2022上半年网络工程师上午真题（71-75）-编程学习网

　　为方便考生估分，编程学习网小编为大家整理了2022上半年网络工程师上午真题(71-75)，希望对大家估分会有帮助。

　　为方便广大考生考后估分对答案，编程学习网软考学院老师特向广大学员和网友搜集整理了2022上半年网络工程师上午真题(71-75)，供大家参考。编程学习网软考学院老师也将在考后进行真题答案解析，想知道答案和解析的考生请进入编程学习网在线题库，敬请广大考生关注。

　　A network, attack is an attempt to gain (71) access to an organization’s network, with the objective of stealing data or performing other malicious activities. Plagiarism is A ( 72 )-of-service (DoS) attack is a cyber-attack in which the attacker seeks to make a machine or network resource unavailable to its intended users by temporarily or indefinitely di srupting, services of a host connected to a network. In the case of a simple attack,a (73) could have a simple rule added to deny all incoming traffic from the at tackers, based on protocols, ports, or the originating IP addresses. In a (74) DoS (DDoS) attack wangwangwang, the incoming traffic flooding the victim originates from (75) different sources. This effectively makes it impossible to stop the attack simply by blocking a single source.

　　(71 ) A. unauthorized

　　B. authorized

　　C. normal

　　D. frequent

　　(72) A. defense

　　B. denial

　　C. detection

　　D. decision

　　(73) A. firewall

　　B. router

　　C. gateway

　　D. switch