(73) someone else. In their simplest form, Certificates contain a public key and a name. As commonly used, a certificate
also contains an (74) date, the name of the CA that issued the certificate, a serial number, and perhaps other information. Most importantly, it contains the digital(75)of the certificate issuer.
The most widely accepted format for certificates is X.509 , thus, Certificates can be read or written by any application complying with X.509.
(71)A. text B. data C. digital D. structured
(72)A. connecting B. binding C. composing D. conducting
(73)A. impersonate B. personate C. damage D. control
(74)A. communication B.computation C.expectation D. expiration
(75)A. signature B. mark C. stamp D. hypertext
上午考试分析-专业英语(2005 下)
意思:
证书是数字文档,用于证明发送给个人或其他实体的一个文档中绑定了一个公共密钥,这样允许验证一个给定的公钥确实属于某人。证书帮助人们防止一些人使用假冒的密钥模仿另外一个人。最简单格式的证书,是包含一个公钥和一个名字。常用的是,一个证书还包含一个超期时间,签发证书的CA 的名字,序列号和其他信息。最重要的是,它包含了签发者的数字签名。最广泛采用的证书格式是X.509 ,因此,证书可以被符合X.509 的应用程序读写。
(71)A. text B. data C. digital D. structured
(72)A. connecting B. binding C. composing D. conducting
(73)A. impersonate B. personate C. damage D. control
(74)A. communication B.computation
C.expectation D. expiration
(75)A. signature B. mark
C. stamp D. hypertext
解: (71)C(72)B (73)A(74)D(75)A
上午考试-专业英语比较:
内容范围广
主要考专业词汇分值:10
有一定难度
上午考题基本总结
大纲比较:
在大纲范围内,但不局限于教程
特点:
知识面宽
接近实际的知识(网络安全、系统配置和操作等) 占80 %
教程(网工和软设)为基础 |