【判断题】IPv4的IP地址用4个字节来表示,IPv6版本的IP地址使用8个字节来表示。
【单选题】Excess supply occurs when:
A.
. the price is above the equilibrium price.
B.
. the quantity demanded exceeds the quantity supplied.
C.
. the price is below the equilibrium price.
D.
. the quantity demanded exceeds the quantity supplied and when the price is below the equilibrium price.
【判断题】IPv4的网络地址段是4字节,IPv6的网络地址段是6字节。()
【单选题】Which of the following statements is not valid when the market supply curve is vertical?
A.
Market quantity supplied does not change when the price changes.
B.
Supply is perfectly inelastic.
C.
An increase in market demand will increase the equilibrium quantity.
D.
An increase in market demand will increase the equilibrium price.
【单选题】When the demand for facial tissues increased, the supply ______.
B.
became more competitive
D.
was increased to keep up with the demand
【判断题】在IPv4中,定义IP地址的长度为4个字节,即32位。()