1976 Diffie与Hellman首次公开提出（ ）的概念与结构，采用两个从此独立的密钥对数据分别行行加密或解密，且加密过程基本数学函数，从而带来了加密领域的革命性进步。
（ ）is the process of transforming information so it is unintelligible to anyone but the intended recipient.
As each application module is completed,it undergoes（ ）to ensure that it operates correctly and reliably.
（ ）algorithm specifies the way to arrange data in a particular order.
After analyzing the source code,（ ）generates machine instructions that will carry out the meaning of the program at a later time.
（ ）can help organizations to better understand the information contained within the data and will also help identify the data that is most important to the business and future business decisions.
浏览器开启无痕浏览模式后，（ ）依然会被保存下来。
下列协议中，不属于TCP/IP协议簇的是（ ）。
下列传输介质中，带宽最宽、抗干扰能力最强的是（ ）。
数控编程常需要用参数来描述需要加工的零件的图形。在平面坐标系内，确定一个点需要2个独立的参数，确定一个正方形需要（ ）个独立的参数。
某书的页码为1，2，3，...，共用数字900个（一个多位数页码包含多个数字），据此可以推断，该书最大的页码为（ ）。
