对称密钥密码体制的主要缺点是：（）。
A、加、解密速度慢
B、密钥的分配和管理问题
C、应用局限性
D、加密密钥与解密密钥不同
参考答案：B
下列图示实验装置或操作中正确的是（ ）
A．
B．
C．
D．
Assume that you are analyzing a plain vanilla interest rate swap with the following characteristics : Counterparty XCounterparty Y pay fixed rate 6% pay floating rate LIBOR + 0.5% receive floating rate LIBOR +0.5% receive fixed rate 6% Swap tenor: 10 years National principal: $1000000 LIBOR :4.75% Which of the following is the first floating rate payment made by Counterparty Y
