下列叙述中,正确的有______。 A) 功能键代表的功能是由硬件确定的 B) 关闭显示器的电源,正在运行的程序立即停止运行 C) 软盘驱动器既可作输入设备,也可以作输出设备 D) Office是应用软件 E) 微机开机时接通主机电源,后接通外设电源 F) 把软盘写保护口打开是防止软盘感染病毒的有利措施之一 G) 软盘在读写时不能取出,否则可能会损伤磁盘
【简答题】SNO is a retailer of ice-cream and other frozen desserts. The company is
currently considering a new strategy to reduce costs and increase efficiency. To
do this, the company is considering four major...
【单选题】已知 E Ө (Fe 3+ / Fe 2+ ) =+ 0.77 v , E Ө (Br 2 / Br - ) =+ 1.07 v , E Ө (H 2 O 2 / H 2 O) =+ 1.78 v , E Ө (Cu 2+ / Cu) =+ 0.34 v , E Ө (Sn 4+ / Sn 2+ ) =+ 0.15 v ,则在标准态下能共存的是
【单选题】__________ refers to the cost of something that is not directly involved in making a particular product or providing a particular service, for example the cost of renting building or of training staff
【简答题】已知 E Ө (Cr 2 O 7 2- /Cr 3+ ) > E Ө (Fe 3+ /Fe 2+ ) > E Ө (Cu 2+ /Cu) > E Ө (Fe 2+ /Fe) , 则上述诸电对的各物种中最强的氧化剂和最强的还原剂分别为 A 、 Cr 2 O 7 2- , Fe 2+ B 、 Fe 3+ , Cu C 、 Cr 2 O 7 2- , Fe D 、 Cu 2+ , Fe 2+
【单选题】Consider the following game: Raquel is an employee, he has to choose whether to pursue training that costs £1 to herself or not. Vera is an employer, he has to decide whether to pay a fixed wage of £1...
A.
There are two players in the game, they are Raquel and Vera.
B.
Raquel’s strategies are “Training” and “No Training”, Vera’s strategies are “Fixed wage” and “Revenue sharing”.
C.
If Raquel choose strategy “No Training” and Vera choose strategy “Revenue sharing”, their payoffs are (11, 11)
D.
If Raquel choose strategy “Training” and Vera choose strategy “Fixed wage”, their payoffs are (9, 10)