 LCD 显示器两大类
B.
显示控制器用于控制 CRT 或 LCD 的工作
C.
显卡就是显示控制器
D.
目前有些计算机已不需要显卡， CRT 或 LCD 中已包括显卡的功能
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举一反三
【单选题】Organizations grow by using strategies of ________. A) integration, diversification, or functionalization B) concentration, integration, or diversification C) integration, diversification, or differen...
A.
integration, diversification, or functionalization
B.
concentration, integration, or diversification
C.
integration, diversification, or differentiation
D.
concentration, integration, or stabilization
【单选题】Which statement about portfolio diversification is correct?______.
A.
Proper diversification can reduce or eliminate systematic risk.
B.
As more securities are added to a portfolio, total risk typically would be expected to fall at a decreasing rate.
C.
The risk-reducing benefits of diversification do not occur meaningfully until at least 30 individual securities are included in the portfolio.
D.
Diversification reduces the portfolio's expected return because it reduces a portfolio's total risk.
【单选题】Organizational design is a process that involves decisions about ________. A) work specialization and cost-leadership B) chain of command and span of control C) centralization and differentiation D) d...
A.
work specialization and cost-leadership
B.
chain of command and span of control
C.
centralization and differentiation
D.
departmentalization and diversification
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